How to use the earphone functions
Function
Turn on earphones
Turn off earphones
Adjust volume
Answer/End a call
Reject a call
Play/Pause music
Previous music track (skip)
Next music track (skip)
Turn on/off Active Noise
Cancellation (ANC)
Warnings
Only charge the BT-X42 using the provided Micro USB charging
cable. You also can use an USB charging adapter but ONLY (!) up
to DC 5V/500mA. Do not (!) charge the BT-X42 with more power!
If the BT-X42 fails to link to your mobile device or if it fails to play
music after being connected, the user shall check if your mobile
device supports A2DP. Do not disassemble the BT-X42, it may
result in short-circuit or damage. Do not drop or shake the
BT-X42, it may break internal circuit boards or mechanics. Keep
the BT-X42 in dry and ventilated environment. Avoid high humidity
and high temperature. Also batteries should not be exposed to
excessive heat or direct sunlight. This BT-X42 is not water
resistant; therefore keep it away from moisture. Keep the BT-X42
away from little children.
Keep this user manual for future reference or product sharing
carefully. Do the same with the original accessories for this product.
In case of warranty, please contact the dealer or the store where you
bought this product.
Button Operation
Hold for 2 seconds
Hold for 4 seconds
Press 1x for one VOL step
/
Press once, while getting
called / to end call
Hold for 1–3 seconds
Press 1x
Hold for 2 seconds
Hold for 2 seconds
Press 1x
Warranty 2 years