JL Audio HD Series HD750/1 Mono Subwoofer Amplifier

Product highlights: mono subwoofer amplifer 750 watts RMS x 1 (rated power from 1.5 to 4 ohms) variable high- and low-pass filter (50-500 Hz 12 or 24dB/octave) subsonic filter and output polarity control removable power and speaker plugs optional wired remote for level control optional HD stacking kit for stacking multiple HD amps together Class D amplifier design MOSFET power and output stages differential-balanced inputs eliminate noise from your vehicle's electrical system speaker- and preamp-level inputs (speaker-level input requires an optional adapter) preamp outputs 4-gauge power and ground leads and a 80-amp fuse recommended — wiring and hardware not included with amplifier no onboard fuses — when installing multiple amps in a system, an additional 60-amp in-line fuse between the distribution block and the amplifier is recommended 10-13/16"W x 1-15/16"H x 8-13/16"D warranty: 2 years MFR # 98220