Sony MDR-NC40 Noise Canceling Headphones with Premium Travel Case

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About Sony

The Sony MDR-NC40 Noise Canceling Headphones shuts out up to 80% of the ambient noise around you. Great for work, traveling or just when you're trying to sleep in a loud place, they provide a calming atmosphere no matter where you are. The pressure-relieving cushion offers premium comfort and the lightweight, folding design makes storing them a breeze. It includes a premium travel case and "AAA" batteries.

Sony Features

  • High quality noise canceling up to 80%
  • Range of active noise attenuation more than 14dB at 300 Hz
  • Audio pass through even without battery (no noise cancelation without battery)
  • Premium travel case
  • Lightweight, foldable design
  • Soft, comfortable ear cushions
  • Operates for up to 40 hours on a single AAA battery
  • Can be used battery-free without noise cancellation
  • Neodymium drivers for excellent sound quality
  • Standard 3.5mm mini plug and airplane adapter for wide compatibility

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