Model: MW-880 - Color: Black + Silver + green - Quantity: 1 - Rated power: 30W - Input impedance: 1kohm - Output: 4~8ohm - Power voltage: DC 12~24V AC 100~240V - Supports TF card up to 8GB - Supports USB flash drive up to 16Gb - It can connect 4ohm 20~30W or 2 x 8ohm 10~15W speakers - The first row: USB2.0 / TF card slot / external sound input / external remote input / Previous song (short press) volume down (long press) / playback pause / next song (short press) volume up (long press) - The second row: Volume adjustment / treble adjustment / bass adjustment / treble output / DC jack / AC jack / power switch - Suitable for motorcycle car home amplifiers. - Packing list: - 1 x Amplifier (50cm) - 1 x Remote controller (Powered by 1 x CR2025 included) - 1 x 2-flat-pin plug power cable (100cm) - 1 x DC power cable (20cm)