![]() ![]() Another type, known as earbuds or earpieces, consists of individual units that plug into the user's ear canal. Circumaural ('around the ear') and supra-aural ('over the ear') headphones use a band over the top of the head to hold the speakers in place. Headphones are also known as earphones or, colloquially, cans. 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 to hear. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound. ![]() Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. Headphones on a stand Wireless headphones JSTOR ( April 2017) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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