Help Guide Wireless Stereo Headset WI-XB400 Use this manual if you encounter any problems, or have any questions.
Checking the remaining battery charge Turning on the headset Turning off the headset Making connections How to make a wireless connection to Bluetooth devices Android smartphone Pairing and connecting with an Android smartphone Connecting to a paired Android smartphone iPhone (iOS devices) Pairing and connecting with an iPhone Connecting to a paired iPhone Computers Pairing and connecting with a computer (Windows 10) Pairing and connecting with a computer (Windows 8.
Listening to music via a Bluetooth connection Listening to music from a device via Bluetooth connection Controlling the audio device (Bluetooth connection) Disconnecting Bluetooth connection (after use) Supported codecs Making phone calls Receiving a call Making a call Functions for a phone call Disconnecting Bluetooth connection (after use) Using the voice assist function Using the voice assist function (Google app) Using the voice assist function (Siri) Important information Precautions Trademarks Cus
Sound skips frequently. Bluetooth Pairing cannot be done. Unable to make a Bluetooth connection. Distorted sound The Bluetooth wireless communication range is short, or the sound skips. The headset does not operate properly. Cannot hear a person on a call.
Help Guide Wireless Stereo Headset WI-XB400 What you can do with the Bluetooth function The headset uses BLUETOOTH® wireless technology, allowing you to do the following. Listening to music You can receive audio signals from a smartphone or music player to enjoy music wirelessly. Talking on the phone You can make and receive calls hands-free, while leaving your smartphone or mobile phone in your bag or pocket.
Help Guide Wireless Stereo Headset WI-XB400 About the voice guidance You will hear the voice guidance in the following situations via the headset.
Help Guide Wireless Stereo Headset WI-XB400 Checking the package contents After opening the package, check that all of the items in the list are included. If any items are missing, contact your dealer. Numbers in ( ) indicate the item amount. Wireless Stereo Headset USB Type-C™ cable (USB-A to USB-C™) (approx. 20 cm (7.88 in.)) (1) Hybrid silicone rubber earbuds (S/M/L 2 each) M-sized earbuds come attached to the headset.
Help Guide Wireless Stereo Headset WI-XB400 Replacing the earbuds M-sized hybrid silicone rubber earbuds come attached to the headset. If the earbuds tend to come off or you feel that there is insufficient low frequency sound and a difference in volume between the left and right units, change the earbuds to another size to comfortably and snugly fit your left and right ears. Hybrid silicone rubber earbuds S size: 2 lines M size: 3 lines L size: 4 lines 1 Remove the earbuds.
Help Guide Wireless Stereo Headset WI-XB400 When you have finished using the headset The headset has a built-in magnet for joining the left and right units. The magnet prevents the units from getting tangled up when you leave the neckband worn after use.
Help Guide Wireless Stereo Headset WI-XB400 Location and function of parts 1. Earbuds 2. Right unit Clasp the left and right units with the built-in magnet. 3. Built-in rechargeable battery 4. Left unit Clasp the left and right units with the built-in magnet. 5. Tactile dot There is a tactile dot on the left unit. 6. Indicator (blue/red) 7. 8. 9. 10. 11. Lights up in red while charging. Lights up in red or blue to indicate the power or communication status of the headset.
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Help Guide Wireless Stereo Headset WI-XB400 About the indicator You can check various statuses of the headset by the indicator. : Turns on in blue / : Turns on in red / -: Turns off Turning on (flashes twice in blue) In this case, when the remaining battery charge is 20% or lower (requires charging), the indicator lights successively as follows. (repeatedly flashes slowly in red for about 15 seconds) For details, see “Checking the remaining battery charge”.
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Help Guide Wireless Stereo Headset WI-XB400 Charging the headset The headset contains a built-in lithium-ion rechargeable battery. Use the supplied USB Type-C cable to charge the headset before use. 1 Open the USB Type-C port cover. 2 Connect the headset to an AC outlet. Use the supplied USB Type-C cable and a commercially available USB AC adaptor. The indicator (red) of the headset lights up. Charging is completed in about 3 hours (*) and the indicator (red) turns off automatically.
USB AC adaptor A commercially available USB AC adaptor capable of supplying an output current of 0.5 A (500 mA) Personal computer Personal computer with a standard USB port We do not guarantee operation on all computers. Operations using a custom-built or homebuilt computer are not guaranteed. Hint The headset can be also charged by connecting the headset to a running computer using the supplied USB Type-C cable. If charging starts while the headset is turned on, the headset will turn off automatically.
Help Guide Wireless Stereo Headset WI-XB400 Available operating time The available operating times of the headset with the battery fully charged are as follows: Bluetooth connection Music playback time (AAC): Max. 15 hours Music playback time (SBC): Max. 14 hours About 60 minutes of music playback is possible after 10 minutes charging. Communication time: Max. 15 hours Standby time: Max. 200 hours Note Usage hours may be different depending on the conditions of use.
Help Guide Wireless Stereo Headset WI-XB400 Checking the remaining battery charge You can check the remaining battery charge of the rechargeable battery. When you turn on the headset, the voice guidance indicating the remaining battery charge can be heard. “Battery about XX %” (The “XX” value indicates the approximate remaining charge.) “Battery fully charged” The remaining battery charge indicated by the voice guidance may differ from the actual remaining charge in some cases.
The remaining battery charge may not be properly displayed if the headset has not been used for a long time. In this case, repeatedly charge and discharge the battery multiple times to properly display the remaining battery charge.
Help Guide Wireless Stereo Headset WI-XB400 Turning on the headset 1 Press and hold the (power) button for about 2 seconds until the indicator (blue) flashes.
Help Guide Wireless Stereo Headset WI-XB400 Turning off the headset 1 Press and hold the (power) button for about 2 seconds until the indicator (blue) turns off.
Help Guide Wireless Stereo Headset WI-XB400 How to make a wireless connection to Bluetooth devices You can enjoy music and hands-free calling with the headset wirelessly by using your Bluetooth device’s Bluetooth function. Device registration (pairing) To use the Bluetooth function, both of the connecting devices must be registered in advance. The operation to register a device is called “device registration (pairing)”. Pair the headset and the device manually.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with an Android smartphone The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: The Android smartphone is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently. The operating instructions of the Android smartphone is in hand.
2. Touch the switch to turn on the Bluetooth function. 4 Touch [WI-XB400]. If Passkey (*) input is required, input “0000”. The headset and smartphone are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”. If they are not connected, see “Connecting to a paired Android smartphone”. If [WI-XB400] does not appear on the Android smartphone screen, try again from the beginning of step 3.
Related Topic How to make a wireless connection to Bluetooth devices Connecting to a paired Android smartphone Listening to music from a device via Bluetooth connection Disconnecting Bluetooth connection (after use) Initializing the headset to restore factory settings 5-004-986-11(1) Copyright 2019 Sony Corporation 24
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired Android smartphone 1 Unlock the screen of the Android smartphone if it is locked. 2 Turn on the headset. Press and hold the (power) button for about 2 seconds. Check that the indicator (blue) continues to flash after you release your finger from the button. You will hear the voice guidance say, “Power on”. If it has automatically connected to the last connected device, you will hear the voice guidance say, “Bluetooth connected”.
4 Touch [WI-XB400]. You will hear the voice guidance say, “Bluetooth connected”. Hint The operation above is an example. For more details, refer to the operating instructions supplied with the Android smartphone. Note If the last-connected Bluetooth device is placed near the headset, the headset may connect automatically to the device by simply turning on the headset. In that case, deactivate the Bluetooth function on the last-connected device or turn off the power.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with an iPhone The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: The iPhone is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently. The operating instructions of the iPhone is in hand. 1 Enter pairing mode on this headset.
3. Touch the switch to turn on the Bluetooth function. 4 Touch [WI-XB400]. If Passkey (*) input is required, input “0000”. The headset and iPhone are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”. If they are not connected, see “Connecting to a paired iPhone ”. If [WI-XB400] does not appear on the display of the iPhone, try again from the beginning of step 3. * A Passkey may be called “Passcode”, “PIN code”, “PIN number”, or “Password”.
Related Topic How to make a wireless connection to Bluetooth devices Connecting to a paired iPhone Listening to music from a device via Bluetooth connection Disconnecting Bluetooth connection (after use) Initializing the headset to restore factory settings 5-004-986-11(1) Copyright 2019 Sony Corporation 29
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired iPhone 1 Unlock the screen of the iPhone if it is locked. 2 Turn on the headset. Press and hold the (power) button for about 2 seconds. Check that the indicator (blue) continues to flash after you release your finger from the button. You will hear the voice guidance say, “Power on”. If it has automatically connected to the last connected device, you will hear the voice guidance say, “Bluetooth connected”.
4 Touch [WI-XB400]. You will hear the voice guidance say, “Bluetooth connected”. Hint The operation above is an example. For more details, refer to the operating instructions supplied with your iPhone. Note If the last-connected Bluetooth device is placed near the headset, the headset may connect automatically to the device by simply turning on the headset. In that case, deactivate the Bluetooth function on the last-connected device or turn off the power.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with a computer (Windows 10) The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: Your computer has a Bluetooth function that supports music playback connections (A2DP). The computer is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently.
3. Click the [Bluetooth] tab, click the [Bluetooth] switch to turn on the Bluetooth function, then select [WI-XB400]. 4. Click [Pair]. If Passkey (*) input is required, input “0000”. The headset and computer are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”.
If they are not connected, see “Connecting to a paired computer (Windows 10)”. If [WI-XB400] does not appear on the display of the computer, try again from the beginning of step 3. * A Passkey may be called “Passcode”, “PIN code”, “PIN number”, or “Password”. Hint The operation above is an example. For more details, refer to the operating instructions supplied with the computer. To delete all Bluetooth pairing information, see “Initializing the headset to restore factory settings”.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with a computer (Windows 8.1) The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: Your computer has a Bluetooth function that supports music playback connections (A2DP). The computer is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently.
2. Select [Change PC Settings] of the [Settings] charm. 3. Select [PC and devices] of [PC Settings]. 4. Select [Bluetooth]. 5. Select [WI-XB400], then select [Pair].
If Passkey (*) input is required, input “0000”. The headset and computer are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”. If they are not connected, see “Connecting to a paired computer (Windows 8.1)”. If [WI-XB400] does not appear on the display of the computer, try again from the beginning of step 3. * A Passkey may be called “Passcode”, “PIN code”, “PIN number”, or “Password”. Hint The operation above is an example.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with a computer (Windows 7) The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: Your computer has a Bluetooth function that supports music playback connections (A2DP). The computer is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently.
4 Select [WI-XB400], then click [Next]. If Passkey (*) input is required, input “0000”. The headset and computer are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”. If they are not connected, see “Connecting to a paired computer (Windows 7)”. If [WI-XB400] does not appear on the display of the computer, try again from the beginning of step 3. * A Passkey may be called “Passcode”, “PIN code”, “PIN number”, or “Password”.
Related Topic How to make a wireless connection to Bluetooth devices Connecting to a paired computer (Windows 7) Listening to music from a device via Bluetooth connection Disconnecting Bluetooth connection (after use) Initializing the headset to restore factory settings 5-004-986-11(1) Copyright 2019 Sony Corporation 40
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with a computer (Mac) The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Compatible OS macOS (version 10.10 or later) Before starting the operation, make sure of the following: Your computer has a Bluetooth function that supports music playback connections (A2DP). The computer is placed within 1 m (3 feet) of the headset.
2 Wake the computer up if the computer is on standby (sleep) or hibernation mode. 3 Register the headset using the computer. 1. Select [ (System Preferences)] - [Bluetooth] from the task bar in the lower right part of the screen. 2. Select [WI-XB400] from the Bluetooth screen and click [Connect]. If Passkey (*) input is required, input “0000”. The headset and computer are paired and connected with each other. You will hear the voice guidance say, “Bluetooth connected”.
Hint The operation above is an example. For more details, refer to the operating instructions supplied with the computer. To delete all Bluetooth pairing information, see “Initializing the headset to restore factory settings”. Note If pairing is not established within 5 minutes, pairing mode is canceled, and the headset turns off. In this case, start the operation over from step 1.
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired computer (Windows 10) Before starting the operation, make sure of the following: Depending on the computer you are using, the built-in Bluetooth adaptor may need to be turned on. If you do not know how to turn on the Bluetooth adaptor or are unsure if your computer has a built-in Bluetooth adaptor, refer to the operating instructions supplied with the computer.
2. Right-click [WI-XB400]. If [WI-XB400] is not displayed on the [Sound] screen, right-click on the [Sound] screen, then select [Show Disconnected Devices]. 3. Select [Connect] from the displayed menu. The connection is established. You will hear the voice guidance say, “Bluetooth connected”.
Hint The operation above is an example. For more details, refer to the operating instructions supplied with the computer. Note If the music playback sound quality is poor, check that the A2DP function which supports music playback connections is enabled in the computer settings. For more details, refer to the operating instructions supplied with the computer.
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired computer (Windows 8.1) Before starting the operation, make sure of the following: Depending on the computer you are using, the built-in Bluetooth adaptor may need to be turned on. If you do not know how to turn on the Bluetooth adaptor or are unsure if your computer has a built-in Bluetooth adaptor, refer to the operating instructions supplied with the computer.
4. Right-click [WI-XB400]. If [WI-XB400] is not displayed on the [Sound] screen, right-click on the [Sound] screen, then select [Show Disconnected Devices]. 5. Select [Connect] from the displayed menu.
The connection is established. You will hear the voice guidance say, “Bluetooth connected”. Hint The operation above is an example. For more details, refer to the operating instructions supplied with the computer. Note If the music playback sound quality is poor, check that the A2DP function which supports music playback connections is enabled in the computer settings. For more details, refer to the operating instructions supplied with the computer.
Listening to music from a device via Bluetooth connection Disconnecting Bluetooth connection (after use) 5-004-986-11(1) Copyright 2019 Sony Corporation 50
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired computer (Windows 7) Before starting the operation, make sure of the following: Depending on the computer you are using, the built-in Bluetooth adaptor may need to be turned on. If you do not know how to turn on the Bluetooth adaptor or are unsure if your computer has a built-in Bluetooth adaptor, refer to the operating instructions supplied with the computer.
You will hear the voice guidance say, “Bluetooth connected”. 3. Click [Listen to Music]. Hint The operation above is an example. For more details, refer to the operating instructions supplied with the computer. Note If the music playback sound quality is poor, check that the A2DP function which supports music playback connections is enabled in the computer settings. For more details, refer to the operating instructions supplied with the computer.
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired computer (Mac) Compatible OS macOS (version 10.10 or later) Before starting the operation, make sure of the following: Depending on the computer you are using, the built-in Bluetooth adaptor may need to be turned on. If you do not know how to turn on the Bluetooth adaptor or are unsure if your computer has a built-in Bluetooth adaptor, refer to the operating instructions supplied with the computer. Set the computer speaker to the ON mode.
1. Select [ (System Preferences)] - [Bluetooth] from the task bar in the lower right part of the screen. 2. Click [WI-XB400] on the Bluetooth screen while pressing the computer Control button and select [Connect] from the pop up menu. You will hear the voice guidance say, “Bluetooth connected”. 4 Click the speaker icon in the upper right part of the screen and select [WI-XB400]. Now you are ready to enjoy music playback on your computer. Hint The operation above is an example.
If the last-connected Bluetooth device is placed near the headset, the headset may connect automatically to the device by simply turning on the headset. In that case, deactivate the Bluetooth function on the last-connected device or turn off the power. If you cannot connect your computer to the headset, delete the headset pairing information on your computer and perform the pairing again. For information on how to establish it on your computer, refer to the operating instructions supplied with the computer.
Help Guide Wireless Stereo Headset WI-XB400 Pairing and connecting with other Bluetooth devices The operation to register the device that you wish to connect to is called “pairing”. First, pair a device to use it with the headset for the first time. Before starting the operation, make sure of the following: The Bluetooth device is placed within 1 m (3 feet) of the headset. The headset is charged sufficiently. The operating instructions of the Bluetooth device is in hand.
Some devices automatically connect with the headset when the pairing is complete. You will hear the voice guidance say, “Bluetooth connected”. Hint The operation above is an example. For more details, refer to the operating instructions supplied with the Bluetooth device. To delete all Bluetooth pairing information, see “Initializing the headset to restore factory settings”. Note If pairing is not established within 5 minutes, pairing mode is canceled, and the headset turns off.
Help Guide Wireless Stereo Headset WI-XB400 Connecting to a paired Bluetooth device 1 Turn on the headset. Press and hold the (power) button for about 2 seconds. Check that the indicator (blue) continues to flash after you release your finger from the button. You will hear the voice guidance say, “Power on”. If it has automatically connected to the last connected device, you will hear the voice guidance say, “Bluetooth connected”. Check the connection status on the Bluetooth device.
Related Topic How to make a wireless connection to Bluetooth devices Pairing and connecting with other Bluetooth devices Listening to music from a device via Bluetooth connection Disconnecting Bluetooth connection (after use) 5-004-986-11(1) Copyright 2019 Sony Corporation 59
Help Guide Wireless Stereo Headset WI-XB400 Connecting the headset to both a music player and a smartphone / mobile phone (multipoint connection) Multipoint is a function which allows you to connect 2 Bluetooth devices to the headset and use one device for music playback (A2DP connection) and the other for talking (HFP/HSP connection). When you wish to use a music player only for music playback and a smartphone only for talking, use a multipoint connection to the headset for each device.
Help Guide Wireless Stereo Headset WI-XB400 Connecting the headset to 2 Android smartphones (multipoint connection) Usually, when you connect the headset to a smartphone, both the music playback function and the phone call function are connected simultaneously. To make a multipoint connection using 2 smartphones to use one for listening to music and the other for making phone calls, set up to connect to only one function by operating the smartphone. 1 Pair the headset with both smartphones, respectively.
The operation above is an example. For more details, refer to the operating instructions supplied with the Android smartphone. Note When using multipoint connection, the remaining battery charge of the headset will not be correctly displayed on the screen of the device that is connected with “Media audio” (A2DP).
Help Guide Wireless Stereo Headset WI-XB400 Connecting the headset to an Android smartphone and an iPhone (multipoint connection) Usually, when you connect the headset to a smartphone, both the music playback function and the phone call function are connected simultaneously. To make a multipoint connection using a smartphone and an iPhone to use one for listening to music and the other for making phone calls, change the settings on the smartphone so that only one of the functions is connected.
When using multipoint connection, the remaining battery charge of the headset will not be correctly displayed on the screen of the device that is connected with “Media audio” (A2DP).
Help Guide Wireless Stereo Headset WI-XB400 Disconnecting Bluetooth connection (after use) 1 Disconnect the Bluetooth device by operating the device. When disconnected, you will hear the voice guidance say, “Bluetooth disconnected”. 2 Turn off the headset. You will hear the voice guidance say, “Power off”. Hint When you finish playing music, the Bluetooth connection may terminate automatically depending on the Bluetooth device.
Help Guide Wireless Stereo Headset WI-XB400 Listening to music from a device via Bluetooth connection If your Bluetooth device supports the following profiles, you can enjoy listening to music and perform basic remote control operation of the device from your headset via Bluetooth connection. A2DP（Advanced Audio Distribution Profile） You can enjoy high-quality music wirelessly. AVRCP（Audio Video Remote Control Profile） You can adjust the volume, etc.
If the communication condition is poor, the Bluetooth device may react incorrectly to the operation on the headset.
Help Guide Wireless Stereo Headset WI-XB400 Controlling the audio device (Bluetooth connection) If your Bluetooth device supports the device operating function (compatible protocol: AVRCP), then the following operations are available. The available functions may vary depending on the Bluetooth device, so refer to the operating instructions supplied with the device. Each button has the following function: (play) Press once during pause to start playback. Press once during playback to pause.
Help Guide Wireless Stereo Headset WI-XB400 Disconnecting Bluetooth connection (after use) 1 Disconnect the Bluetooth device by operating the device. When disconnected, you will hear the voice guidance say, “Bluetooth disconnected”. 2 Turn off the headset. You will hear the voice guidance say, “Power off”. Hint When you finish playing music, the Bluetooth connection may terminate automatically depending on the Bluetooth device.
Help Guide Wireless Stereo Headset WI-XB400 Supported codecs A codec is an audio coding algorithm used when transmitting sound via Bluetooth connection. The headset supports the following 2 codecs for music playback via an A2DP connection: SBC and AAC. SBC This is an abbreviation for Subband Codec. SBC is the standard audio coding technology used in Bluetooth devices. All Bluetooth devices support SBC. AAC This is an abbreviation for Advanced Audio Coding.
Help Guide Wireless Stereo Headset WI-XB400 Receiving a call You can enjoy a hands-free call with a smartphone or mobile phone that supports the Bluetooth profile HFP (Hands-free Profile) or HSP (Headset Profile), via Bluetooth connection. If your smartphone or mobile phone supports both HFP and HSP, set it to HFP. The operation may vary depending on the smartphone or mobile phone. Refer to the operating instructions supplied with the smartphone or mobile phone. Only ordinary phone calls are supported.
4 When you finish your phone call, press the (call) button on the headset to end the call. If you received a call during music playback, music playback resumes automatically after ending the call. Hint When receiving a call by operating smartphones or mobile phones, some smartphones or mobile phones receive a call with the phone instead of the headset by default.
Help Guide Wireless Stereo Headset WI-XB400 Making a call You can enjoy a hands-free call with a smartphone or mobile phone that supports the Bluetooth profile HFP (Hands-free Profile) or HSP (Headset Profile), via Bluetooth connection. If your smartphone or mobile phone supports both HFP and HSP, set it to HFP. The operation may vary depending on the smartphone or mobile phone. Refer to the operating instructions supplied with the smartphone or mobile phone. Only ordinary phone calls are supported.
Note Use a smartphone or mobile phone at least 50 cm (19.69 in.) away from the headset. Noise may result if the smartphone or mobile phone is too close to the headset. Your voice will be heard from the headset through the headset’s microphone (Sidetone function). In this case, ambient sounds or the sounds of the headset operation may be heard through the headset, but this is not a malfunction. If the headset’s microphone rubs against your clothing, etc., noise may interfere with your voice on the call.
Help Guide Wireless Stereo Headset WI-XB400 Functions for a phone call The functions available during a call may vary depending on the profile supported by your smartphone or mobile phone. In addition, even if the profile is the same, the functions may vary depending on the smartphone or mobile phone. Refer to the operating instructions supplied with the smartphone or mobile phone. Supported profile: HFP (Hands-free Profile) During standby/music playback Press the (call) button twice in 0.
Receiving a call Making a call 5-004-986-11(1) Copyright 2019 Sony Corporation 76
Help Guide Wireless Stereo Headset WI-XB400 Disconnecting Bluetooth connection (after use) 1 Disconnect the Bluetooth device by operating the device. When disconnected, you will hear the voice guidance say, “Bluetooth disconnected”. 2 Turn off the headset. You will hear the voice guidance say, “Power off”. Hint When you finish playing music, the Bluetooth connection may terminate automatically depending on the Bluetooth device.
Help Guide Wireless Stereo Headset WI-XB400 Using the voice assist function (Google app) By using the Google app feature that comes with the Android smartphone, you can speak to the headset’s microphone to operate the Android smartphone. 1 Set the assist and voice input selection to the Google app. On the Android smartphone, select [Settings] - [Apps & notifications] - [Advanced] - [Default apps] - [Assist & voice input], and set [Assist app] to the Google app. The operation above is an example.
Note The Google app cannot be activated when you say “Ok Google” even when the Android smartphone’s “Ok Google” setting is on. When using the voice assist function, your voice will be heard from the headset through the headset’s microphone (Sidetone function). In this case, ambient sounds or the sounds of the headset operation may be heard through the headset, but this is not a malfunction. If the headset’s microphone rubs against your clothing, etc., noise may interfere with your voice input.
Help Guide Wireless Stereo Headset WI-XB400 Using the voice assist function (Siri) By using the Siri feature that comes with iPhone, you can speak to the headset’s microphone to operate the iPhone. 1 Turn Siri on. On iPhone, select [Settings] - [Siri & Search] to turn [Press Home for Siri] and [Allow Siri When Locked] on. The operation above is an example. For details, refer to the operating instructions of the iPhone.
Siri cannot be activated when you say “Hey Siri” even when the iPhone’s “Hey Siri” setting is on. When using the voice assist function, your voice will be heard from the headset through the headset’s microphone (Sidetone function). In this case, ambient sounds or the sounds of the headset operation may be heard through the headset, but this is not a malfunction. If the headset’s microphone rubs against your clothing, etc., noise may interfere with your voice input.
Help Guide Wireless Stereo Headset WI-XB400 Precautions On Bluetooth communications Bluetooth wireless technology operates within a range of about 10 m (30 feet). The maximum communication distance may vary depending on the presence of obstacles (people, metal objects, walls, etc.) or the electromagnetic environment. Microwaves emitting from a Bluetooth device may affect the operation of electronic medical devices.
The unit is not waterproof. If water or foreign objects enter the unit, it may result in fire or electric shock. If water or a foreign object enters the unit, stop use immediately and consult your nearest Sony dealer. In particular, be careful in the following cases. When using the unit around a sink, etc. Be careful that the unit does not fall into a sink or container filled with water.
Help Guide Wireless Stereo Headset WI-XB400 Trademarks Windows is a registered trademark or trademark of Microsoft Corporation in the United States and/or other countries. iPhone, iPod touch, macOS, Mac and Siri are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries. IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
Help Guide Wireless Stereo Headset WI-XB400 Customer support websites For customers in the U.S.A, Canada, and Latin America: https://www.sony.com/am/support For customers in European countries: https://www.sony.eu/support For customers in China: https://service.sony.com.cn For customers in other countries/regions: https://www.sony-asia.
Help Guide Wireless Stereo Headset WI-XB400 What can I do to solve a problem? If the headset does not function as expected, try the following steps to resolve the issue. Find the symptoms of the issue in this Help Guide, and try any corrective actions listed. Charge the headset. You may be able to resolve some issues by charging the headset battery. Reset the headset. Initialize the headset. This operation resets volume settings, etc. to the factory settings, and deletes all pairing information.
Help Guide Wireless Stereo Headset WI-XB400 Unable to turn on the headset. Make sure the battery is fully charged. The headset cannot be turned on while charging the battery. Remove the USB Type-C cable and turn on the headset.
Help Guide Wireless Stereo Headset WI-XB400 Charging cannot be done. Be sure to use the supplied USB Type-C cable. Check that the USB Type-C cable is firmly connected to the headset and the USB AC adaptor or computer. Make sure that the USB AC adaptor is firmly connected to the AC outlet. Check that the computer is turned on. Wake the computer up if the computer is on standby (sleep) or hibernation mode. When using Windows 8.1, update using Windows Update.
Help Guide Wireless Stereo Headset WI-XB400 Charging time is too long. Check that the headset and the computer are directly connected, not via a USB hub. Check that you are using the supplied USB Type-C cable.
Help Guide Wireless Stereo Headset WI-XB400 The headset cannot be charged even if connecting the headset to a computer. Check that the supplied USB Type-C cable is properly connected to the USB port of the computer. Check that the headset and the computer are directly connected, not via a USB hub. There may be a problem with the USB port of the connected computer. Try connecting to another USB port on the computer if one is available.
Help Guide Wireless Stereo Headset WI-XB400 The remaining battery charge of the headset is not displayed on the screen of smartphone. Only the iOS devices (including iPhone/iPod touch) which support HFP (Hands-free Profile), and Android smartphone (OS 8.1 or later) can display the remaining battery charge. Check that the smartphone is connected with HFP. If the smartphone is not connected with HFP, the remaining battery charge will not be correctly displayed.
Help Guide Wireless Stereo Headset WI-XB400 No sound Check that both the headset and the connected device (i.e., smartphone) are turned on. Check that the headset and the transmitting Bluetooth device are connected via Bluetooth A2DP. Turn up the volume if it is too low. Check that the connected device is playing back. If you are connecting a computer to the headset, make sure the audio output setting of the computer is set for a Bluetooth device. Pair the headset and the Bluetooth device again.
Help Guide Wireless Stereo Headset WI-XB400 Low sound level Turn up the volume of the headset and the connected device. Connect the Bluetooth device to the headset once again.
Help Guide Wireless Stereo Headset WI-XB400 Low sound quality Turn down the volume of the connected device if it is too loud. Keep the headset away from a microwave oven, wireless LAN device, etc. Bring the headset closer to the Bluetooth device. Remove any obstacles between the headset and the Bluetooth device. Keep the headset away from a TV.
Help Guide Wireless Stereo Headset WI-XB400 Sound skips frequently. Remove any obstacles between the antenna of the connecting Bluetooth device and the built-in antenna of the headset. The antenna of the headset is built into the part shown in the dotted line below. A: Location of the built-in antenna Bluetooth communications may be disabled, or noise or audio dropout may occur under the following conditions.
Help Guide Wireless Stereo Headset WI-XB400 Pairing cannot be done. Bring the headset and the Bluetooth device within 1 m (3 feet) from each other. The headset automatically enters pairing mode when pairing for the first time after purchasing, initializing, or repairing the headset. To pair a second or subsequent device, press and hold the (power) button of the headset for 7 seconds or more to enter pairing mode.
Help Guide Wireless Stereo Headset WI-XB400 Unable to make a Bluetooth connection. Check that the headset is turned on. Check that the Bluetooth device is turned on and the Bluetooth function is on. If the headset automatically connects to the last connected Bluetooth device, you may fail to connect the headset to other devices via Bluetooth connection. In that case, operate the last connected Bluetooth device and disconnect the Bluetooth connection. Check if the Bluetooth device is in sleep mode.
Help Guide Wireless Stereo Headset WI-XB400 Distorted sound Keep the headset away from a microwave oven, wireless LAN device, etc.
Help Guide Wireless Stereo Headset WI-XB400 The Bluetooth wireless communication range is short, or the sound skips. Remove any obstacles between the antenna of the connecting Bluetooth device and the built-in antenna of the headset. The antenna of the headset is built into the part shown in the dotted line below. A: Location of the built-in antenna Bluetooth communications may be disabled, or noise or audio dropout may occur under the following conditions.
Help Guide Wireless Stereo Headset WI-XB400 The headset does not operate properly. Reset the headset. This operation does not delete pairing information. If the headset does not operate properly even if you reset the headset, initialize the headset.
Help Guide Wireless Stereo Headset WI-XB400 Cannot hear a person on a call. Check that both the headset and the connected device (i.e., smartphone) are turned on. Turn up the volume of the connected device and the volume of the headset if they are too low. Check the audio settings of the Bluetooth device to make sure the sound is output from the headset during a call. Use the Bluetooth device to re-establish the connection. Select HFP or HSP for the profile.
Help Guide Wireless Stereo Headset WI-XB400 Low voice from callers Turn up the volume of the headset and the connected device.
Help Guide Wireless Stereo Headset WI-XB400 Resetting the headset If the headset cannot be turned on or cannot be operated even when it is turned on, press both the (power) button and the - button simultaneously while charging. The headset will be reset. The device registration (pairing) information is not deleted. To charge the headset after resetting, disconnect and reconnect the USB Type-C cable.
Help Guide Wireless Stereo Headset WI-XB400 Initializing the headset to restore factory settings If the headset does not operate correctly even after resetting, initialize the headset. Turn off the headset while the USB Type-C cable is disconnected and then press and hold the (power) button and the - button simultaneously for 7 seconds or more. The indicator (blue) flashes 4 times ( ), and the headset is initialized. This operation resets volume settings, etc.
