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2. H.E.A.R. - Wikipedia

   en.wikipedia.org/wiki/H.E.A.R.

   H.E.A.R. is a non-profit organization dedicated to preventing hearing loss, mainly from loud rock music. The acronym stands for Hearing Education and Awareness for Rockers. It was founded in 1988 by rock musician Kathy Peck and physician Flash Gordon, M.D. [1] after Kathy developed tinnitus and hearing loss after playing with the band The ...

3. 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.

4. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   Dual hearing protection refers to the use of earplugs under ear muffs. This type of hearing protection is particularly recommended for workers in the mining industry because they are exposed to extremely high noise levels, such as an 105 dBA TWA. [25] [26]} Fortunately, there is an option of adding electronic features to dual hearing protectors ...

5. Integrated Head Protection System - Wikipedia

   en.wikipedia.org/wiki/Integrated_Head_Protection...

   The Integrated Head Protection System (IHPS) is the United States Army's newest combat helmet, intended to eventually replace the Advanced Combat Helmet and Enhanced Combat Helmet. [1] It was developed by the US Army PEO Soldier's Soldier Protection System (SPS) program, and is produced by Avon Protection Ceradyne, a subsidiary of Avon Protection.

6. Long-range acoustic device - Wikipedia

   en.wikipedia.org/wiki/Long-range_acoustic_device

   An NYPD LRAD on top of a police humvee An LRAD operator wearing hearing protection LRAD on a navy ship. A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance.

7. These are the best Amazon deals of the week: AirTags, iPads ...

   www.aol.com/lifestyle/amazon-best-deals-01-14...

   We tracked down the week's best deals at Amazon, including an iPad that's $100 off and a range of beauty products that are marked down.