Bazooka NOS8 8" Passive Nitrous Bottle Subwoofer: * Size: 8" * Nitrous bottle design * 150W peak * 4.5 SVC impedance * 102 dB sensitivity * 39Hz-1,500Hz frequency response * 2" high-power voice coil * 6W-125W recommended power * Includes tank, cosmetic nozzle, braided line speaker wire and mounting kit