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Home > Marine Speakers > Polk Audio > DB521

Polk Audio DB521 5.25" Coaxial (Pair) Silver 135 Watt Coaxial Waterproof Marine Speakers

Code: DB521      Last Updated: 2019-07-19 08:12:38 By Rock The Boat
DB521
[click to enlarge]
DB521 2DB521 3
$63.95
Qty:  
temporarily out of stock
This will delay shipment from few days to a week in most cases

Product Details:

  • Priced and sold per pair
  • Waterproof - resist rain and splashing, but not submersion
  • Peak power handling: 135 watts each speaker
  • RMS (continuous) power handling: 45 watts each speaker
  • Sensitivity @1W/Meter dB: 93
  • Frequency response Hz-kHz: 60-22
  • 3/4" Silk Dome Tweeter
  • Woofer material: Polymer/Mica
  • Dynamic Balance Driver Technology for pure, distortion free sound
  • UV resistant butyl rubber surrounds
  • Durable ABS plastic grills
  • Klippel Optimized Components
  • Neodymium magnet
  • Cutout Diameter: 4 11/16"
  • Mounting depth: 2 5/16"
  • Marine Certified
  • Sold in pairs
  • 1 year manufacturer warranty

Download manual or factory spec sheet

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Reviews:

Rated 5/5 based on 2 reviews
Post your own review of this item


5/5 Stars
Submitted by , el sobrante,ca

Great little speakers.I buy everything I need for tunes from Rock the Boat.Great prices and fast shipping.


4/5 Stars
Submitted by , Iowa

Very satisfied, shipping was reasonable. Their
follow up was slow but its all good. I have them installed on the bike and they sound a lot better than stock.
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