When you’re having fun on your boat no need to worry about harsh conditions in the marine environment. Boss Audio Marine head units have coated circuit boards to seal out moisture with Hi-tech State-of-the-art waterproofing materials.Ā Boss AudioĀ MCK752WB.6 Combo Kit Includes a in-dash single DINĀ fully marinized MR752UAB marine receiver, 1 Pair of 6.5″ marine MR6W speakers rated at 180 watts and MRANT10 marine dipole antenna. MSRP: $229.00