... vol,Pla/Pau,repeat,mode Decoder Board with FM radio for SD card,usbFunction and features: SD/MMC/USB ... Provideddigital display, button, remote controlSpecificationsVoltage5VFM frequency range88MHz-108MHzFunctionFM radio, memory functionPackageBoard Size108*25mmAccessoriesRemote control1Sound cableOptionPower cableOptionAntenna wireOption ... press this button. Decoder Board with FM radio for SD card,usb