• Pro Audio Power audio system kit with 2-channel marine amplifier and 2 x 4-inch speakers • 800 W maximum power output (2 x 45 W RMS at 4 Ohm) with impressive bass response • IP-65 marine grade waterproof rating and weather-resistant connectors • 2-way speakers with polypropylene cone woofers and 0.5-inch neodymium dome tweeters • Heavy-duty universal mounting brackets for roll bars or cages from 3.2 cm to 5 cm • Amplifier with wired RCA/AUX audio input and RCA preamp output • Overload and power protection circuitry with anti-thump soft turn-on/off • Machine-molded speaker cabinet housing with spring-loaded quick-connect terminals