HEARING AIDS

HEARING AIDSBasically all hearing AIDS have the same structure. The basic element of a hearing aid is a sound amplifier. It is connected to the microphone, perceiving external sounds, and the phone (speaker) reproducing amplified sound. In addition, there are controls (volume control, switch, switch programs) and a battery. As the complexity of hearing AIDS and reduce its size the number of controllers is reduced, and currently remain, in essence, only the power switch, which is combined with the battery cover.

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