Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphones vs Sennheiser MM 450-X

 
Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphones

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$249.99
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Sennheiser MM 450-X

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$349.99
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Condition New StockNew Stock
General Bose® QuietComfort® 20i Acoustic Noise Cancelling® headphonesSennheiser MM 450-X
Fit Style In-ear/EarbudOn-ear
Earcup Type ClosedClosed
Noise-canceling YesYes
Bluetooth NoYes
Frequency Response
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Not Given15-22k Hz
Sensitivity
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Not Given107 dB
Impedance
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Not Given100/590act Ohms
Weight
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1.55 ounces3.7 ounces
Cord Length
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5260"
Airline Adapter Included
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NoYes
iPod Control
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YesYes
Volume Control
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YesYes
Built-in Microphone
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YesYes
Parts Warranty
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1 Year2 Years
Labor Warranty
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1 Year2 Years
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research