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  2. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Noise -cancelling headphones alongside a carry case. Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones which, if they reduce ambient sounds at all, use techniques such as soundproofing . Noise cancellation makes it possible to listen to audio ...

  3. Headphones - Wikipedia

    en.wikipedia.org/wiki/Headphones

    Active noise-cancelling headphones use a microphone, amplifier, and speaker to pick up, amplify, and play ambient noise in phase-reversed form; this to some extent cancels out unwanted noise from the environment without affecting the desired sound source, which is not picked up and reversed by the microphone. They require a power source ...

  4. Active noise control - Wikipedia

    en.wikipedia.org/wiki/Active_noise_control

    Active noise control ( ANC ), also known as noise cancellation ( NC ), or active noise reduction ( ANR ), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...

  5. How noise cancelling headphones work - AOL

    www.aol.com/news/noise-cancelling-headphones...

    The best noise cancelling headphones also come with quality microphone arrays, narrowing in on your speech during phone calls and Zoom meetings to ensure both you and your conversational partners ...

  6. Take up to $100 off the best-selling earbuds and over-ear noise-cancelling headphones from Sony, Beats, Bose, and Apple this Amazon Prime Day.

  7. How noise-cancelling headphones work - AOL

    www.aol.com/news/noise-cancelling-headphones...

    Noise-cancelling headphones have become pretty popular over the last decade. The concept began in 1978 when Dr. Amar Bose had the idea on a flight. How noise-cancelling headphones work

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