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Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphones vs Polk Audio UltraFocus™ 8000

Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphones

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Polk Audio UltraFocus™ 8000

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Condition New StockNew Stock
General Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphonesPolk Audio UltraFocus™ 8000
Fit Style In-ear/EarbudOver-the-ear
Earcup Type ClosedClosed
Earcup Width x Height 1 x 1.253.5 x 3.6875
Noise-canceling YesYes
Bluetooth NoNo
Mic For Taking Calls YesYes
iPhone Control ------
Android Control ------
Frequency Response
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Not Given8-28k Hz
Sensitivity
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Not Given110 dB
Impedance
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Not Given32 Ohms
Weight
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1.55 ouncesN/A ounces
Cord Length
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5255"
1/4-inch Adapter Included NoYes
Volume Control
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YesYes
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
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