JL Audio HD600/4

Description Product Highlights: 4-channel subwoofer amplifier 150 watts RMS x 4 (rated power from 1.5 to 4 ohms) 300 watts RMS x 2 bridged (rated power from 3 to 8 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 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 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 10-13/16″W x 2″H x 8-7/8″D