$179.00 600 Watt Class D Subwoofer Amplifier General Features Mono subwoofer car amplifier 456 watts RMS x 1 at 4 ohms 657 watts RMS x 1 at 2 ohms Variable low-pass filter (32-320 Hz @ 12 dB/octave) 12dB per octave electronic crossover, allowing you to optimize bass performance based on enclosure type and subwoofer selection. Dynamic Bass Optimization (DBO) circuit (0-12 dB at 20-80 Hz) Class D design CEA-2006 compliant Preamp inputs and outputs Full-range preamp outputs faciliate use of multiple amplifiers without the need for noisy and expensive adapters or signal splitters Fuse rating: 30A x 2 4-gauge power and ground leads recommended 15-7/8"W x 2-11/16"H x 12-1/8"D More...