The BassPro SL2 under-seat subwoofer makes your driver's seat the best seat in the world The BassPro SL2 Active car Subwoofer kit fits under the front seat of many vehicles and adds deep, rich bass to your car audio system. The low-profile 8" car subwoofer is powered by a powerful Class D digital amplifier Active Subwoofer Car The built-in subwoofer amplifier that actively drives the BassPro SL2 subwoofer generates minimal heat and features high-pass filters and limiters that deliver exceptional power at the limit Fully Controllable Sub Woofer Auto Set Use the manual crossover control (50Hz - 120Hz) to adjust how much upper and mid bass the BassPro SL2 produces. Fine-tune the crossover to achieve a smooth transition from the BassPro SL2 to the car speakers. Use the level control to match the volume of the BassPro SL2 to the car speakers in the system, while the bass boost control allows you to minimise peaks or dips in the bass frequencies in your car's acoustic environment. For added flexibility in your car sound system, the BassPro SL2 offers line and high level inputs. Specifications Woofer: 8" (200mm) Amplifier power: 125W RMS Frequency response: 35Hz - 120Hz Fuse rating: 15A Maximum current draw: 12A Quiescent current consumption: <800mA Input sensitivity: 0.05V - 2V line-level input; 0.5V - 20V high-level input Crossover frequency: 50Hz - 120Hz Crossover slope: 12dB/octave Bass boost: 0dB to +9dB at 70Hz Dimensions (mm): 344 x 71 x 250 (W x H x D) GTO-RBC remote control compatible In the Box: BassPro SL2 subwoofer; wired bass level remote control; 4 fixing screws; manual High Quality Caraudio Enjoy the best music experience Excellent Sound Quality