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  2. Phone etiquette 101: When it’s rude to be on speaker - AOL

    www.aol.com/news/phone-etiquette-101-rude...

    Don’t use speakerphone. Do not use speakerphone for calls you make in public — use headphones. This is especially true for video calls or when watching to something on your device. This ...

  3. Noise-induced hearing loss - Wikipedia

    en.wikipedia.org/wiki/Noise-induced_hearing_loss

    Otorhinolaryngology, audiology. Noise-induced hearing loss ( NIHL) is a hearing impairment resulting from exposure to loud sound. People may have a loss of perception of a narrow range of frequencies or impaired perception of sound including sensitivity to sound or ringing in the ears. [1] When exposure to hazards such as noise occur at work ...

  4. Active noise control - Wikipedia

    en.wikipedia.org/wiki/Active_noise_control

    Noise control is an active or passive means of reducing sound emissions, often for personal comfort, environmental considerations, or legal compliance. Active noise control is sound reduction using a power source. Passive noise control is sound reduction by noise-isolating materials such as insulation, sound-absorbing tiles, or a muffler rather ...

  5. Mobile phones and driving safety - Wikipedia

    en.wikipedia.org/wiki/Mobile_phones_and_driving...

    Using a cell phone while driving increases the driver's risk of causing a crash. Drivers can become distracted, decreasing the driver's awareness on the road, leading to more car crashes. When drivers talk on cell phones the risk of an automobile crash resulting in hospitalization is four times higher than when not talking on a cell phone.

  6. 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 ...

  7. What 'secret' loudspeaker codes mean at department stores - AOL

    www.aol.com/news/2010-10-13-what-secret...

    If you've been shopping in a big box retail store you've probably heard an announcement on the loudspeaker such as, "code yellow toys, code yellow toys." This "code" is one of many innocuous ...

  8. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_noise

    Exposure to loud noises, either in a single traumatic experience or over time, can damage the auditory system and result in hearing loss and sometimes tinnitus as well. Traumatic noise exposure can happen at work (e.g., loud machinery), at play (e.g., loud sporting events, concerts, recreational activities), and/or by accident (e.g., a ...

  9. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Noise -cancelling headphones alongside a carry case. Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones which, if they reduce ambient sounds at all, use techniques such as soundproofing . Noise cancellation makes it possible to listen to audio ...