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  2. Safe listening - Wikipedia

    en.wikipedia.org/wiki/Safe_listening

    Make Listening Safe is promoting the development of features in PLS to raise the users' awareness of risky listening practices. In this context, the WHO partnered with the International Telecommunication Union to develop suitable exposure limits for inclusion in the voluntary H.870 safety standards on "Guidelines for safe listening devices/systems."

  3. Are Noise-Canceling Headphones Harmful to Your Ears? - AOL

    www.aol.com/noise-canceling-headphones-harmful...

    The good news is that noise-canceling headphones can benefit your ears in certain situations. A few of those situations could be blocking out background noise in a busy coffee shop, blaring ...

  4. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Simplified graphical depiction of active noise reduction. To cancel the lower-frequency portions of the noise, noise-cancelling headphones use active noise control.A microphone captures the targeted ambient sounds, and a small amplifier generates sound waves that are exactly out of phase with the undesired sounds.

  5. Hearing protection device - Wikipedia

    en.wikipedia.org/wiki/Hearing_protection_device

    Various earmuff hearing protectors. Sound levels of some daily activities. 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.

  6. Bowers & Wilkins PX5 and PX7 Review: Gorgeous headphones with ...

    www.aol.com/news/bowers-wilkins-px5-px7-review...

    The Bowers & Wilkins PX5 and PX7 might be the most beautiful noise-canceling headphones I’ve laid my eyes on. The PX5 is the smaller, cheaper($299) on-ear variant, while the PX7 is B&W’s noise ...

  7. Best noise-canceling headphones, according to Consumer ... - AOL

    www.aol.com/news/best-noise-canceling-headphones...

    The story goes that Amar Bose, founder of the audio company that bears his name, got the idea for noise-canceling headphones one day in 1978 when he couldn’t hear his music over the roar of a ...

  8. Audio headset - Wikipedia

    en.wikipedia.org/wiki/Audio_headset

    Most 2.4 GHz Wireless Headsets come in two units, a wireless headset and a wireless base-station, which connects to your original telephone unit via the handset jack. The wireless headset communicates with the base-station via 2.4 GHz RF, and the voice signals are sent or received via the base unit to the telephone unit.

  9. Noise-induced hearing loss - Wikipedia

    en.wikipedia.org/wiki/Noise-induced_hearing_loss

    The WHO cites that nearly half of those affected by hearing loss could have been prevented through primary prevention efforts such as: "reducing exposure (both occupational and recreational) to loud sounds by raising awareness about the risks; developing and enforcing relevant legislation; and encouraging individuals to use personal protective ...

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