The Polk MM1040UM 10" Subwoofer is specifically built to withstand use outdoors in a marine environment. The 700 maximum power handling subwoofer has marine specific features such as being marine certified for Salt Fog and UV rays.

Introducing the new Mobile Monitor (MM) Series high performance loudspeaker systems, the next generation in mobile loudspeaker design. The MM Series features 18 new models, including 3 Ultra Marine designs, to fit virtually any application on land and water. The MM Series is composed of 6 full range...

Introducing the new Mobile Monitor (MM) Series high performance loudspeaker systems, the next generation in mobile loudspeaker design. The MM Series features 18 new models, including 3 Ultra Marine designs, to fit virtually any application on land and water. The MM Series is composed of 6 full range...