... ,car audio , auto amplifier. Volume 7 color LED display,with FM radio:87-108MHZ. MA-110 Car Amplifiercar amplifier,car audio ... socket.Power switch, with USB port for MP3,MP4 chargeVolume 7 color LED display,with FM radio:87-108MHZTreble, Bass, Balance, Volume ... 2CH AT 12V DC INPUTSupply voltage9-12VDC motorcycle amplifier with fm