“How are these headphones powered for the noise cancellation? I don't see any batteries listed or a USB cable for re-charging batteries.”

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• This are not powered headphones.it don't use batteries,not rechargable. The cousion does the noise cancelation by it self.

  Answered by Vicadaja 4 years ago

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• Our JBL Quantum 200 doesn't have active noise cancellation. It doesn't have a charging cable as it is a wired headphone.

  Answered by JBL Support 5 years ago

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• You don't see that because you simply connect them to a headphone jack and that's it! They're headphones, designed to be connected this way, they are wired...not wireless.

  Answered by Syrup 5 years ago

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