Summer Sale! Tons of products on sale for a limited time!

Polk Ultramarine 7.7" Coaxial Speakers - Black - UMS77BR

$359.99 $429.99
SKU: 74611

Manufacturer Part #: UMS77BR

Ultramarine 7.7" Coaxial Speakers - Black

The Polk UMS77W speaker uses air suspension technology to deliver 200 watts of power in a sleek, waterproof and UV/corrosion resistant package, perfect for life on the water.


  • Black housing and grille
  • Air Suspension Design
  • Cast Aluminum Basket
  • High Temp Voice coil
  • XKGlow LED Light Ring (Compatible with XKGlow Controller w/ App Support)
  • White Grille, Bridge, and Trim Ring
  • Snap On Grille Installation Option
  • Silver Cone
  • Insulated Tinsel Leads
  • Sold in pairs

Selling fast!
Grab yours while you can