Sweet amp, sweeter performance! The Lightning Audio LA-8004 is a 1,600 Watt 4-channel amplifier designed for technology gearheads. The amplifier features large power and speaker connectors to handle high current demands and large top mounted command center with controls for input level, selectable high-pass or low-pass crossover, and a bass boost. The top mounted power and protect LEDs are also great for quick diagnostic checks.Number of Channels 4Rated Power 80 Watts x 4 @ 4-Ohms 110 Watts x 4 @ 2-Ohms 220 Watts x 1 @ 2-OhmMax Power 200 Watts x 4 @ 4-Ohms 400 Watts x 4 @ 2-Ohms 800 Watts x 2 @ 1-OhmBridgeable YesCrossover Controls CH1/CH2: 12dB/octave FULL-HPF-LPF HP: 10Hz to 150Hz LP: 30Hz to 150Hz CH3/CH4: 12dB/octave FULL-HPF-LPF HP: 10Hz to 150Hz LP: 30Hz to 150HzTone Controls CH1/CH2: Bass Boost 0dB to +10dB @ 45Hz CH3/CH4: Bass Boost 0dB to +10dB @ 45HzSignal Input Low-Level: 4 RCA (200mV to 6V)Input Mode: 2CH/4CHSignal Output Low-Level: (2) RCA Pass ThruPower Input Connector Block connector w/ set screwPower Wire Gauge 8 AWGSpeaker Output Connector Block connector w/ set screwSpeaker Wire Gauge 10 AWGHeat Sink Type Cast aluminumCooling ConvectionRemote Control n/aVisual Indicators Power ProtectCircuit Topology Class Class A/BTHD at Rated Power 95 dBShipping Weight 9 Lbs. (4.1 Kg.)Dimensions L9.875" x W7.5" x H2.625" 63.7cm x 19.05cm x 6.66cm