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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. Today only, these Anker noise-cancelling headphones are just ...

   www.aol.com/lifestyle/fans-noise-cancelling...

   They far surpass the noise-cancellation abilities of my AirPod Pros," said another customer. We have to say that these wireless headphones also look fantastic. They’re sleek, but not overly ...

4. These best-selling noise canceling headphones have ... - AOL

   www.aol.com/article/lifestyle/2019/08/12/these...

   With the back-to-school season right around the corner, these affordable headphones make for a very practical buy.

5. List of Bose headphones - Wikipedia

   en.wikipedia.org/wiki/List_of_Bose_headphones

   QuietComfort 20. The "QuietComfort 20" (QC20) and QC20i in-ear headphones were released in 2015 and are the company's first in-ear noise cancelling headphones. [19] It received a 2014 Red Dot Design Award. [20] Also, it received a CNET 's Editors' Choice Award of 4.5/5 points for its active noise-cancelling.

6. Active noise control - Wikipedia

   en.wikipedia.org/wiki/Active_noise_control

   Noise control is an active or passive means of reducing sound emissions, often for personal comfort, environmental considerations, or legal compliance. Active noise control is sound reduction using a power source. Passive noise control is sound reduction by noise-isolating materials such as insulation, sound-absorbing tiles, or a muffler rather ...

7. HearFones - Wikipedia

   en.wikipedia.org/wiki/HearFones

   HearFones is a patented instrument [1] that enables a person speaking or singing to hear the actual sound of the voice they are producing. [2] HearFones fit over the head and redirect sound binaurally from the mouth to the ears using ellipsoidal reflectors, one focus of which is at the user's mouth and the other focus at the ear canals .