Operating voltage: 10-16V Test Voltage: 14.4V Channels: 4 Cont wattage @4 ohms: 4x 65w / 2x 120w Cont wattage @2 ohms: 4x75w Dynamic wattage: 600w Max current draw ( amps ): 30A RCA input sensitivity: 6 – 2.5V High level input sensitivity: 20 – 1.1V S/N Ratio (dB) 85 Damping factor: 70 Frequency response: 10 – 30000Hz THD: 0.1% High pass filter: 35 – 250Hz Subsonic filter: 35 – 250Hz Low pass filter: 35 -250Hz Dimensions: 6.69 x 386 x 1.67 inches.