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Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound. Headphones let a single user listen to an audio source privately, in contrast to a loudspeaker, which emits sound into the open air for anyone nearby ...
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Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...
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Volume control can refer to: Volume controlled continuous mandatory ventilation; Potentiometer, a feature on audio equipment for adjusting the sound level
Consumer Electronics Control (CEC) is a feature of HDMI designed to control HDMI connected devices [1][2] by using only one remote controller; so, individual CEC enabled devices can command and control each other without user intervention, for up to 15 devices. [3]: §CEC-3.1 For example, a TV remote can also control a digital video recorder ...
Apple announced AirPods Pro on October 28, 2019, and released them two days later on October 30, 2019. [7] They include features of standard AirPods, such as a microphone.. They also have noise cancellation to reduce exterior sounds background noise, accelerometers and optical sensors that can detect presses on the stem and in-ear placement, and automatic pausing when they are taken out of the ea