Decoder Board with FM radio -SD/MMC,USB, pcb -memory function:FM,volume -Max vol:26 -last/next songs ... ,vol,Pla/Pau,repeat,mode Decoder Board with FM radio for SD card,usbFunction and features: SD/MMC/USB ... to play music-Support MP3,WMA format-With FM radio, memory function- With digital display- Support display of date and ... when you press this button. Decoder Board with FM radio for SD card,usb