oneConcept Karaoke Tower Mode D'emploi page 11

Exchanging the RC battery:
On/off 1
2
Mute
3
MODE
Play/pause 4
Next track 5
6
Previous track
7 EQ
8
VOL+
9
VOL-
10 Num pad
11 Choose USB/SD
12
Repeat (loop currently playing song)
11