Sound Storm Laboratories CG1604 Charge Series Car Audio Amplifier - 1600 High Output, 4 Channel, 2/8 Ohm, High/Low Level Inputs, High/Low Pass Crossover, Full Range, Hook Up To Stereo and Subwoofer 4 Channel Car Amplifier - 1600 Watts, Full Range, Class A/B, 2/4 Ohm Stable, Mosfet Power Supply, Bridgeable Enjoy clean sound with the Sound Storm Laboratories CG1604 class A/B, full range, 4 channel amplifier. With 1600 Watts Max Power and MOSFET power supply, you can power your entire audio system. Customize the sound with variable low pass crossover, fixed high pass crossover, variable bass boost and remote subwoofer control. Bridge the channels for more power and flexibility. The Charge series offers eye-catching aesthetics and customization for an outstanding entertainment experience.