Memphis Audio PRX500.4V — 500 Watt 4-Channel Class D Amplifier (2Ω Stable)

The Memphis Audio PRX500.4V is a Class D, 4-channel amplifier designed to remain stable at 2 ohms while delivering a combined 500 watts of output. It uses a Pulse Width Modulated MOSFET power supply and features an extruded aluminum heatsink with top-mounted controls for easy adjustment. Power (RMS): 4 ohms: 80 watts x 4 channel 2 ohms: 125 watts x 4 channel Bridged, 4 ohms: 250 watts x 2 channel Total power output: 500 watts Protection and indicators: LED Power/Protect Light; 3-way protection circuitry (thermal, overload, and speaker short protection). Controls and included accessories: Bass gain/level remote included. Inputs and performance: Input sensitivity (Low level): 200mV - 6 volts; Frequency Response: 20 - 20,000 Hz; Total Harmonic Distortion (THD): 1%; Signal to Noise Ratio: 80 dB. Crossovers: Variable high-pass filter: 50 - 1000 Hz; Variable low-pass filter: 50 - 250 Hz. Installation notes: 4 AWG gauge power and ground wiring is recommended for installation. Physical: Dimensions: 10.47" W x 7.275" L x 2" H. Authorized Internet Dealer