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2. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

3. 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 ...

4. Noise-canceling microphone - Wikipedia

   en.wikipedia.org/wiki/Noise-canceling_microphone

   In a noisy environment, both microphones receive noise at a similar level, but the primary mic receives the desired sounds more strongly. Thus if one signal is subtracted from the other (in the simplest sense, by connecting the microphones out of phase) much of the noise is canceled while the desired sound is retained.

5. List of Sony Walkman products - Wikipedia

   en.wikipedia.org/wiki/List_of_Sony_Walkman_products

   AM/FM stereo radio, so-dbb bass, Dobly B noise reduction, auto-reverse, cassette recorder WM-B52 1988 WM-503 1989 WM-AF54 1989 AM stereo/FM stereo radio, Sports WM-3000 1990 WM-3060 1990 WM-106 1990 WM-B603 1991 WM-GX320 1998 FM stereo, Mega bass, tape speed control, auto-reverse, continuous loop

6. List of Bose headphones - Wikipedia

   en.wikipedia.org/wiki/List_of_Bose_headphones

   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. [21]

7. Even 'picky audiophiles' are fans of these $50 JBL earbuds ...

   www.aol.com/lifestyle/sound-good-airpods-noise...

   If you enable noise-cancelling, it reduces the battery life a little bit, but less than you might expect: You'll still get 8 hours per earbud and 24 on the case. The Active Noise Cancelling is ...