JL Audio RD500/1 Mono Subwoofer Amplifier

Product highlights: mono subwoofer amplifier 250 watts RMS x 1 at 4 ohms (500 watts RMS x 1 at 2 ohms) Class D amplifier design with NextD™ switching amp technology differential-balanced inputs help eliminate noise variable low-pass filter (50-500 Hz, 12 dB/octave) variable bass boost (0-12 dB at 45 Hz) LED clip light helps set gain Other Features: blue LED accent lighting optional wired remote level control preamp inputs and outputs speaker-level inputs (speaker wire to RCA adapter required) 4-gauge power and ground leads and a 50-amp fuse recommended — wiring and hardware not included with amplifier no onboard fuses — when installing multiple amps in a system, an additional 50-amp in-line fuse between the distribution block and the amplifier is recommended 9-13/16"W x 2-3/16"H x 7"D warranty: 2 years MFR # 98618