The diversity embodies the size of the hearing aid, if it is set in the inner or exterior of the ear and lastly the degree of amplification of sound.
Behind the ear hearing aids (BTE) comprise of a solid plastic covering that sits behind the ear, they are attached to a cast that’s placed inside the outer ear. A casing fits behind the ear inclosing the electronic pieces. Audio moves into the ear via the ear casing and hearing aid. (more…)