Lanzar MXA232 Max Pro 1000 Watt 2 Channel High Power Mosfet Amplifier 2 x 250 Watts RMS at 4 Ohms 2 x 500 Watts Max at 4 Ohms 1 x 1000 Watts Max at 4 Ohms Bridged 2 x 400 Watts RMS at 2 Ohms Electronic Crossover Network