... card 2.support mp3,wma 12V Car/Motoryclce/motor bike/scooter audio amplifier with FM radio,support USD,SD card EQ ... .FM radio:87.5MHz--108MHz2.Support mp3,wma3.Support USB,micro SD cardBest quality !Loud!Packing list No.nameqtydescr.1subwoofer1pcs15*30cmor ... style is as below drawing: 12V Car/Motoryclce/motor bike/scooter audio amplifier with FM radio,support USD,SD card