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2. These are our top travel must-haves to buy during Walmart's ...

   www.aol.com/lifestyle/these-are-our-top-travel...

   Sony Wireless Noise Canceling Over-the-Ear Headphones $260 $348 Save $88 A pair of high-quality headphones will come in handy for the plane ride this Sony favorite is currently nearly $90 off.

3. Walmart's Prime Day deals to shop right now: Save big during ...

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   Best Walmart Prime Day Deals. TCL 43" 4K Smart TV. $198 $499. See at Walmart. Keurig K-Slim + Iced Single-Serve Coffee Maker. $129. See at Walmart. iRobot Roomba i3+ Self-Emptying Robot Vacuum ...

4. The Walmart Prime Day deals are still going strong: Here's ...

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   Restored Premium Dyson Supersonic Hair Dryer. $220 $350 Save $130. With this high-end supersonic hair dryer by Dyson, you'll style your hair like the pros. It's a fan favorite. $220 at Walmart ...

5. 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.

6. 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.

7. 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 ...

8. Echo suppression and cancellation - Wikipedia

   en.wikipedia.org/wiki/Echo_suppression_and...

   Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present. In addition to improving subjective audio quality, echo suppression increases the capacity achieved through silence suppression by preventing echo from traveling across a ...

9. Shopping for noise-cancelling headphones? Here’s ... - AOL

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   Save on Beats, Bose and more. The post Shopping for noise-cancelling headphones? Here’s where to buy a top-rated pair on sale this week appeared first on In The Know.