Hydra Marine 400W 4-Channel Amplifier - Waterproof with Dual MOSFET Power Supply - GAIN level Controls - RCA Input - LED Indicator - Compact Design for Boat/Vehicle Audio - PLMRA402

PREMIUM 4 CHANNEL AMPLIFIER: The PLMRA400 is designed as a 4 Channel marine amplifier for high-fidelity stereo reproduction. It powers your speakers and offers universal compatibility with a variety of head units. RCA STEREO INPUT: This marine amplifier contains premium RCA inputs. If your marine receiver does not have RCA output jacks, you can attach speaker output leads to the high-level terminal inputs. SHORT PROTECTION: Constructed with a robust Aluminum Alloy heatsink, it incorporates thermal overload and speaker short protection, along with an LED indicator to safeguard the amplifier and your vehicle's electrical system from short circuits. POWERFUL 400 WATT: This amplifier provides 100 WATT x 4 max (400 WATT total) with a dual MOFSET power supply. It contains dual adjustable input GAIN level controls (1-300mV) and accommodates 4 or 8 Ohm speaker impedance. MARINE GRADE: With an IP-01 marine rating, it is waterproof. It is built with gold-plated speaker output terminal connectors to resist corrosion for extended use