1. Support USB2.0, SD CARD 
2. Music format: MP3,WMA,WAV 
3. 6pcs push button on PCB: 
S1 PLAY/PAUSE 
S2 PREV TRACK 
S3 Repeat(Random; Single; All) 
S4 mode (USB SD FM BLUETOOTH AUX) 
S5 REC  
S6 NEXT TRACK 
 
4.Bluetooth device named for module: BLUETOOTH 
 
5.Bluetooth module information 
a. follow the rule of bluetooth 2.1+EDR, compatible bluetooth version 3.0 & below version. 
b. support L2CAP/A2DP(AVCTP/AVDTP/AVCRP) to receive the stereo audio signal 
 
6. FM: 87.5-108MHZ 
7. LED display Size!65*16mm 
8. Pcb size: 109*48mm 
9. Power input: DC12V 
 
Special function:
1. power off memory
2.  REC voice from line in.