Step up your vehicles audio performance with Polk Audio's revolutionary db521's. Cutting edge technology has allowed for an efficient speaker that has ability to accurately reproduce music like you have never heard before. A precise balance of materials including the Silk/Polymer Dome tweeter and Mi...

A large, Polk Audio MC80 basic in-ceiling loudspeaker makes dynamic whole-house audio possible for the first time. With an 8-Inch mid woofer for smooth, wide-range response with low distortion and a 3/4" Amiable silk dome tweeter with a powerful neodymium magnet structure for clear, detailed highs a...

Polk Audio 4X6" Plate Speaker 150W max Polk Audio DB461P 4-by-6-Inch Coaxial Plate-Style Speakers (Pair, Black) Pair of marine certified speakers perfect for use in boats of all types.Equipped with a 0.75-inch liquid-cooled silk-polymer composite dome tweeter.Maximum input power: 150 watts.Equipped...

Step up your vehicles audio performance with Polk Audio's revolutionary db691's. Cutting edge technology has allowed for an efficient speaker that has ability to accurately reproduce music like you have never heard before. A precise balance of materials including the Silk/Polymer Dome tweeter and Mi...

Step up your vehicles audio performance with Polk Audio's revolutionary db571's. Cutting edge technology has allowed for an efficient speaker that has ability to accurately reproduce music like you have never heard before. A precise balance of materials including the Silk/Polymer Dome tweeter and Mi...

The db Series offers superior looks and even better sound. And we've done all that at prices that make high performance affordable to everyone! The db5251 component system works well in OEM factory setups, as well as with high-powered aftermarket head units and component power amps. db5251 Features:...

# Marine Cockpit Component System # 7.70 in. woofers with separate 1.0 in. dome tweeters # Woofers: Injection-molded, mica-filled polypropylene cone bodies with UV inhibitors, 1.25-inch (32 mm) voice coils, low-profile / progressive-roll spiders and synthetic rubber surrounds. DMA-optimized, long ex...