MS8B 8 450W Coaxial Marine Speaker Black Grill - Pair High performance marine audio multi-element speaker and subwoofe system engineered to meet the demands of extreme environments. JBL Club Marine Speakers are ready to take on your next outdoor adventure. Engineered to withstand sun, salt, sea spray and wash downs, they feature sealed motor structure, UV resistant one-piece cast-polymer baskets, a sealed magnet and rubber surrounds. The polypropylene cone and balanced dome tweeter provide great bass, smooth highs and lots of output to ensure every note can be heard loud and clear. What's In The Box? Speakers with grillesStainless steel mounting hardwareFoam gasketQuick Start GuideWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.