Boss Audio 6.5" MR60B Speakers - Black - 200W [MR60B] Navico Bristol Bay and the Alaska

Bristol Bay and the Alaska Peninsula from Sutwik Island to Kotzebue Sound

The GNX 21 uses only 25 mA with 350 mW daytime usage

6 year battery life

Intermittent Duty: 210

Connections for 38mm (1 1/2") ports

Boss Audio 6.5" MR60B Speakers - Black - 200W [MR60B] Navico Bristol Bay and the Alaska6. 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