Pyramid PB2518 3,000-Watt 2-Channel Bridgeable Mosfet Amplifier. This 2-channel Pyramid America amp is all you need to blast your music to new levels of American excess. No one does booming, ear-thrashing bass and sweet, mind-tweaking highs like Americans, so take your sound to the next level with this amp. It provides up to 1500 watts of pure patriotic power – or bridge this amp to one channel and push it to 3000 flag-waving watts! And you don’t need to worry about overheating – the entire thing is a heatsink. It’s equipped with a fully adjustable electronic crossovers for a multi-speaker setup, variable bass boost and gain control. Power and protection LEDs assure you your equipment is safe. Takes both high and low level inputs. THD < 0.04%.