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2. Amazon Echo Buds - Wikipedia

   en.wikipedia.org/wiki/Amazon_Echo_Buds

   Amazon Echo Buds; Developer: Amazon: Product family: Echo: Type: Wireless earbuds: Release date: October 30, 2019 () Input: Echo Buds (each) Dual external beam-forming microphones, single internal microphone, accelerometer, proximity, touch: Connectivity: Echo Buds (each) Bluetooth Charging Case micro-USB port: Dimensions: Echo Buds (each) 22 x ...

3. Anechoic chamber - Wikipedia

   en.wikipedia.org/wiki/Anechoic_chamber

   Anechoic chamber. An anechoic chamber ( an-echoic meaning "non-reflective" or "without echoes") is a room designed to stop reflections or echoes of either sound or electromagnetic waves. They are also often isolated from energy entering from their surroundings. This combination means that a person or detector exclusively hears direct sounds (no ...

4. 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 ...

5. Hearables - Wikipedia

   en.wikipedia.org/wiki/Hearables

   Sensors, to track heart rate, cadence, or to detect proximity. Microphones, to take or make phone calls, or take voice commands. Most of the "Hearables" seen to date are Bluetooth devices that use phones or PCs as the central computing unit. Vinci smart headphones, announced in 2016, [5] incorporated a dual-core CPU, local storage, Wi-Fi, and ...

6. If 148k 5-star Amazon ratings don’t convince you to ... - AOL

   www.aol.com/news/148k-5-star-amazon-ratings...

   We all know the biggest brand names out there when it comes to premium wireless headphones — and if you happen to be on the lookout for one of the most popular options out there, you’ll find ...

7. Soundproofing - Wikipedia

   en.wikipedia.org/wiki/Soundproofing

   Soundproofing can reduce the transmission of unwanted direct sound waves from the source to an involuntary listener through the use of distance and intervening objects in the sound path (see sound transmission class and sound reduction index ). Soundproofing can suppress unwanted indirect sound waves such as reflections that cause echoes and ...