For the critical listener looking to get the most from their music, computer games, or television sound, the diminutive Model Subwoofer extends the Model Two’s bass response by a half-octave. The Model Subwoofer’s 5 º” bass driver, 20 watt internal amplifier, front ported design, and wood cabinet all translate into rich, musical sound. Dual power supply as well as 230/240V the Model Subwoofer has a 12 to 16Volt input. Connecting cable and 9′ power cord included. Matches Model DAB, Two and Three radios. Specifications: Sub enclosure type Front ported design Bass Driver 51/4 Bass driver Integrated sub amplifier 20 Watt internal Dimensions (HxWxD) in mm 165x241x156 Sub Weight 6.5 lbs Sub Finish Cherry or walnut