Functions of Keys:
There are 4 keys on the top surface,
Power key
Long press the key to power on/off the device.
Mode switch/Pause
When the device is in Bluetooth/MicroSD card/USB Sound card mode, short press the key pause
playback,press the key again resume playback.When the device is in AUX IN mode, short press
the key the music is muted,press the key again the music resume playback.
Long press the key entry switching mode. Switching sequence: Bluetooth Mode --> MicroSD
Card Mode--> AUX IN --> USB Sound Card-->Bluetooth Mode.
If there is no MicroSD card or AUX IN connected,the relevant prompt will be skipped.
Vol
—
/ PREV
When the device is in Bluetooth/MicroSD card/USB Sound card mode,short press the key play
previous song. It does not work in AUX IN mode.
Long press the key,the volume continuous come down until it stops.
Vol+/ Next Song
When the device is in Bluetooth/MicroSD card/USB Sound card mode,short press the key skip to
next song. It does not work in AUX IN mode.
Long press the key,the volume continuous increased until it stops.When the volume up to the max.
level it appears the prompt beeps.
