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  2. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  3. 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 ...

  4. Earplug - Wikipedia

    en.wikipedia.org/wiki/Earplug

    Earplug. Pre-molded earplugs (left), formable earplugs (center), and roll-down foam earplugs (right) An earplug is a device that is inserted in the ear canal to protect the user's ears from loud noises, intrusion of water, foreign bodies, dust or excessive wind. Since they reduce the sound volume, earplugs may prevent hearing loss and tinnitus ...

  5. Hearing protection fit-testing - Wikipedia

    en.wikipedia.org/wiki/Hearing_protection_fit-testing

    Hearing protector fit-testing is a method that measures the degree of noise reduction obtained from an individual wearing a particular hearing protection device (HPD) - for example, a noise canceling earplug or earmuff. Fit testing is necessary due to the fact that noise attenuation varies across individuals.

  6. Tympanostomy tube - Wikipedia

    en.wikipedia.org/wiki/Tympanostomy_tube

    Tympanostomy tube. The grommet is less than 2 mm tall, smaller than a match head. Tympanostomy tube, also known as a grommet,myringotomy tube, or pressure equalizing tube, is a small tube inserted into the eardrum via a surgical procedure called myringotomy to keep the middle ear aerated for a prolonged period of time, typically to prevent ...

  7. Doppler Labs - Wikipedia

    en.wikipedia.org/wiki/Doppler_Labs

    Doppler Labs. The Here One earbuds by Doppler Labs charging in their carrying case. Doppler Labs was a San Francisco -based audio technology company, founded in 2013. [citation needed] The company designed and manufactured in-ear computing technology, including earplugs and wireless smart earbuds. [1]

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