JL Audio HD Series HD900/5 5-Channel Car Amplifier

Product highlights: 5-channel amplifer 100 watts RMS x 4 at 4 ohms + 500 watts RMS x 1 (at 1.5-4 ohms) 75 watts RMS x 4 (at 1.5-3 ohms) + 500 watts RMS x 1 (at 1.5-4 ohms) 150 watts RMS x 2 bridged (at 3-6 ohms) + 500 watts RMS x 1 at (1.5-4 ohms) variable high-pass filter on front and rear channels (50-500 Hz, 12 or 24dB/octave) variable low-pass filter on subwoofer channel (50-500 Hz, 12 or 24dB/octave) subsonic filter on sub channel (24 dB/oct at 30 Hz) 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 60-amp fuse recommended — wiring and hardware not included with amplifier no onboard fuses — when installing multiple amps in