Experience high-performance audio in a marine-ready package with the JL Audio MHD Marine Amplifier 5 Channel Full-Range. Engineered with Single Cycle Control and R.I.P.S. power supply technology, it delivers full-range sound while maintaining maximum efficiency and minimal heat. Designed for subwoofers and component systems, this amplifier provides consistent and reliable power whether on the water or in your vehicle. Its fanless, corrosion-resistant design ensures long-lasting performance in harsh conditions, and the studio-grade signal processing makes it easy to tune your system for the perfect sound. Small in size but massive in output, the MHD900/5 brings power and durability together in one sleek amplifier. Features:• High-Fidelity Class-D Sound• Single Cycle Control: 400, 000+ real-time output corrections per second for precise, low-heat performance.• R.I.P.S. Power Supply: Delivers full power at 1.5â4?O and 11â14.5?V.• Studio-Grade Signal Processing: Adjustable 12?dB/oct or 24?dB/oct filters for seamless subwoofer and component integration.• Differential-Balanced Inputs: Handles speaker-level signals while blocking alternator whine and electrical noise.• Advanced Rollback Protection: Keeps the music playing under heavy loads without shutdowns.• Marine-Ready Construction: Corrosion-resistant, powder-coated aluminum chassis with watertight control cover.• Fanless RealSink Cooling: Stacks safely without overheating.• Easy Installation: Removable power and speaker plugs for tight spaces.• Powerful Output: 100?W x 4 RMS (main) + 500?W x 1 RMS (subwoofer).Specs:• Channels: 5• Amplifier Class: D• RMS Power: Main: 100 W x 4 / Sub: 500 W x 1• Fuse Rating: 60 A (AFS, AGU, or MaxiFuse)• Operating Voltage: 11â14.5 VDC• Minimum Wire Gauge: 4 AWG• Dimensions (H x W x D): 1.93" x 10.74" x 7.85"• Weight: 6.85 lbs• Warranty: 3 Years High-fidelity Class-D audio for clean sound 100W x4 + 500W x1 RMS power output Marine-grade, durable construction | JL Audio MHD Marine Amplifier "5 Channel Full-Range