JVC KS-DR3004 1000W Peak DRVN Series Class-AB Bridgeable 4-Channel Power Amplifier RMS Power Rating: 4 ohms: 60 watts x 4 chan. / 2 ohms: 90 watts x 4 chan. / Bridged: 4 ohms: 180 watts x 2 chan. Max power output: 800 watts 3-way protection circuitry (thermal, overload, and speaker short protection) Speaker-level (high-level) inputs Power On Indicator (GREEN)/Protector Indicator (OFF)