JL Audio MX600/3 Marine/powersports 3-channel amplifier — 75 watts RMS x 2 at 4 ohms + 400 watts RMS x 1 at 2 ohms

Product info: marine/powersports 3-channel amplifier 75 watts RMS x 2 + 250 watts RMS x 1 at 4 ohms 100 watts RMS x 2 + 400 watts RMS x 1 at 2 ohms 200 watts RMS x 1 bridged at 4 ohms + 300 watts RMS x 1 at 3 ohms Class D amplifier design with NextD™ switching amp technology front channels: variable high-pass filter (35-300 Hz, 12 dB/octave) subwoofer channel: variable low-pass filter (40-400 Hz, 24 dB/octave) variable subsonic filter (20-40 Hz, 12 dB/octave) variable bass boost (0-12 dB at 43 Hz) polarity switch: 0-180° corrosion-resistant cast aluminum chassis — IPX7 water-resistance rating Connection Features: differential-balanced inputs eliminate noise coming from your vehicle's electrical system preamp inputs and outputs speaker-level inputs (speaker wire to RCA adapter required for speaker-level input) 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 9-3/8"W x 1-13/16"H x 4-1/2"D warranty: 2 years MFR # 010-03326-00 Item # 13698409 JL Audio MX600/3 owner's manual 3-Channel marine amplifier with 12" power/signal pigtails 4 Self-tapping screws (1" length) Owner's Manual Performance RMS Power Output (Watts x Channels) 75 x 2 400 x 1 Peak Power Output (Watts x Channels) N/A Power at 2 Ohms (Watts x Channels) 100 x 2 Power at 1 Ohm (Watts x Channels) --- Bridged Power (Watts x Channels) 200 x 1 Minimum Impedance Bridged 4 Minimum Impedance Unbridged 2 Best Frequency Response 20-20k Hz THD at Rated RMS Power 1% Signal to Noise Ratio 88 dB Input Voltage 14.4v Features Amplifier Class D Built-in DSP No Remote Control Optional Low-Pass Crossover Frequency 40-400 Hz Low-Pass Slope (dB/octave) 24 dB/octave High-Pass Crossover Frequency 35-300 Hz High-Pass Slope (dB/octave) 12 dB/octave Bass Boost 0-12 dB Bass Boost Frequency 43 Hz Fan Cooled No Fuse Rating 50 Speaker Level Inputs Yes Preamp Outputs No Width (inches) 9-3/8 Height (inches) 1-13/16 Depth (inches) 4-1/2 Parts Warranty 2 Years Labor Warranty 2 Years