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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. The best noise-cancelling earbuds in 2022 - AOL

   www.aol.com/best-noise-cancelling-earbuds-2022...

   We've listened to a lot of in-ear headphones to find out which models perform the best — here's our list of the top noise-cancelling earbuds you can buy right now. The best noise-cancelling ...

5. Best Noise-Cancelling Earbuds: Here’s Where To Get ... - AOL

   www.aol.com/best-noise-cancelling-earbuds-where...

   While noise-cancelling headphones are great, noise-cancelling wireless earbuds may have the upper hand when it comes to being more compact and lightweight. If you consider yourself an active ...

6. 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.

7. Our tech writer's pick for best budget earbuds are 50% off ...

   www.aol.com/lifestyle/our-tech-writers-pick-for...

   Sure, Apple would have you think you need to spend $129 minimum for a top-of-the-line pair of earbuds, or $249 if you want active noise cancellation (ANC). Those are the prices for second ...