Jamo SUB 650. Subwoofer RMS power: 650 W, Subwoofer frequency range: 24 - 150 Hz, Impedance: 22000 Ом. Input voltage: 220 - 230 V. Colour of product: Black. Subwoofer width: 400 mm, Subwoofer depth: 418 mm, Subwoofer height: 419 mm