3-1: Language selection: Please turn off the two earbuds first, then press the
“
MFB
”
button of any one of the earbuds for 3 seconds until the blue light of the earbud flashes,
then double-click the
“
MFB
”
button to flash red and blue lights, finally double-click the
"MFB" button to select language. Use the same method to select the language for another
earbud. (Note: when selecting languages only one earbud can be operated separately,
and the other must be in the off state.)
4-1: After the connection between the mobile phone and earbuds is successful, you can
pause or play music with the multi-function keys.
5-1: When the mobile phone has an incoming call, you can be answered by double
pressing (MFB button). After the call is completed, press (MFB button) once to hang up.
5-2: In the Bluetooth connection, you can also dial the last number by pressing twice
MFB button.
6-1: Low battery alarm: In the power on state, when the power of the earbud is lower
than 20%, the earbud will sound
“
undercharge
”
every 60 seconds and flash red light every
5 seconds, please perform the charging operation at this time.
6-2: When the earbud is charging, the earbud LED is always red light and the charging
box LED is always blue light. After the earbuds are fully charged, the red light goes out
and the blue light of the charging box goes out also.
6-3: The blue light flashes when the charging case is charged, and the blue light is
always on when the charging case is fully charged.
(Note: When the charging the charging case, the earbuds are placed in the charging case,
but the earbuds will not be charged at this time, only when the USB cable of the charging
case is pulled out, the charging case will charge the earbuds.)
