Pyle Hydra Marine Amplifier – Upgraded Elite Series 400 Watt 4 Channel Audio Amplifier – Waterproof, Dual MOSFET Power Supply, GAIN Level Controls, RCA Stereo Input & LED Indicator – PLMRA402

Supply – Marine Grade Construction – Waterproof Marine Rating IP-01 – Dual Adjustable Input GAIN Level Controls – Dual High Level Speaker Input Connectors – Dual RCA (L/R) Input Connector Jacks – Gold-Plated Speaker Output Terminal Connectors – Adjustable Input GAIN Level Control – Anti-Thump Delay Circuitry – Built-in Thermal, Overload & Speaker Short Protection – Heavy Duty Aluminum Alloy Heatsink – Power ON LED Indicator – Remote Turn ON/OFF