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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. Dolby noise-reduction system - Wikipedia

    en.wikipedia.org/wiki/Dolby_noise-reduction_system

    A Dolby noise-reduction system, or Dolby NR, is one of a series of noise reduction systems developed by Dolby Laboratories for use in analog audio tape recording. The first was Dolby A, a professional broadband noise reduction system for recording studios in 1965, but the best-known is Dolby B (introduced in 1968), a sliding band system for the consumer market, which helped make high fidelity ...

  4. 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 ...

  5. iPhone SE (1st generation) - Wikipedia

    en.wikipedia.org/wiki/IPhone_SE_(1st_generation)

    Sound: Mono speaker, 3.5 mm stereo audio jack: Rear camera: Backlit Sony Exmor RS IMX315 12.2 MP (4032 x 3024, 1.22 μm), dual-tone LED flash, autofocus, IR filter, burst mode, f/2.2 aperture, 4K video recording at 30 fps, 1080p at 30 or 60 fps, slow-motion video (1080p at 120 fps and 720p at 240 fps) Front camera

  6. iPad Air (4th generation) - Wikipedia

    en.wikipedia.org/wiki/IPad_Air_(4th_generation)

    The device closely resembles the design of the 11-inch iPad Pro (3rd generation) and has several features that were previously exclusive to the iPad Pro line, such as support for Magic Keyboard and the second-generation Apple Pencil. It is available in five colors: Space Gray, Silver, Rose Gold, Green, and Sky Blue.

  7. Noise-canceling microphone - Wikipedia

    en.wikipedia.org/wiki/Noise-canceling_microphone

    The internal electronic circuitry of an active noise-canceling mic attempts to subtract noise signal from the primary microphone. The circuit may employ passive or active noise canceling techniques to filter out the noise, producing an output signal that has a lower noise floor and a higher signal-to-noise ratio. Applications. Call center headsets

  8. US heat wave sets records in central, northeast states - AOL

    www.aol.com/news/us-heat-wave-sets-records...

    NEW YORK CITY (Reuters) -U.S. cities are breaking decades-old temperature records this week as a heat wave stretches from central to eastern portions of the country, the National Weather Service ...

  9. Noise-induced hearing loss - Wikipedia

    en.wikipedia.org/wiki/Noise-induced_hearing_loss

    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 and is associated with hearing ...