LS50 Wireless II FAQ and Troubleshooting User Manual Using KEF Connect App Wi-Fi Streaming Setting Up Table of Contents
Table of Contents 1. Introduction................................................................................................................................5 2. General Information..................................................................................................................6 2.1 2.2 Reading and Storing the User Manual.......................................................................................................................6 Signal Symbol/Word Definitions................
8. Voice Control Over Mobile Device................................................................................... 35 8.1 8.2 Siri.....................................................................................................................................................................................................35 Google Assistant.................................................................................................................................................................
14.7 Speaker Preferences............................................................................................................................................................62 14.7.1 14.7.2 14.7.3 14.7.4 14.7.5 Power Saver – Standby Mode............................................................................................................................62 Power Saver – Second Wake-Up Source..................................................................................................
Thank you for choosing KEF wireless speaker system – LS50 Wireless II. Innovation is what sets KEF apart from its competitors. For over 50 years KEF has been at the forefront of loudspeaker research and development, designing class-leading speakers that have dealt with the challenges of reproducing the latest musical formats, and reproducing them to the highest possible quality. This legacy continues today with the LS50 Wireless II, our compact, yet powerful speaker system for the digital music era.
General Information 2.1 Reading and Storing the User Manual This user manual accompanies the LS50 Wireless II speaker system (hereafter referred to as the “speakers”), and contains important information on setup and handling. Table of Contents 2. Retain the user manual and safety information for further use. Make sure to include the user manual and safety information when passing the speakers on to third parties. 2.
In the Box and Unpacking NOTICE! Risk of damage! Using a sharp knife or other pointed object to open the packaging may damage the speakers. Table of Contents 3. Setting Up • Be very careful when opening the packaging. Follow the instructions on the packaging to lift up the speakers from the sides to avoid damaging the Uni-Q drivers (speaker cones). ×1 ×1 ×2 ×3 Wi-Fi Streaming ×2 2. Remove the red protective stickers and tabs on the speakers. 3.
Setting Up LS50 Wireless II 4.1 Selecting an Appropriate Router The speakers must be “onboarded” to your personal Wi-Fi network (see chapter “Onboarding”) for the best sound quality, comprehensive control and to enjoy music streaming, Table of Contents 4. Technical Requirements of your Router • A 5 GHz Wi-Fi network is recommended for stable streaming, especially for hi-resolution music.
Connecting to Power 1. Connect the power cables into the AC input connectors (A) on the back panels of the Primary and Secondary Speakers. Table of Contents 4.2 FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming After successful power connections, the Wi-Fi icon on the top panel of the Primary Speaker will blink white and amber. The speakers are now ready to go “onboarded” to your personal Wi-Fi network through the KEF Connect App (see chapter “Onboarding”). Setting Up 2.
4.3.1 Installing the KEF Connect App Install the KEF Connect App on your mobile device to get the speakers “onboarded” to your personal Wi-Fi network. 1. Search “KEF Connect” in the App Store or Google Play Store to download and install the KEF Connect App on your iOS* or Android** device. FAQ and Troubleshooting *Requires iOS 13 or above. **Requires Android 8 or above. ***The use of Apple account is only available on iOS devices. Using KEF Connect App Wi-Fi Streaming 2.
Using iOS Devices 1. Make sure your mobile device is connected to the network you want to onboard your speaker to. 2. Launch and login to the KEF Connect App on your mobile device. 3. Select “LS50 Wireless II” under “Speakers nearby”. ) are not set up yet. Select the speakers with The speakers with the warning sign ( this warning mark to get them “onboarded”. Table of Contents 4.3.2 4. Select your local Wi-Fi network. You may rename the speakers by tapping “Speaker name”. 5.
1. Make sure your mobile device is connected to your local Wi-Fi network. 2. Launch and login to the KEF Connect App on your mobile device. 3. Allow the app to access your device’s location when requested. 4. Select “LS50 Wireless II” under “Speakers nearby”. The speakers with the warning sign ( The speakers with the check mark ( Table of Contents Using Android Devices with Google Play Service ) are not set up yet. ) are ready for use. 5. Tap “Open Google Home” to proceed.
• The Wi-Fi icon on the top panel of the Primary Speaker is solid white when the speakers are successfully connected. FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming • After successful connection, you may be prompted if there is a new firmware update available. Follow the instructions in the KEF Connect App to complete the update process. Setting Up 10. Go back to the KEF Connect App to start using the speakers. Table of Contents 9. When the process is completed, tap “Continue”.
Using Android Devices without Google Play Service 1. Make sure your mobile device is connected to your local Wi-Fi network. 2. Launch and login to the KEF Connect App on your mobile device. 3. Allow the app to access your device’s location when requested. 4. Tap “Choose a Wi-Fi network”. Table of Contents 4.3.4 5. Select your local Wi-Fi network and then tap “OK”. 6. Input the password of your local Wi-Fi network and then tap “Next”. 7.
Table of Contents FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming • After successful connection, you may be prompted if there is a new firmware update available. Follow the instructions in the KEF Connect App to complete the update process. Setting Up • The Wi-Fi icon on the top panel of the Primary Speaker is solid white when the speakers are successfully connected.
Speaker Placement and Connection • The speakers should be placed on a flat and level surface that is free from vibration. • The two speakers are distinguished between the Primary Speaker and the Secondary Speaker. By default, the Primary Speaker is the right channel* and should be placed on your right hand side as you face the speakers. For the best stereo experience, soundstage and stable connection, place the speakers within 8 meters apart. Table of Contents 4.
Connection and Control Interface 5.1 Front Panel Primary Speaker FAQ and Troubleshooting Using KEF Connect App IR receiver Wi-Fi Streaming Setting Up Secondary Speaker Table of Contents 5.
Back Panel Plays audio input from a source (e.g. television, game console) through an HDMI cable. O Optical input jack Plays audio input from a source (e.g. Blu-ray player, cable box) through an optical cable. C Coaxial input jack Plays audio input from a source (e.g. audio player) through a coaxial cable. X Auxiliary input jack Plays audio input from a source (e.g. phono stage) through a 3.5 mm audio cable.
Connects a subwoofer to the speakers through an RCA cable. E Service port Connection port for service. N Network port Connects the speakers to a router with a LAN cable. A AC input connector Connects the speakers to the power source with the power cables. FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming S Subwoofer output jack Table of Contents T Primay/Secondary connection port Enables Bluetooth pairing. The speakers will be ready to pair with a new device.
• Rubber feet are found on the bottom panel of each speaker to prevent slipping on a hard surface. WARNING! FAQ and Troubleshooting Be aware of the potential hazards from tipping or knocking the speakers off the stands which may result in personal injury, or property damage. Using KEF Connect App Wi-Fi Streaming • Additionally, four threaded holes (M8 × 1.5) are also available for mounting on a stand (remove the rubber feet first before mounting).
Mode indicator Wi-Fi Optical TV On/off Source Auxiliary Coaxial Volume up Mute Volume down Control button 21 Using KEF Connect App Bluetooth Wi-Fi Streaming Setting Up Control buttons and mode indicators are found on the top panel of the Primary Speaker. Table of Contents Top Panel FAQ and Troubleshooting 5.
On/off button Mute button Volume up button Previous source button Table of Contents Remote Control Volume down button Play/pause button Previous button Setting Up Next source button • Insert two AAA batteries into the battery compartment before use. To do so, slide open the battery compartment cover on the back and insert the batteries into the compartment according to the polarity (+/–). Close the battery compartment cover when done.
The KEF Connect App allows you to set up the speakers, apply sound settings, turn on/ off the speakers, switch sound sources, and access and play back your streaming and locally stored music.
Wi-Fi Streaming 6.1 Wireless Streaming Protocols To stream audio output to the speakers, your mobile device must be connected to the same Wi-Fi network as the speakers. The speakers can be turned on from standby mode through all wireless streaming protocols. 6.1.1 Table of Contents 6. AirPlay 2 Setting Up AirPlay 2 lets you share audio output from Apple devices to the speakers. 1. Start music or video playback on your iOS device.
Chromecast If your devices is Chromecast-enabled, you can stream audio output from the device to the speakers. Table of Contents 6.1.2 1. Start music or video playback on your Chromecast-enabled device. 2. In the Google Home App, tap “KEF LS50 Wireless II” (or the name you have created for the speakers). Setting Up Cast my audio”. FAQ and Troubleshooting The availability for streaming depends on the app compatibility. Using KEF Connect App Wi-Fi Streaming 3.
ROON Ready Roon is a high quality music management system that pulls together music from a NAS driver, locally stored music (i.e. on your computer), compatible streaming services and Dropbox to create a searchable, surfable magazine about your music. The speakers are “Roon Ready”. Table of Contents 6.1.3 Setting Up 1. Enable the speakers in the Audio menu. Using KEF Connect App 2.
Music Streaming Apps Native Protocols 6.1.4.1 Spotify Connect Table of Contents 6.1.4 Spotify is a digital music and podcast streaming service that gives you access to millions of songs and other content from artists all over the world. The speakers are ready for Spotify Connect. 2. Tap the device icon ( ) at the bottom of the playback screen. 3. Select “KEF LS50 Wireless II” (or the name you have created for the speakers) from the selection menu to start streaming. Setting Up 1.
QPlay QQ Music is one of China’s most popular online music streaming services. QPlay lets you stream music directly from the QQ Music App. The speakers are ready for the QPlay feature. Table of Contents 6.1.4.2 1. To stream music, launch the QQ Music App and enable QPlay in the settings. ) on the playback screen. FAQ and Troubleshooting Using KEF Connect App 4. Select “KEF LS50 Wireless II” (or the name you have created for the speakers) from the device list to start streaming. Wi-Fi Streaming 3.
TIDAL is a subscription-based music, podcast and video streaming service that combines lossless audio and high-definition music videos with exclusive content and special features on music. You can access your TIDAL account through the KEF Connect App to play hi-resolution audio. A valid Hi-Fi tier subscription is required. 6.1.5.2 Amazon Music Amazon Music is a music streaming platform and online music store operated by Amazon.
Spotify Through the KEF Connect App, you can be prompted to the Spotify App on your device to stream music to the speakers. See chapter “Spotify Connect”. 6.1.5.6 Table of Contents 6.1.5.5 Internet Radio Podcast The KEF Connect App offers access to loads of digital audio contents (podcasts) in numerous genres and topics. 6.1.6 UPnP Compatible FAQ and Troubleshooting Using KEF Connect App You can play compatible music files stored in the music library of a connected media server (e.g.
Recommendations for the best wireless streaming options with regard to music/media apps on your mobile devices. Wireless streaming protocol – Spotify Connect – TIDAL Connect TIDAL QQ Music – Apple Music – – Amazon Music – – Deezer – – Qobuz – – Internet radio – – Audio podcast – – Youtube (audio) – – QPlay = Supported – – – FAQ and Troubleshooting = Supported and recommended for the best audio quality and streaming stability.
Multi-Room Streaming 7.1 AirPlay 2 Setting Up Apple Airplay 2 can extend the speakers to become part of a multi-room wireless music system which can be controlled with iOS devices. If you have more than one pair of AirPlay speakers connected to the same network, select the pairs for playback of the same audio output at the same time. Table of Contents 7. You can control the volume of the speakers individually or together as a group.
FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming Setting Up 6. Enter a name for your group. Table of Contents 5. Tap “Next” 7. Tap “Save”.
ROON The speakers are compatible with ROON Ready for multi-room streaming. Roon supports “Zone Grouping”, or synchronizing audio playback in several zones within your house. Note that “Zones” can only be grouped with other zones of the same type (e.g. RAAT, AirPlay etc.). 1. To group zones, select the zone you are controlling in desktop and tablet interface, by clicking the “Zone Picker” in the footer, next to volume. Table of Contents 7.
Voice Control Over Mobile Device 8.1 Siri You can use Siri to control playback (e.g. skipping tracks, controlling the volume level) while your mobile device is streaming music to the speakers. Table of Contents 8. Hey, Siri 8.2 Setting Up Hey, Siri Google Assistant You can use Google Assistant to control playback (e.g. skipping tracks, controlling the volume level) while your mobile device is streaming music to the speakers.
Playback with Bluetooth You can pair your Bluetooth devices (e.g. computers) with the speakers through Bluetooth connection. The speakers must always be first connected to your local network before Bluetooth connection. 9.1 Selecting Bluetooth Mode Table of Contents 9. Setting Up • In the KEF Connect App, tap the Bluetooth button ( ) to switch to Bluetooth mode. • Alternatively, press the source button on the top panel of the Primary Speaker; Bluetooth Pairing 1.
When Bluetooth pairing is done, the Bluetooth icon will stay lit. The speakers remember your last paired Bluetooth device. Once Bluetooth mode is selected, the speakers will automatically connect with your last paired device if it is around. 9.3 Table of Contents 2. Turn on the Bluetooth feature of your device and select “KEF LS50 Wireless II” (or the name you have created for the speakers) from the list of available devices to pair.
Playback with HDMI eARC input The speakers are compatible with HDMI eARC (enhanced Audio Return Channel) output from your TV for integrated control through a single HDMI cable. The speakers must always be first connected to your local network before HDMI connection. The speakers are also backward compatible with ARC and HDMI CEC. 10.1 Table of Contents 10. HDMI Cable Connection • Connect the HDMI cable to the eARC, ARC or CEC port of your TV.
Selecting TV Mode • In the KEF Connect App, tap the TV Mode button (TV) to switch to TV Mode. Table of Contents 10.2 • The TV icon is lit when HDMI connection is established. You can assign TV mode as a second wake-up source to turn on the speakers automatically when there is audio input through the HDMI connection. See chapter “Power Saver – Second Wake-Up Source”. 10.3 Playback Controls All playback controls (except adjusting volume) must be done on the connected device.
Playback with Coaxial Input You can connect your devices with coaxial output (e.g. DVD/CD player) to the speakers through a coaxial cable. The speakers must always be first connected to your local network before coaxial connection. 11.1 Coaxial Cable Connection Table of Contents 11. FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming Setting Up Connect the coaxial output jack of your device and the coaxial input jack (C) on the back panel of the Primary Speaker via a coaxial cable.
Selecting Coaxial Mode • In the KEF Connect App, tap the Coaxial button (CX) to switch to Coaxial mode. Table of Contents 11.2 • The CX icon is lit when Coaxial mode is selected. You can assign Coaxial mode as a second wake-up source to turn on the speakers automatically when there is audio input through the coaxial connection. See chapter “Power Saver – Second Wake-Up Source. 11.3 Playback Controls All playback controls (except adjusting volume) must be done on the connected device.
Playback with Optical Input You can connect your devices with optical output (e.g. TV and game consoles) to the speakers through an optical cable. The speakers must always be first connected to your local network before optical connection. 12.1 Optical Cable Connection Table of Contents 12. Wi-Fi Streaming Setting Up Connect the optical output jack of your device and the optical input jack (O) on the back panel of the Primary Speaker via an optical cable.
• Alternatively, press the source button on the top panel of the Primary Speaker; • Or, press the source button on the remote control. • The OPT icon is lit when Optical mode is selected. You can assign Optical mode as a second wake-up source to turn on the speakers automatically when there is audio input through the optical connection. See chapter “Power Saver – Second Wake-Up Source”. 12.
Playback with Auxiliary Input You can connect your devices with 3.5 mm audio output (e.g. turntables, computers, portable music players) to the speakers through an audio cable. The speakers must always be first connected to your local network before auxiliary connection. 13.1 Auxiliary Cable Connection Table of Contents 13.
• Alternatively, press the source button on the top panel of the Primary Speaker; • Or, press the source button on the remote control. • The AUX icon is lit when Auxiliary mode is selected. You can assign Auxiliary mode as a second wake-up source to turn on the speakers automatically when there is audio input through the auxiliary connection. See chapter “Power Saver – Second Wake-Up Source”. 13.
14.1.1 Overview Latest news and stories from KEF Turn on/off the speakers and switch sources Shortcuts to music contents (music streaming services, Internet radio stations and podcasts) EQ settings Speaker settings Music contents Remote control Home Wi-Fi Streaming Home FAQ and Troubleshooting 14.1 Setting Up The KEF Connect App allows you to set up the speakers, apply EQ settings, turn on/ off the speakers, switch sound sources and access and play back your music streaming services.
• Use the buttons under “Remote Control” to directly turn on the speakers from that particular source, or change the sound source. • To turn off the speakers, tap the active source button. 14.3 Music Contents Table of Contents Remote Control Setting Up 14.2 FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming The KEF Connect App allows you to access and play back music from your music streaming services as well as Internet radio stations and podcasts.
14.3.1.1 Amazon Music 1. To stream music, tap “Amazon Music” under “Music in the Cloud” in the KEF Connect App. Setting Up 2. Login to your Amazon Music account. Table of Contents Playing Music from Music Streaming Services FAQ and Troubleshooting Using KEF Connect App 3. Browse and play music to start streaming. Wi-Fi Streaming 14.3.
1. To stream music, tap “Deezer” under “Music in the Cloud” in the KEF Connect App. Table of Contents 14.3.1.2 Deezer FAQ and Troubleshooting Using KEF Connect App 3. Browse and play music to start streaming. Wi-Fi Streaming Setting Up 2. Login to your Deezer account.
1. To stream music, tap “Qobuz” under “Music in the Cloud” in the KEF Connect App. Table of Contents 14.3.1.3 Qobuz FAQ and Troubleshooting Using KEF Connect App 3. Browse and play music to start streaming. Wi-Fi Streaming Setting Up 2. Login to your Qobuz account.
Through the KEF Connect App, you can be prompted to the Spotify App on your device to stream music to the speakers. See chapter “Spotify Connect”. Table of Contents 14.3.1.4 Spotify 1. To stream music, tap “TIDAL” under “Music in the Cloud” in the KEF Connect App. Setting Up 14.3.1.5 TIDAL FAQ and Troubleshooting 3. Browse and play music to start streaming. Using KEF Connect App Wi-Fi Streaming 2. Login to your TIDAL account.
1. To access Internet radio, tap “Radio stations” under “Live Stream” in the KEF Connect App. 14.3.1.7 Podcast 1. To access podcast contents, tap “Podcasts” under “Live Stream” in the KEF Connect App. Wi-Fi Streaming Setting Up 2. Browse and play a radio station to start streaming. Table of Contents 14.3.1.6 Internet Radio FAQ and Troubleshooting Using KEF Connect App 2. Browse and play a podcast to start streaming.
Playback Controls The below features are available to control playback order or behaviour. Please note that these features may not be available to all music sources and there may be slight differences in the control interface. 14.3.2.1 Playback Screen Hide playback screen Table of Contents 14.3.2 Setting Up Queue Previous/next Repeat Play/pause Shuffle Volume control 14.3.2.2 Search Using KEF Connect App ) to look for artists, albums or songs in the current music source.
In the playback screen, tap the favourite icon ( podcast, radio station) as favourites. ) to select or deselect an item (music, Alternatively, tap the option icon (…) and then select “Add to Favorites” or “Remove from Favourites”. Setting Up • Selecting or Deselecting as Favourites Table of Contents 14.3.2.3 Favourites FAQ and Troubleshooting Using KEF Connect App To show the favourites in your current music source, tap “Favourites” in the main menu.
A playlist is a list of tracks that can be played back in the preferred sequential order. Playlists can be saved for future listening. • Accessing the Playlists In the current music source, tap “Playlists” in the main menu. Table of Contents 14.3.2.4 Playlists 1. In the current music source, tap “Playlists” in the main menu. 2. Tap “Create new playlist”. Setting Up • Creating a Playlist Wi-Fi Streaming 3. Create a name for the playlist and then tap “Create”. • Adding Tracks to a Playlist 2.
1. In the playback screen of the track to be removed, tap the option icon (…). Table of Contents • Editing a Playlist Setting Up 2. Tap “Remove from playlist”. • Deleting a Playlist Wi-Fi Streaming 1. In the playlist, tap the option icon ( ) at the top right corner. FAQ and Troubleshooting Using KEF Connect App 2. Tap “Delete playlist”.
Equalizations For the best audio performance, apply sound settings according to your listening area. ) at the bottom of the Home The settings include: • Desk Mode (On/Off, -10.0 dB to 0.0 dB) • Wall Mode (On/Off, -10.0 dB to 0.0 dB) • Treble Trim (-4.0 dB to 4.0 dB) Using KEF Connect App Wi-Fi Streaming Setting Up 1. In the KEF Connect App, tap the EQ settings icon ( screen to access EQ settings. Table of Contents 14.
How large is your room (Expert Mode: Bass Extension): This setting adjusts the bass extension of the speakers. The larger the room selected, the lower the roll-off point. Understanding the Subwoofer Settings Subwoofer/Speaker Balance (Basic Mode): This controls the bass output between the subwoofer and the speakers. If the slider is moved more to “Subwoofer”, most of the bass output will be handled by the subwoofer. High-Pass Frequency: Frequencies above the set point will be played by the speakers.
This menu allows you to edit your personal details (account name and profile picture) of your registered user account. 1. In the KEF Connect App, tap the Setting icon ( screen. ) at the bottom of the Home 2. Tap “View profile”. Using KEF Connect App Wi-Fi Streaming ) at the top right and start editing. FAQ and Troubleshooting 3. Tap the edit icon ( Table of Contents Profile Setting Up 14.
Choosing Your Speaker 14.6.1 My Speaker and Speakers Nearby This menu allows the KEF Connect App to switch to another pair of speakers for control and streaming. All speakers must first be set up through the same KEF Connect App before they are available for selection. 1. In the KEF Connect App, tap the Setting icon ( screen. Table of Contents 14.6 ) at the bottom of the Home Setting Up 2. Tap the name of the connected speakers.
Speaker Info This menu allows you to find out more information about the connected speakers, rename the speakers and disconnect the speakers from the KEF Connect App. 1. In the KEF Connect App, tap the Setting icon ( screen. ) at the bottom of the Home Setting Up 2. Tap the name of the connected speakers. Table of Contents 14.6.2 ) next to the name of the speakers. FAQ and Troubleshooting Using KEF Connect App 4. Check the MAC address, IP address and firmware version of the speakers.
) at the bottom of the Home 2. Tap “Speaker preferences”. 14.7.1 Power Saver – Standby Mode This setting determines how long (ECO (20), 30 or 60 min) the speakers will remain idle before automatically entering Standby Mode. If “never” is selected, the speakers must be manually turned off. 14.7.2 Power Saver – Second Wake-Up Source This setting enables a second source to automatically turn on the speakers when there is audio input from the selected source. 14.7.
Speaker System Options – Cable Mode You can connect the Primary Speaker and Secondary Speaker with the provided interspeaker cable through the “To L/R” connection ports on the back panels of the speakers. Once the cable is connected, enable this setting to enable Cable mode and disable the wireless connection. Table of Contents 14.7.4 • You prefer a better resolution at 192 kHz/24 bit (wireless: 96 kHz/24 bit). • You are experiencing audio dropouts due to interference. 14.7.
This menu allows you to configure volume settings. To access this menu: 1. In the KEF Connect App, tap the Setting icon ( screen. ) at the bottom of the Home 2. Tap “Volume”. 14.8.1 Table of Contents Volume Volume Display Setting This setting allows you to configure how the volume control should be displayed. Setting Up 14.8 • –/+: The volume control will be displayed as “–” and “+” buttons for adjustment. Tap the speaker icon in the middle to mute or restore audio output from the speakers. 14.
This setting allows you to configure the volume steps for each single press of the physical volume buttons of your device. 14.8.4 Maximum Volume This setting allows you to configure the maximum level when adjusting the volume. 14.8.5 Table of Contents Speaker Volume Sensitivity Setting Up 14.8.3 Balance Control FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming This setting allows you to adjust the volume balance between the left and right channels.
Firmware Upgrade 14.9.1 Automatic Firmware Update 14.9.2 Setting Up After you have successfully set up the speakers with the KEF Connect App, you may be required to update the firmware if a new version is available. Follow the instructions in the KEF Connect App to complete the update process. Table of Contents 14.9 Manual Firmware Update This menu allows you to manually check for firmware updates. To access this menu: ) at the bottom of the Home 2. Tap “Speaker update”. Wi-Fi Streaming 1.
This menu allows you to customize the streaming audio quality, theme and send analytics. To access this menu: 1. In the KEF Connect App, tap the Setting icon ( screen. ) at the bottom of the Home Table of Contents 14.10 Application 14.10.1 Streaming Settings – Audio Quality This setting allows you to select the audio quality for music streaming. Setting Up 2. Tap “Application”. • High (CD quality): Select this setting when the speakers are in a crowded network and experiencing quality drop-outs.
This menu allows you to report issues, give suggestions and make general enquiries. To access this menu: 1. In the KEF Connect App, tap the Setting icon ( screen. ) at the bottom of the Home Table of Contents 14.11 Support FAQ and Troubleshooting Using KEF Connect App Wi-Fi Streaming 3. Select the type of support you need and proceed as instructed on the screen. Setting Up 2. Tap “Support”.
Cleaning and Maintenance WARNING! Risk of electric shock! Improper cleaning of the speakers may result in injury. • Always unplug the power cables from the power sockets/outlets before cleaning the speakers. Table of Contents 15. Risk of short circuit! Water and other liquids that have penetrated the housing may cause a short circuit. • Make sure that no water or other liquids penetrate the housing of the speakers. Setting Up NOTICE! • Never immerse the speakers in water or other liquids.
Disposal 16.1 Disposing of the Packaging Sort the packaging before you dispose of it. Dispose of paperboard and cardboard with the recycled paper service and wrappings with the appropriate collection service. 16.2 Table of Contents 16. Disposing of the Speakers Should the speakers no longer be capable of being used at some point in time, dispose of them in accordance with the regulations in force in your city or county.
FAQ and Troubleshooting 17.1 Set-up 1. How do I set up LS50 Wireless II? • First of all, a home Wi-Fi network is required. This is to ensure you can enjoy the full range of features and keep the system up to date. Table of Contents 17. 2. What router specifications does LS50 Wireless II support? • IEEE 802.11a/b/g/n/ac, IPv4, IPv6, Dual-band 2.
• By default, the Primary Speaker is the right channel and the Secondary speaker the left one. After connecting the speakers to your home Wi-Fi network, you can inverse the L/R channels in the KEF Connect App. 7. Do I need to pair the two speakers? • No, the two seakers are already paired in the factory. If you do not hear any sound from the Secondary Speaker, see chapter “Troubleshooting”. Table of Contents 6.
1. Which is the best wireless streaming option for different apps? • Recommendations for the best wireless streaming options with regard to music/media apps on your mobile devices.
Troubleshooting 1. What should I do to set up LS50 Wireless II to another network? • A factory reset is necessary. This will clear your network settings and all EQ and system preferences. For this purpose, press and hold the Reset button (R) on the back panel until the LED light above the button blinks. 2. What should I do if I cannot find my LS50 Wireless II in the network during set-up? Table of Contents 17.3 • Wait for about 30–40 seconds for the speakers to be visible on the speaker list.
• If the speakers are connected wirelessly, try to move them closer to each other. • If the problem persists, connect the speakers with the inter-speaker cable and turn on Cable Mode in the KEF Connect App. 8. The video and audio outputs from LS50 Wireless II are not in sync. Table of Contents 7. There is dropout from the Secondary Speaker. • If available, try the video delay function of your TV. • Make sure the source is switched to TV for the speakers.
• We are constantly updating and expanding our database for radio stations and podcasts. Please use the Support function in the KEF Connect App and send us the RSS link of the website. After verification, we will add it to our database. 12. I cannot adjust the speaker volume. • Check if you have set a maximum level for volume adjustment. Table of Contents 11. I cannot find a radio station or podcast in the KEF Connect App.
LED Indicators The connection and operation status can be checked through the colours and patterns of the LED indicators on the top panel of the Primary Speaker. LED indicator Status Table of Contents 17.4 The speakers are trying to connect to a Wi-Fi network. The speakers are connected to a Wi-Fi network. Setting Up Wi-Fi icon is blinking white and amber. The speakers are unable to connect to a Wi-Fi network. Wi-Fi icon is blinking amber slowly.
Firmware update is in progress. Do not unplug the power cables until the firmware Source button and Volume Down button update is completed. are blinking alternately. Firmware update failed. Do not press the Reset button (R) on the Primary Speaker. Table of Contents Cable Mode is enabled but the connection between the speakers is not established. Connect the inter-speaker cable to the Primary/Secondary connection ports (T) on the speakers.
LS50 Wireless II Drive units Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminium cone HF: 25 mm (1 in.
Weight (per set) 20.1 kg (44.31 lbs) Power input 100–240 VAC 50/60 Hz Power consumption 200 W (operating power) < 2.0 W (standby power) Primary Speaker Secondary Speaker Inputs HDMI eARC USB Type A (service) TOSLINK Optical RJ45 Ethernet (interspeaker) Digital Coaxial Analog 3.5 mm Auxiliary USB Type A (service) RJ45 Ethernet (network) RJ45 Ethernet (interspeaker) Output RCA Subwoofer output Wi-Fi network standard IEEE 802.11a/b/g/n/ac IPv4, IPv6 – Wi-Fi network frequency band Dual-band 2.
Deezer is a registered trademark of Access Industries. Google Play store and Chromecast are registered trademarks of Google LLC. Table of Contents Apple and AirPlay are registered trademarks of Apple Inc., registered in the U.S. and other countries. QQ Music is a registered trademark of Tencent Music Entertainment Group (TME). ROON is a registered trademark of Roon Labs LLC or Roon Labs’s licensors. Setting Up Qobuz is a registered trademark of Xandrie SA.
Explanation of symbols 18.2.1 Warning Symbols The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the products enclosure that may be of a sufficient magnitude to constitute a risk of electrical shock to persons. Table of Contents 18.2 Europe and North America This marking indicates that this product should not be disposed with other household wastes throughout the EU.
These marks indicate compliance with technical and design requirements for telecommunication terminal equipment in Japan. The Korean Certification mark indicates that the product complies with Korea’s product safety requirements for electrical and electronic equipment. Table of Contents The Japan PSE Mark Certification indicates that the product meets the technical requirements of the Electrical Appliance and Material Safety Law (DENAN).
NEC Factory Code: 0x01 Functions Function codes 1 Power on/off toggle 0x40 2 Mute/un-mute toggle 0x20 3 Play/Pause 0x18 4 Forward 0x52 5 Next source 0x58 6 Volume up 0x60 7 Volume down 0xA0 8 Backward 0xD2 9 Power ON 0x38 10 Power OFF 0x3A 11 Mute 0x48 12 Un-mute 0x4A 13 Source: Wi-Fi 0x30 14 Source: Bluetooth 0x2A 15 Bluetooth pairing 0x98 16 Source: AUX 0x02 17 Source: Optical 0x0A 18 Preset volume (30 %) 0x78 19 Source: HDMI 0x88 / 0x8A 20 So
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For further information, please visit KEF.com KEF reserves the right, in line with continuous research and development, to amend or change specifications without prior notice.E. & O.E.
LS50 Wireless II Connectivity Quick Guide
The Ultimate Wireless Hifi Every note. Every word. Every detail. More than a loudspeaker, LS50 Wireless II is an all-in-one speaker system for the per son who wants fantastic sound...no strings attached.
HDMI eARC Connections Two channel audio (PCM) from all TV connected sources via HDMI eARC (HDMI audio and i2S not supported) Cable Set Top
Optical and COAX Connect to a wide variety of digital sources: Ideal for televisions without HDMI eARC. Use both connections for use with multiroom systems.
Analogue Connect to any analogue source. On-board ADC converts signal to 192kHz/24bit digital. Turntables must have a phono stage. Check manufacturer’s requirements. Cable Set Top A stereo RCA to 3.5mm conver ter cable can be used for devices with stereo RCA outputs.
Play Anything Music content and services Streaming protocols Multiroom enabled Audio formats
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LS50 Wireless II Wireless Speaker System The multi-award winning LS50 Wireless speaker system set the bar high for high-performance wireless speakers, and in the same spirit of invention and innovation that created the original, the LS50 Wireless II is much more than just a new generation.
KEF’s Uni-Q point source configuration delivers a more detailed, accurate and integrated three-dimensional sound image, which is dispersed so evenly throughout the room that the ‘sweet spot’ is wherever you are in the room. Using simulation and analysis tools, our engineers have developed the 12th generation Uni-Q with MAT driver array, to reduce high-frequency distortion in the mid-frequency driver.
Titanium Grey Carbon Black Mineral White Crimson Red Special Edition Specifications Model LS50 Wireless II Drive units Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminium cone HF: 25 mm (1 in.
KEF SPEAKERS IMPORTANT SAFETY INFORMATION & SPECIFICATIONS KEF
English Thank you for choosing KEF. KEF is dedicated to producing premium audio products with best-1nclass sound quality to give you an engrossing and pleasurable listening experience that is true to the original performance. Please read the important safety and warranty information below. For any other services, please contact your local authorised KEF distributor, whose details can be found at www.kef.
Explanation of Graphical Symbols ~ The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert ~ the user to the presence of uninsulated "dangerous voltage" within the products enclosure that may be of a sufficient magnitude to constitute a risk of electncal shock to persons.
The device for operation in the band 5150-5350 MHz is only for indoor use to reduce the potential for harmful interference to co-channel mobile satellite systems. For devices with detachable antenna(s), the maximum antenna gain permitted for devices in the band 5725-5850 MHz shall be such that the equipment still complies with the e.i.r.p. limits specified for point-to-point and non-point-to-point operation as appropriate.
8. Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. To ensure reliable operation of the product and to protect it from overheating put the product in a position and location that will not interfere with its proper ventilation. 9. Do not install near any heat sources, such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. I 0.
1#09 Specifications Model TyPe Drive units Frequency range (-6dB) measured at 85dB/ Im Frequency response (±3dB) measured at 85dB/ Im Ampltfier output power ~rs eaker Amplifier class (per speaker) Max SPL measured at I m Wireless streaming features Streaming services LS50 Wireless II Active Wireless Music System Uni-Q Driver Array. LF: 130 mm (5.25 1n.) aluminium cone HF: 25 mm ( I 1n.
GP Acoustics (UK) Limited Eccleston Road, Tovil, Maidstone Kent ME 15 6QP UK Issue I: 08.
KEF WARRANTY INFORMATION KEF
Garantie Limitee a Merci d'avoir choisi KEF. KEF se consacre concevoir et fabriquer des produits audio premium offrant un son de premier ordre pour un plaisir d'ecoute total, en respectant la performance originale. Pour decouvrir l'actualite de KEF : www.kef com Les produits KEF achetes chez un revendeur agree KEF sont couvertes par une garant1e. Les distributeurs agrees GP Acoustics (UK) Limited et KEF donnent droit cette garantie sous reserve d'une preuve d'achat conforme.
SOUND BY KEF, MAIDSTONE, U.K. GP Acoustics (UK) Limited Eccleston Road, Tovil, Maidstone Kent. ME 15 6QP UK CE - )t Issue I: 05.
