Feature: 1. Slim Design with Powerful Performance: The under seat subwoofer is a 10in slim active car truck subwoofer with a built in amplifier, housed in a rugged aluminum alloy casing for outstanding heat dissipation and reliable performance. 2. Enhanced Sound Experience: Featuring a spider speaker protector and speaker LED ambient light ring design, this car subwoofer adds a touch of style with blue LED lights that illuminate upon vehicle start up, giving your car a cool appearance. 3. Convenient Wired Remote Control: The car subwoofer comes with a wired bass volume remote controller, offering gain, bass boost, and crossover controls to deliver a stunning bass experience with a peak power of 800W. 4. Versatile and Safety Functions: The subwoofer supports low level input and is compatible with high level input, adjustable input sensitivity, along with thermal, short circuit, and overload guard circuits. 5. Impressive Performance: The subwoofer boasts a frequency response of 20Hz ‑ 150Hz, phase switch of 0° or 180°, low pass filter of 50Hz‑150Hz, bass boost of 0 to +12dB, total harmonic distortion (THD) of 90dB, high level input sensitivity of 0.9V, and low level input sensitivity of 300mV. Specification: Item Type: 10 Inch Seat SubwooferMaterial: Aluminium alloy Speaker Size: 10in Peak Power: 800W Impedance: 2.6Ω Low Pass Filter: 50Hz-150Hz Bass Boost: 0 to +12dB Frequency Response: 20Hz-150Hz Signal to Noise Ratio: >90dB THD Total Harmonic Distortion: