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2. I'm a Light Sleeper, and I Swear By These Modern ... - AOL

   www.aol.com/im-light-sleeper-swear-modern...

   I especially appreciate that they came with multiple ear tip sizes, making it easy to create an ideal fit without pinching a large foam plug and hoping for the best. The Quiet earplugs are also ...

3. The Very Best Earplugs for Sleeping, According to Sleep ... - AOL

   www.aol.com/very-best-earplugs-sleeping...

   Experts discuss earplugs for sleeping including the best earplugs, if earplugs are safe for sleeping, the best earplug materials, and more. The Very Best Earplugs for Sleeping, According to Sleep ...

4. 8 Headphones You Can Comfortably Wear to Sleep - AOL

   www.aol.com/8-headphones-comfortably-wear-sleep...

   Ahead, eight versions of sleep headphones that are doing it best, depending on your sleep and ear needs. Download a 12-hour long brown noise playlist and call it a night. Sleep Headphones

5. Headphones - Wikipedia

   en.wikipedia.org/wiki/Headphones

   Headphones are also known as earphones[1] or, colloquially, cans. [2] Circumaural (around the ear) and supra-aural (over the ear) headphones use a band over the top of the head to hold the drivers in place. Another type, known as earbuds or earpieces, [1] consists of individual units that plug into the user's ear canal.

6. 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 ...

7. 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 ...