Canton ASF 75 SC. Subwoofer RMS power: 120 W, Subwoofer frequency range: 33 - 200 Hz, Subwoofer crossover frequencies: 80 - 200 Hz. Colour of product: Black. Subwoofer width: 430 mm, Subwoofer depth: 410 mm, Subwoofer height: 155 mm