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- 2) Polk DB521 5.25" 135 Watt 2 Way Car Boat Marine Audio Coaxial Speakers 4 Ohm #NI122320
 Polk DB521 5.25" 135 Watt 2 Way Car Boat Marine Audio Coaxial Speakers 4 Ohm #NI122320, $114.90 (https://partslinkent.com/2-polk-db521-5-25-135-watt-2-way-car-boat-marine-audio-coaxial-speakers-4-ohm/))
2) Polk DB521 5.25" 135 Watt 2 Way Car Boat Marine Audio Coaxial Speakers 4 Ohm #NI122320
$114.90
Current Stock:
4
SKU:
TWH-DB521
MPN:
DB521
Condition:
New
Product Description
- 5-1/4" 2-way Cars Speakers (Pair)
- Dynamic Balance Polymer/mica Composite Woofer With Butyl Rubber Surround
- 3/4″ Pivoting Liquid-cooled Silk/polymer Composite Dome Tweeter
- Neodymium Tweeter Magnet
- Kapton Voice Coil
- Built-in 2-way Crossover Network
- Abs Wheel-design Grilles
- Stainless Steel Mounting Hardware
- Certified For Marine Use
- Power Range: 4-45 Watts Rms (135 Watts Peak Power)
- Frequency Response: 60-22,000 Hz
- Sensitivity: 93 Db
- Top-mount Depth: 2-3/8″
