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  2. Silent disco - Wikipedia

    en.wikipedia.org/wiki/Silent_disco

    Silent disco. A silent disco or silent rave is an event where people dance to music listened to on wireless headphones. [1] Rather than using a speaker system, music is broadcast via a radio transmitter with the signal being picked up by wireless headphone receivers worn by the participants. Those without the headphones hear no music, giving ...

  3. Dolby Atmos - Wikipedia

    en.wikipedia.org/wiki/Dolby_Atmos

    The initial cinema Atmos systems used in-ceiling speakers, then upward-firing speakers (e.g. for Soundbars) were introduced as an alternative for consumer products. [3] Atmos is also used on some devices that don't have a height channel, such as headphones, televisions, mobile phones, and tablets. [4] [5] [6]

  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. Bluetooth - Wikipedia

    en.wikipedia.org/wiki/Bluetooth

    To use Bluetooth wireless technology, a device must be able to interpret certain Bluetooth profiles. For example, The Headset Profile (HSP) connects headphones and earbuds to a cell phone or laptop. The Health Device Profile (HDP) can connect a cell phone to a digital thermometer or heart rate detector.

  6. aptX - Wikipedia

    en.wikipedia.org/wiki/AptX

    The aptX audio codec is used for consumer and automotive wireless audio applications, notably the real-time streaming of lossy stereo audio over the Bluetooth A2DP connection/pairing between a "source" device (such as a smartphone, tablet or laptop) and a "sink" accessory (e.g. a Bluetooth stereo speaker, headset or headphones).

  7. 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 ...