Get ultimate control over your car audio with this powerful bundle featuring the PowerBass PB-GAIN1 Remote Level Controller and the PowerBass ACS-500D 500W x 1 @ 1-Ohm Amplifier. The PB-GAIN1 Wired Remote Level Control lets you adjust your bass on the fly, enhancing your listening experience. Easy to install with just one wire, this controller works seamlessly with PowerBass XMA, XL, ACS, and ASA3 amplifiers. Enjoy precise bass adjustments with its remote wired variable level controller, bass knob, cable, and mounting screws. Pair this with the ACS-500D 1-Ohm Stable Mono Block Amplifier for an exceptional audio performance. This 500W high-efficiency Class D amplifier boasts a variable low pass electronic crossover, selectable 12dB bass boost EQ, and remote level control port for the PB-GAIN1 controller. With a protection circuit for impedance overload, speaker short, thermal overheating, and DC output, it ensures safety and reliability. Specifications include a variable subsonic frequency range of 15Hz to 50Hz, RCA and speaker level inputs, and a subwoofer frequency range of 10Hz to 250Hz. The amplifier's dimensions measure 9.7" x 7.1" x 2.0" for a compact installation in any vehicle. With a peak power of 1000 watts, the ACS-500D delivers crystal-clear audio with minimal distortion, making it perfect for any car audio setup. Enhance your car audio system with this dynamic bundle, offering precise control and powerful amplification for an exceptional listening experience.