These Enrock Audio 3-Way Universal Indoor/Outdoor Speakers make your Home / Boat Power sport Vehicle more pleasant and enjoyable with top-drawer speakers that will change you and your family world of sound. The audio speakers are made extremely durable to provide years of reliable and hassle-free service. Fully Marinized Weather Proof. We integrate high-tech, state-of-the-art waterproofing materials plus special UV coatings for plastic surfaces. Coated circuit boards and connections to protect the product against the harsh outdoor elements and resist corrosion.