Inovalley HP31-D-BTH-UK User Manual page 6

INSTALLATION INSTRUCTION
DESCRIPTION FOR THE FRONT PANEL
MODE
To switch functions between Bluetooth/USB/SD/FM/AUX.
PREV/VOL‐
‐ Short press to choose previous song.
‐ Long press to subtract the volume.
PLAY/PAUSE
‐ Long press to turn on or turn off the power of the tower speaker;
‐ Short press to pause or play the songs.
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