Polk Audio db521 5.25" Coaxial Speakers bring you superior looks and sound at a price that makes high performance affordable to everyone. The polymer/mica composite mineral filled cone is stiff yet lightweight and brings you big sound with little distortion. A 19mm liquid-cooled silk-polymer composite dome tweeter with neodymium magnet creates clear, detailed highs. The Pole Plate Heat Sink promotes better heat dissipation for superior power handling and reliability. Polk db Series speakers are built tough to withstand the harshest environments, so they are perfect for use in boats of all types. The db Series delivers classic Polk Audio performance and durability like never before.
General Features:
- Speaker Size: 5 1/4
- Design: 2-way
- Tweeter Design: 3/4" Dome
- Impedance (Ohms): 4
- Tweeter Composition: Silk/Polymer composite
- Woofer Composition: Polymer/Mica composite
- Woofer Surround: Butyl rubber
- Sensitivity (1W at 1 meter): 93
- Frequency Response: 60 - 22k Hz
- Minimum RMS Wattage: 4
- Maximum RMS Wattage: 45
- Peak Power Handling (Watts): 135
- Top-mount Depth (Inches): 2 5/16
- Cutout Diameter or Length (inches): 4 3/4
| Additional Information |
| Brand |
Polk
|
| Item Weight |
5
|
| Manufacturer |
Polk Audio
|
| Manufacturer Part Number |
DB521
|
| Size |
5.25
|
| Size |
5.25"
|
| Speaker Cutout Diameter |
4.7"
|
| Speaker Freq Resp |
60-22000 Hz
|
| Speaker Max Peak Power |
135
|
| Speaker RMS Power |
45
|
| Speaker Sensitivity |
93 dB
|
| Unit of Measure |
Pair
|
| UPC |
747192112769
|
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