Absolute SNA2000.4 Synergy Series 4-Channel Class AB Car Power Amplifier * RMS Power Rating: 4 ohms: 95 watts x 4 channel Bridged, 4 ohms: * 200 watts x 2 channel at 12.5 volts Max power output: * 500 watts x 4 channel at 2 ohms 14.4 volts * Ultra stable Pulse Width Modulated (PWM) MOSFET power supply * High efficiency MOSFET switching devices LED power and protect indicators * Selectable bass boost (0, 6, 12 dB at 50Hz) Selectable treble boost (0, 6, 12 dB at 3,000 Hz) * Remote-on power switching 4/3/2 Channel operation Transient noise muting High current discrete output devices * Preamp RCA output * Thermal protection circuitry frequency (40-250 Hz) * Input ground isolation noise rejection circuit * 3-Way System Protection circuitry (thermal, overload, and speaker short protection) Heavy duty aluminum alloy heatsink for extreme heat dissipation * Gold-plated RCA level inputs * Gold-plated screw terminals * Variable high-pass filter (120-3,000 Hz at 10dB/octave) * Variable low-pass filter (50-250 Hz at 10dB/octave) * Chassis mount ATC fuse protection * Frequency response: 20-20,000 Hz * Dimensions: 11-5/8"L x 10-7/16"W x 2-3/16"H