This brand new PYLE PLMRA200 2-channel marine amplifier retails for $149.99 plus tax. If you want great sound in your boat, you'll love PYLE's Hydra Series waterproof amplifiers. They set the standard for reliable marine performance with a gasket sealed waterproof chassis. This 400 watt bridgeable 2-channel amp gives you the powerful sound you want, driving two full-range speakers with 200 watts of power per channel. Enjoy the clean sonic details and pulse-pounding impact that your receiver's built-in amp can't deliver. Efficient, heavy duty aluminum heat sinks, rugged internal components, and 3-way (Thermal/Short/Overload) protection circuitry ensure reliable operation and clean power output. The variable high/low electronic crossover and variable input gain control adjust the amp's output to get the most out of your speakers. It features RCA low level inputs as well high level inputs. Complete with a full 1 year manufacturer's warranty and our exclusive 30 day money back guarantee.