User's Guide

Tustin True Wireless Stereo Earbuds
SKU:EP42
Thank you very much for choosing Tustin True Wireless Stereo (TWS)
Earbuds. Please read this Guide carefully before use and keep it in a
safe place for future reference.
Pairing
The earbuds can be connected as Stereo Mode or Single
Mode. Please follow the instructions below for connecting
as different modes.
V5.0
A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
32.8 foot (10 meters) without obstacles
2.4GHZ
Earbuds 50mAh each
Charging box 350mAh
2.5 to 3 hours at max volume
Single Mode 100 hours
Stereo Mode 60 hours
Step 1. Press and hold the multi-functional button ② of both
earbuds until both led indicators blink in blue and red
alternately.
Step 2. Turn on Bluetooth on your device and connect"Tustin
TWS"in the searching list.
Step 3. After the confirmation voice"The Bluetooth device is
connected successfully."is heard, your earbuds are ready to
play.
1. Pair with stereo mode in 3 steps
Step 1. Press and hold the multi-function button of the
earbud to be useuntil the led indicator blinks in red and blue
alternately.
2. Pair with Single Mode in 3 steps
Cautions
To answer the call, press the multi-function button once; to
refuse the call, double press the multi-function button. To dial
the most recent phone number, double press the multi-function
button.
1. To answer or make a phone call
Step 2. Turn on the Bluetooth on your device and pair"Tustin
TWS"in the searching list.
Step 3. After the confirmation voice"The Bluetooth device is
connected successfully."is heard, your earbud is ready to play.
Press the power button to pause the music and press again to
resume the music playing.
2. To play music
The earbuds will be turned off automatically when they are
disconnected or idled for over 5 minutes. Or they can be manually
turned off by pressing both multi-function buttons for over 10
seconds until the red indicators blink.
3. To turn off earbuds
The earbud's battery power is low when you hear the battery
low alert, and see the led indicator links in red. Please place the
earbuds into the charging box and press the charging box
button ⑤ to charge. The earbud's LED indicator will be in
constant red color when charging and turns in blue when fully
charged. Please be noted that the earbuds would be turned off
automatically when fully charged.
4. To charge earbuds
Press the charging box button ⑤ once to check the battery
power: blue for normal battery power, red for low battery
power. The charging case indicator blinks in red when charging
and displays constant red when fully charged.
5. Charging box
1. Do not attempt to replace the earbuds battery or charging
case battery yourself.
2. Do not put the device close to the fire, into the fire or water.
3. Use the earbuds within the 32-foot range, without obstacles
between the earbuds and the Bluetooth device.
4. Keep the earbuds away from WIFI, router or other
hi-frequency radiation devices that may affect the efficiency of
Bluetooth connection.
Controls
Bluetooth
version
Bluetooth Mode
Bluetooth
Frequency
Bluetooth
Range
Battery capacity
Standby time
Talk/Play time
Dust-proof mesh
Multi-function button
Mic phone
Charging port
Charging port
Charging box button
User Guide
FCC Caution
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
Any Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limit
s for a Class
B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installation.
This equipment generates uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful interference to
radi
o or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the
following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
-Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposur
e requirement. The device
can be used in portable exposure condition without restriction.
Front
Back
110mm
110mm
64mm
64mm
FCC ID:2A2LX-EP42
Specifications
No wires, no tangling, Tustin True Wireless Stereo (TWS)
Earbuds can reproduce high-quality stereo sound when
connected as Stereo Mode. Each earbud can also be connected
to a Bluetooth device independently as Single mode.