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Compare Bose QC20 for Android vs. Sennheiser HD 820

This is a side-by-side comparison of the specs of the QC20 for Android vs. the HD 820. Differences are highlighted in yellow.
Item QC20 for Android HD 820
Item image Item image
Active noise cancellation? Yes [x]
Impedence 300Ω [x]
Battery life 16h [x]
Carrying case? Yes [x]
NFC? No [x]
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