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Modern over-the-ear headphones offer incredible sound and impressive noise-cancelling, often for a surprisingly low price. (Photos: 1More, Soundcore, Sony)
Those include noise-cancellation features, directional microphones, rechargeable batteries, fall detection and stream soothing sounds. Ongoing professional support and long trial periods are ...
The advent of new technologies has solved the problem, and individual measurement of noise attenuation is considered the most promising trend in personal noise protection [46] [21] Hearing protection fit-testing has been developed in order to determine the actual attenuation of the device as it is worn for an individual.
Although research is limited, it suggests that increased exposure to loud noise through personal listening devices is a risk factor for noise induced hearing loss. [ 35 ] [ 36 ] A systematic review of adolescents and young adults reports that over half of the research subjects had been exposed to sound through music exposure on personal devices ...
The signals are processed to cancel the noise from the desired signal, producing improved voice sound quality. In some cases, noise can be controlled by employing active vibration control. This approach is appropriate when the vibration of a structure produces unwanted noise by coupling the vibration into the surrounding air or water.
With the back-to-school season right around the corner, these affordable headphones make for a very practical buy.
A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control , which has caused permanent hearing damage , having an extremely high decibel capacity (up to 160 dB measured at one ...
If you haven't yet treated yourself to a pair of top-notch noise-cancelling headphones, the moment has come. Just for today, Amazon is offering Bose's QuietComfort 45 headphones at a hefty ...
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