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2. The best wireless headphones for seniors - AOL

   www.aol.com/lifestyle/best-wireless-headphones...

   More options. Sony WH-CH720N Noise-Cancelling Wireless Headphones. Best Sony XM5 headphones alternative. $98 at Walmart. Earbuds are easily lost, too, but just try misplacing a full-size headphone ...

3. 8 Must-Have Assistive Devices for the Elderly - AOL

   www.aol.com/8-must-assistive-devices-elderly...

   6. Reminder alarm clock. The Rosie 2, a unique voice-controlled alarm clock, is a great device for seniors struggling with memory loss. It’s incredibly user-friendly: no fussy buttons, no ...

4. Having trouble hearing your TV? These genius headphones - AOL

   www.aol.com/entertainment/having-trouble-hearing...

   Sony X85J 75-inch 4K Smart Google TV, $1,398 (was $1,800), amazon.com Headphones and earbud deals: JBL Tune 510BT Wireless On-Ear Headphones, $30 (was $50), amazon.com

5. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Fogel is considered to be the inventor of active noise cancellation, and he designed one of the first noise-cancelling headphones systems. Later on, Willard Meeker designed an active noise control model that was applied to circumaural earmuffs for advanced hearing protection. Noise-cancelling aviation headsets are now commonly available. [5] [6]

6. List of Bluetooth profiles - Wikipedia

   en.wikipedia.org/wiki/List_of_Bluetooth_profiles

   Bluetooth HID is a lightweight wrapper of the human interface device protocol defined for USB. The use of the HID protocol simplifies host implementation (when supported by host operating systems) by re-use of some of the existing support for USB HID in order to support also Bluetooth HID. Keyboard and keypads must be secure.

7. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   A hearing protection device, also known as a HPD, is an ear protection device worn in or over the ears while exposed to hazardous noise and provide hearing protection to help prevent noise-induced hearing loss. HPDs reduce the level of the noise entering the ear. HPDs can also protect against other effects of noise exposure such as tinnitus and ...