Competition SPL amplifier. One of the most powerful automotive bass amplifiers in the world. Ultra efficient Class D topology maximises available battery power and minimises losses ensuring maximum power delivery to the subwoofers. 18v DC input stability allowing the user to maximise the power output from the non-regulated power supply. Dual 0AWG power input terminals allow huge cable to be connected between the vehicles power supply and the amplifier PCB. Amplifier strapping circuit allows 2 amplifiers to be connected together to deliver their combined output power into a single channel delivering up to 29,000 watts RMS. Parametric bass boost allows the user to boost the frequency of their choice. Low pass and subsonic crossover filters. 12dB per active on-board active crossover network. Remote gain control. Audio pass through RCA output. Full CE certification.