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  2. 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 ...

  3. 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 ...

  4. Noise-canceling microphone - Wikipedia

    en.wikipedia.org/wiki/Noise-canceling_microphone

    The internal electronic circuitry of an active noise-canceling mic attempts to subtract noise signal from the primary microphone. The circuit may employ passive or active noise canceling techniques to filter out the noise, producing an output signal that has a lower noise floor and a higher signal-to-noise ratio .

  5. The best wireless headphones for seniors - AOL

    www.aol.com/lifestyle/best-wireless-headphones...

    Sony WH-CH720N Noise-Cancelling Wireless Headphones. Best Sony XM5 headphones alternative. $98 at Adorama. Earbuds are easily lost, too, but just try misplacing a full-size headphone. Below I've ...

  6. Google just launched loads of new Pixel gadgets - AOL

    www.aol.com/google-just-launched-loads-pixel...

    They were unveiled alongside Google’s Pixel 9 Pro Fold, the Google Pixel Buds Pro 2 noise-cancelling headphones, and the Pixel Watch 3. That’s a lot of new tech at once, so here’s a rundown ...

  7. Bose noise cancelling now available for cars without Bose ...

    www.autoblog.com/2013/12/22/bose-noise...

    Bose noise cancellation is now one of the features that can be placed on the chip. This news means that cars that don't offer Bose systems can take advantage of the technology, although the ...

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