There are another kind of headphones for those with hearing problems.
There are electronic devices that amplify and change sound to allow better communication. Hearing aids receive sound through a microphone, which then converts the sound waves into electrical signals. The amplifier increases the volume of the signals and then sends the sound to the ear through a speaker.
We can find 6 types of earphones:
Parts of the earphones:
Microphone It's in charge of capturing the sound from outside. They may have several or just one depending on the model.
Amplifier: Circuit able to amplify the received signal.
Microprocessor: Responsible for conducting the signal. In digital hearing aids are incorporated all kinds of performance art.
Earpiece: It transforms electrical energy into acoustic ear for issue.
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