• POWERFUL SUBWOOFER FOR CAR & MARINE - The Polk DB842 SVC 8" Marine Certified Subwoofer is a space-saving sub with 750W peak power and features a polypropylene woofer cone, and a durable Santoprene surround built to handle big power over the long run
• HARD-HITTING BASS FOR YOUR CAR AUDIO - With Dynamic Balance Technology, a Polk Audio proprietary, this marine subwoofer uses laser imaging to identify the best combination of speaker materials, ensuring distortion-free response with wide sound dispersion
• SPLASH-PROOF SOUND SYSTEM - Polk DB series speakers give thunderous sonic output in freshwater boats, motorcycles, ATVs, and others, as they have IP56 marine certification with coated steel baskets. They are even tested for Salt-fog, UV & Humidity
• WALLET-FRIENDLY POLK AUDIO SUBWOOFER - Experience powerful and smooth bass like never before with this compact subwoofer. Designed with cutting-edge technology and premium materials, this affordable sub is the ultimate choice for an audio system
• POLK'S CONSTANT INNOVATION AND UNWAVERING COMMITMENT - With advanced technology and engineering, Polk bring out the best in class audio with powerful speaker series, smart speakers, soundbars, and more, allowing you to sit back and listen with your heart