Authorized Polk Audio Dealer!

Everything you love about Polk’s Dynamic Balance technology—that rich, clean, full-range sound—is built into the marine-tough, yet ruggedly sophisticated, DB+ series. And with its universal fit, it can be installed in any vehicle: Automobiles, motorcycles, boats, ATVs—you name it.

High Performance Upgrade
Upgrade from your OEM speaker system toward a bigger, fuller, high-performance sound.

Marine Certified
Built to last for cars, boats and ATVs with an IP56 rating and tested for Salt-fog, UV & Humidity.

Universal Fit
Simple drop in installation for any vehicle including cars, boats, ATV’s -- you name it.

Zero Tweeter Protrusion
A shallow tweeter design to ensure your factory speaker grille re-installs with ease for a flush, seamless look.

Dynamic Balance Technology
Patented process that guides material selection through rigorous testing that identifies and cancels out unwanted resonant frequencies.

Features:

• (2) Polk Audio DB522 5.25" 600w Car Audio Marine/ATV/Motorcycle/Boat Speakers
• High performance audio upgrade that delivers signature quality sound that goes beyond OEM factory systems
  
• Marine certified with IP65 rating (water- and dirt-resistant) and tested for salt-fog, UV and humidity
  
• Polypropylene and UV tolerant cone with waterproof inner and outer surrounds
  
• Simple drop-in installation for any vehicle including cars, boats, ATVs—you name it
  
• Zero tweeter protrusion and reduced mounting depth for a precise fit
  
• Dynamic Balance technology offers a rich, clean, full-range sound
  
• ¾”, 20mm Tweeter ensures clear, balanced mids and highs
  
• 100 Watts at Continuous Power; 300 Watts at Peak Power

Specifications:

• Driver Compliment: 5.25" (133.35 mm)
• Tweeter Compliment: 0.75" (19 mm)
  
• Cut-Out Diameter: 4.76" (121 mm)
  
• Mounting Height: 0.31" (8 mm)
  
• Driver Mounting Depth - Bottom Mount: 2.01" (51.2 mm)
  
• Driver Mounting Depth - Top Mount: 1.74" (44.2 mm)
  
• Grille - Height: 17.55 mm
  
• Driver Complement Mid / Woofer - Diameter: 5.25" (133.35 mm)
  
• Driver Complement Tweeter - Diameter: 0.75" (19 mm)
  
• Max Sensitivity: 91 dB
  
• Nominal Impedance: 4 ohm
  
• Total Frequency Response: 55Hz-22kHz
  
• 600 Watts Peak Power Total Per Pair / 300 Watts Peak Power Per Speaker
• 200 Watts RMS Total Power Per Pair / 100 Watts  RMS Per Speaker

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Advantages of buying from an authorized seller:

• Best prices - We sell all Polk Audio Products at great prices
  
• Full Factory Warranty
  
• Lifetime Customer Service by Polk Audio product experts
  
• Guaranteed legitimate and authentic merchandise
  

Please note: If you purchase Polk Audio from an unauthorized seller then you are taking a big risk. You will not have any manufacturers warranty, and there is no guarantee that the item is authentic, brand new, or even working.