How Loud Are Your Headphones?

By THE NEW YORK TIMES from NYT Health http://ift.tt/2gKSSYu
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There are many headphones for sale with different noise levels, but an audiologist helped The Times create a safe experiment with a common model of headphones.
How Loud Are Your Headphones? - By THE NEW YORK TIMES - at Health - Keyword: Headphones and Headsets, Ears and Hearing, Noise, Tests and Examinations - From The New York Times - Published at December 6, 2016 at 07:00AM