Rockford Fosgate Prime 500 Watt Subwoofer Mono Amplifier Class D RX250/1
Class-D amplifier design. Cast aluminum heat sink. 500 watts RMS x 1 at 2 ohms. Full Range Class D. Fully Adjustable 12 dB/octave High and Low pass Butterworth Crossovers. 1 Year Warranty. variable low-pass filter (50-250 Hz, 12 dB/octave).