Planet Audio PL2400.4 Pulse Series 4 Channel Class A/B Car Amplifier - 2400 High Output, 2-8 Ohm Stable, High/Low Level Inputs, High/Low Pass Crossover, MOSFET, Hook Up To Subwoofer For Bass 2400 Watts, 4 Channel, 2 to 8 Ohm Stable Class A/B, Full Range, Bridgeable, MOSFET, Remote Subwoofer Control Combine style and powerful sound with the Planet Audio Pulse PL2400.4 Class A/B 4-Channel Full Range Amplifier. With 2400 Watts Max Power and MOSFET power supply, this Amplifier is ideal for your entire audio system. It can power up your speakers, subwoofers or a combination of both. Customize the sound with Fixed High Pass Crossover, Variable Low Pass Crossover, Bass Boost and Remote Subwoofer Control. Bridge channels for more power and flexibility. When space is limited but your passion for great sound is not, Pulse Amplifiers with blue illuminated end panel strips and logo are just what the doctor ordered to power up your music and get your heartbeat racing.