... vol,Pla/Pau,repeat,mode Decoder Board with FM radio for SD card,usbFunction and features: SD/MMC ... fm radio and digital screen display, memory function with remote control, and so on.Product No.: SW-005Technical ... on.-Key function: last songs, next songs, volume control, Play/pause, repeat, MODEInstruction1.“PLAY/PAUSE”: It functions ... you press this button. Decoder Board with FM radio for SD card,usb