Product parameters Optional voltage: DC12V/AC220V Impedance: 4O Power: 220W(Peak power) FM Radio frequency range: 88-108MHz Sensitivity: 300mV±10mV QTY/carton: 6 sets/pieces Product weight (KG): 3.1kg All specifications(CM): 47.5*44.5*65(CM) Whole gross weight(KG): 20.3kg loudspeaker size: 6 inches double wire Product accessories: remote control Audio cable and other install fittings Product features Support DC12V/AC220V,Support USB/SD card (TF) and Bluetooth play music, and the microphone. Two horn design. (note: Bluetooth and the microphone is optional) Music format: MP3 format Waterproof gun barrel Leather color choices:Felt, leather EQ effect: Flat / Jazz / Class / Pop / Rock Color: Pharaoh lines?Black felt?gules