Function details:
-Supports outer inlet signal shift USB/SD card,AUX state accept outer amplifier signal input.
-FM Radio available,multi-color LED display
-MP3 decoder slot on board.
-USB,SD,MMC card supported，8G max supported.
-NEXT,PREV,VOL+,VOL-,EQ(4 options),PLAY/PAUSE Supported.
-FAT12,FAT16 files system supported.
-MP1 Layer3、MP2 Layer3、MP3 Layer3,WMA format files supported.
-Supports 32~320kbp rates mp3 files.
-Remote controllable, effective range 10 m.
-Single 5V/12V DC power supply input.
-Low power consumption 25 mA typical (with LED display).
-Your music file can be stored anywhere of the flash memory which can be sorts according some smart rules.
Operation panel introduction
-MODE bottom:To play this bottom shift from USB→SD/MMC→AUX→FM.1)The red LED flash when applying USB port,LED stop flashing when pause;2)The Green LED flash when applying SD/MMC, LED stop flashing when pause;3)The yellow LED ON when apply FM,fast flashing when searching channel,slow flashing when manual searching.
-Press VOL+ bottom the volume get higher (N.A in AUX mode)
-Press VOL- bottom the volume lower get higher (N.A in AUX mode)
-In USB/SD mode return the previous song , In FM mode
Return the previous channel, press this bottom for 3 seconds turn in frequency decrease searching,it will stop when some channel have been found.(N.A in AUX mode)
-In USB/SD mode return the previous song , In FM mode
enter the next channel, press this bottom for 3 seconds turn in frequency increase searching,it will stop when some channel have been found.(N.A in AUX mode)
-PLAY/PAUSE bottom act as PLAY or Pause function when on USB/SD mode;On FM mode act as auto searching (N.A in AUX mode)
Tenda Electronics Limited 
Products)