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1.Customizable usb sd car audio mp3 player circuit board speaker board function

 USB/TF/Line in (AUX)/FM

 Format:MP3/WMA

 MP3 decorder support 32–320kbps

 FAT16 or FAT32 systems supported

 4 Keys: MODE, NEXT/V+, PLAY/PAUSE/SCAN, PRE/V-

 With Remote control

 2, Keys function:

 MODE: USB/TF/AUX/FM switch.

Long press 3 seconds for power ON/OFF
NEXT/V+: Under MP3 mode,  short press NEXT, long press VOL+.
         Under AUX mode, press VOL+.
         Under FM mode, short press to selection up, long press VOL+.
PLAY/PAUSE:Under MP3 mode, short press PLAY/PAUSE, long press STOP..
             Under AUX mode, press PLAY/PAUSE.
             Under FM mode, short press to automatic selection.
PRE/V-: Under MP3 mode, short press LAST, long press VOL-.
       Under AUX mode, press VOL-
       Under FM mode, short press to selection down, long press VOL-.

3, Power supply DC5V (Optional 12V)

 4, Remote Control--- Keys function

Power :ON/OFF  (standby)
Mode : Same function with Long press Play/Pause button on pannel for switch the working Mode
PREV: For Previous song in USB/TF state
NEXT: For Next song in USB/SD state
VOL+ : Volume up
VOL-: Volume down
RPT: For switching one song repeat or all song repeat in USB/SD state, default is all song repeat .
U/SD: Switch USB/TF /FM scan.
MUTE: First press mute , press again will release from mute.
EQ : NORMAL/JAZZ/ROCK/POP/CLASSIC/COUN
PLAY/PAUSE : For play and pause in USB/SD state.
Button 0-9 : Select song in USB/TF state, if the song number over 9 , just input the numbers in series .

5, Panel  dimension :105*25.5mm