Put the volume on maximum at your next event with this Pioneer Gm-d8604 1,200W Class-D 4-Channel Amp. This model delivers a major boost to your sound with its 1200-watt capacity. This Pioneer amp has an extremely high-power output capability yet is 50 percent smaller than the GM-Series Class-AB amplifiers. Its refined Class FD design ensures high-quality sound and superior performance. This four-channel bridgeable amp is equipped with variable low pass and high-pass filters. These are adjustable from 40 Hz to 500 Hz for added flexibility. The speaker level inputs allow you to connect your head unit directly without having to purchase separate adapters. This model is made with durable circuitry.