Scandyna The Ball Mk2. Subwoofer type: active, Subwoofer RMS power: 600 W, Subwoofer frequency range: 40 - 140 Hz. Power source type: AC, Input voltage: 100 - 240 V. Colour of product: Black. Subwoofer width: 320 mm, Subwoofer depth: 320 mm, Subwoofer height: 320 mm