To better know and use the Dacom L54 in-ear Bluetooth headphones, here is a full description of features.

Power on

In the off state, long press the MFB button for 2 seconds. The green light flashes 3 times, and the voice prompt will say “power on”.

Answer a Call

Short press the MFB button or hot key to answer the call while there is a incoming call.

Hang up a Call

Short press the MFB button or hot key to hang up on calling or dialing number.

Hang up a Call

Short press the MFB button or hot key to hang up on calling or dialing number.

Last Number Redial

Double click the MFB button or hot key to give a call to the last number which called before while headphone standby status or music playing status.

Adjust Volume

When listening to music or calling, short press volume +/ -, and the volume is increased/ down by one grid.

Switching Songs

When listening to music, long press the volume -/ + for about 1 second to play the last/ next song.

Play/Pause

Short press the headphone MFB button or hot key to play/pause music.

Active Noise Cancelling (ANC) switch

With the headset turned on, click the NC button once to turn the ANC active noise cancelling switch on/off.

Switch Language

Long Press volume + and volume - at the same time to switch the Chinese and English voice.

Reset

In the charging state and the headphone turned off, long press the MFB for about 5 seconds. The green light flashes 5 times, and all the pairing information clear.