The new Juice line up of amplifiers have been completely re-designed and engineered to produce a high level of sound quality and performance at an affordable price. The four channel addition to the series is perfect for powering door speakers, 6' x 9' speakers and / or a subwoofer. This 4-channel amplifier combines impressive power with big sound for a loud, clear and distortion-free music experience. Features include Variable HPF (High-Pass Filter) to adjust your high-pass filter frequency for greater audio system flexibility, and Variable LPF (Low-Pass Filter) to adjust your low-pass filter frequency for greater audio system flexibility. It also includes Thermal Protection. Amplifier Type: Class-AB, Channel Design: 4 Channel, Peak Power: 1500W, RMS @ 4 Ohm Bridged: 170W x2, RMS @ 2 Ohm: 85W, RMS @ 4 Ohm: 60W. Dimensions: Length 200mm x Height 52mm x Width 190mm. Bass boost: 0-12dB. We recommend using an 8 Gauge Wiring kit with this amplifier as a minimum.