Definitions for "Earphone"
electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear; "it was not the typing but the earphones that she disliked"
(earpiece) - A device for tuning electrical energy into sound waves - fits in your ear.
Earphones are lightweight variations on the headphone, designed to fit on, in, or around the ear. They are more comfortable and portable than headphones and can cover one or both ears. Click here for more information.
A miniature speaker intended for use directly in a person's ear.