... Pau,repeat,mode Decoder Board with FM radio for SD card,usbFunction and features: SD/MMC ... , button, remote controlSpecificationsVoltage5VFM frequency range88MHz-108MHzFunctionFM radio, memory functionPackageBoard Size108*25mmAccessoriesRemote control1Sound cableOptionPower cableOptionAntenna ... the backlight will get on at the standby mode when you press this button. Decoder Board with FM radio for ...