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2. Wireless device radiation and health - Wikipedia

   en.wikipedia.org/wiki/Wireless_device_radiation...

   Since at least the 1990s, scientists have researched whether the now-ubiquitous radiation associated with mobile phone antennas or cell phone towers is affecting human health. [1] Mobile phone networks use various bands of RF radiation, some of which overlap with the microwave range. Other digital wireless systems, such as data communication ...

3. 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 ...

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. How noise cancelling headphones work - AOL

   www.aol.com/news/noise-cancelling-headphones...

   Active noise cancellation in earbuds can’t quite compare with in-ear models, but that won’t stop Bose from trying — and these QuietComfort earbuds do an astonishing job of implementing ANC ...

6. Bluetooth - Wikipedia

   en.wikipedia.org/wiki/Bluetooth

   Website. www .bluetooth .com. A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).

7. These 6 Comfy Earbuds Won't Have Your Ears Begging for ... - AOL

   www.aol.com/lifestyle/6-comfy-earbuds-wont-ears...

   Dime 3 In-Ear Wireless Earbuds. Earbuds are worth investing in, but sometimes, a backup pair is the best way to protect that investment. Keeping a budget-friendly pair of earbuds around allows you ...