The SuperCube III subwoofer is capable for handling 650-watt peak power that ensures an efficient musical burst. With a frequency response of 16Hz - 200Hz, this Definitive 5-way subwoofer plays various tones with stunning clarity. This Definitive subwoofer has a sensitivity of 88dB that can produce a booming volume loud enough to be heard from far away. With an Impedance of 8ohms, this Definitive 5-way subwoofer offers high level resistance and increases bass and mid-output. You can mount this Definitive subwoofer on the bookshelf or place it on any corner of your house. The SuperCube III subwoofer has an impedance of 8-ohms, which conducts power evenly to keep the subwoofer at a suitable level.