The sleek design with powerful performance ensures an exceptional sound experience ^^ The enhanced sound experience features a spider speaker protector and speaker LED ambient light ring design, adding a touch of style with blue LED lights that illuminate upon vehicle start-up, providing a cool appearance ^^ The car subwoofer offers a range of customization options, including adjustable input sensitivity, thermal, short circuit, and overload guard circuits ^^ The subwoofer has a frequency response of 50Hz - 150Hz, phase switch of 0 or 180, low pass filter of 50Hz - 150Hz, bass boost of 0 to 12dB, and total harmonic distortion (THD) of 90dB ^^ The subwoofer is equipped with a built-in amplifier, housed in a rugged aluminum alloy casing, ensuring outstanding heat dissipation performance