Polk Audio DB521 5.25" Coaxial Speakers Marine Certified (Pair/Certified Refurbished)

What are Certified Refurbished Specials?  Electronics Expo's Certified Refurbished Program was designed to give customers peace-of-mind when purchasing refurbished units from Electronics Expo. Certified Refurbished products go through meticulous inspection processes including functionality testing, basic cleaning, inspection, and repackaging. These items may have had a minor blemish, scratch or defect repaired. Certified Refurbished item are fully operational to manufacturer specifications and have been thoroughly inspected by the Manufacturer or our Factory Certified Professionals. All Certified Refurbished products come with a one-year parts and labor manufacturer warranty.  

• Great way to save on the latest technology!

• Availability is limited to stock on hand.
• All original accessories included.
• For more details please call 1.888.707.3976.
• One-Year Parts and Labor Manufacturer Warranty.
• 30-day money-back guarantee.

Polk Audio DB521 5.25" Coaxial Speakers (Pair/Certified Refurbished)

The Polk Audio DB521 is a marine-certified 5.25-inch coaxial speaker pair designed to deliver clear, full-range sound in cars, boats, motorcycles, ATVs, and other powersports applications. Built with Polk’s Dynamic Balance technology, these speakers offer rich audio performance while standing up to tough outdoor conditions.

Product Highlights:

• 5 1/4 inches 2 way Speakers (Marine Certified)
• 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 is stiff yet lightweight 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
• Our 30-day money back guarantee