Teufel S 8000 SW THX Ultra 2 . Subwoofer RMS power: 500 W, Subwoofer frequency range: 60 - 220 Hz, Subwoofer peak power: 650 W. Input frequency: 50 Hz. Colour of product: Black. Subwoofer width: 360 mm, Subwoofer depth: 548 mm, Subwoofer height: 700 mm