Bluetooth MP3 player board
Features:
1.Support EQ, single cycle, random choice
2.Support to switch external signals directly
3.Support IR remote control in 8 meter
4.Support USB&SD card switchover
5.Support MP3/WMA format
2, Mainboard keys operation instruction
S1: (PLAY/PAUSE/RANDOM) Short press for play or pause circularly.
Long press for on/off random play function.
S2: (PREV/VOL-) Short press for LAST, long press for VOL-.
S3: (NEXT/VOL+) Short press for NEXT, long press for VOL+.
