System type: Powered 2.1 Desktop System. System Power: 220W Peak Power, Satellites: 35W / Channel, Subwoofer: 150W. Satellites: Sealed Box. Subwoofer: Bass Reflex via Rear-Firing Tube Port. Inputs: Bluetooth Wireless, Stereo Analog RCA, USB-A. Wireless Remote, RCA/3.5mm Analog Cable, Voltage: 120V - 240W.