Polk Audio UltraFit 2000 vs Koss RUK20

 
Polk Audio UltraFit 2000
In Stock 
$49.99
  • behind-the-neck design with padded earcups for sports and active use
  • sweat-proof, moisture-resistant construction
  • on-ear 3-button remote control and in-line microphone for use with iPod® and iPhone®
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Koss RUK20
DISCONTINUED 
 
$19.99
  • includes three pairs of silicon ear tips for optimum comfort and noise isolation
  • 4-foot miniplug cable
  • frequency response: 16-20,000 Hz
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Product Features

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Condition New StockNew Stock
General Polk Audio UltraFit 2000Koss RUK20
Fit Style
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On-earIn-ear
Earcup Type
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ClosedClosed
Noise-canceling
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NoNo
Bluetooth
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NoNo
Frequency Response
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20-23k Hz16-20k Hz
Sensitivity
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105 dB110 dB
Impedance
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32 Ohms16 Ohms
Weight
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2.5 ouncesNot Given
Cord Length
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46"48"
Airline Adapter Included
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NoNo
iPod Control
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YesNo
Volume Control
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YesNo
Built-in Microphone
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YesNo
Parts Warranty
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1 YearLifetime
Labor Warranty
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1 YearLifetime
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Polk Audio UltraFit 2000
In Stock 
$49.99
Add to Cart
Koss RUK20
DISCONTINUED 
$19.99
Add to Cart