Boss Audio 6.5" MR60B Speakers - Black - 200W [MR60B] Brand_SI-TEX ) Does not rely on

)   Does not rely on a battery

Perko 0455 and 0406

Hose size: (inch) 1" inner diameter

Low profile design

Boss Audio 6.5" MR60B Speakers - Black - 200W [MR60B] Brand_SI-TEX ) Does not rely on6. 5" MR60B Speakers Black 200W A great sound makes these and designed to withstand the harsh conditions of the marine environment. All frame and grill sections are made of a polymer composite that is completely waterproof with a coating to protect against damage from UV rays. Rubber surrounds the body and polypropylene cones to complete the waterproof package. The tinsel leads are coated to prevent corrosion. Features: Weatherproof construction