MP3 MODE
In Bluetooth mode, insert a micro SD card with MP3 music file you want to listen into micro SD card slot
，
music will play automatically.
Short press forward
and skip forward
button to select the song you desired.
Long press and hold the forward
or skip forward
button to obtain the voice level you want
to be.
If you want stop playing music, press the play/pause button
once to stop, want to listen again,
press the play/pause button again to go on playing music.
FM MODE
Press the Mode button
to enter FM mode, then press the play/pause button
to scan
FM channel and store the FM radio stations automatically.
Short press back forward
and skip forward
button to select the desired channels.
Long press and hold the forward
or skip forward
button to adjust the volume.
Mode switching
To switch from MP3 mode to FM mode or from FM mode to Bluetooth mode, you need to press Mode
button once until the mode you want to play with.
SPEAKER FUNCTION
You can use the headphone as a speaker, just twist out both side of headphone.
long press and hold the button
to raise volume