Polk Audio DB521 5.25-Inch Coaxial Speakers (Pair, Silver)

Upgrade your car’s sound quality with Polk Audio’s revolutionary DB521 speaker pair. Thanks to cutting-edge technology, this efficient speaker has the ability to accurately reproduce music in a way you’ve never heard before. A precise balance of materials, including a Silk/Polymer Dome tweeter and Mica Cone woofer, allow for smooth roll-off and quick response at any volume level. The rubber surround enhances bass response and increases the speaker’s lifespan under any conditions.

The Polk DB521 is marine certified, making it versatile enough for use in many different applications. Its high efficiency loudspeaker requires less power for the same quality output, so you get more bang for your buck. The revamped DB Series delivers perfect Polk Audio performance and durability.

Product Details:

• Discontinued by Manufacturer: Yes
• Product Dimensions: 8 x 14.5 x 4.75 inches; 1 pound
• Item Model Number: AA1521-A
• Department: Car Speakers
• Batteries: 1 12V battery required
• Date First Available: March 20, 2007
• Manufacturer: Polk Audio
• ASIN: B000P0PF8C

Features:

• Power Handling: Peak: 275 watts per pair / 135 watts each & RMS: 90 watts per pair / 45 watts each
• Dynamic Balance polymer/mica composite mineral-filled cone for big sound and little distortion
• 19mm liquid-cooled silk/polymer composite dome tweeter with neodymium magnet for clear and detailed highs
• Multi-hole mounting pattern and shallow depth for easy drop-in installations in most cars
• 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