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Top panel operation
1.
Power switch(AC play- Power off-DC play)
2.
USB play back
3.
Micro SD card play back
4.
Aux-in (3.5mm PIN line cable)
5.
MIC input
6.
Guitar input
7.
Short press for the previous song, long press for fast backward
8.
Play/pause under USB/Micro SD/BT. Long press this button to enjoy TWS
function.