MTX TNP112D 12" Subwoofer And 200W Amplifier 600w Max Power Ported Design for Increased Low Frequency Output 5/8" MDF Construction Single Terminator 12" Subwoofer 200 Watt Amplifier Houses One 12" Terminator Series Sub w/Polypropylene Cone & Rubber Surround Solid 5/8" MDF Construction with Aviation Grade Carpeting and Embroidered Logo Full 1 Year MTX Audio Warranty