This Hifonics BRUTUS Under the Seat Amp delivers a maximum of 800 watts for serious power for your car's subwoofer. The Super AB Class design employs high-speed microprocessors with proprietary conversion algorithms to efficiently control the current consumption. At very high listening levels, this Super AB Class amp has lower distortion, higher current efficiencies, and less heat than conventional AB Class amp designs. Plus its Ultra-Fi MOSFET technology is designed for music production vs. just electronics output power. This produces very musical high power with high efficiency for cooling and minimal distortion. For serious power for your car's audio system, choose Hifonics' "Power from the Gods." Specifications Power: 150W RMS, 800W MAX Bass Boost: 0-12dB Subsonic Filter: 35Hz LPF Filter: 75-150Hz Phase Switch: 0 or 180 degrees PWM MOSFET Power Supply/Thermal Protection Circuit Adjustable Input Sensitivity Remote Subwoofer Control Included RCA and High-Level Inputs Delayed Soft Remote Turn On Slim 10”