Email: sales01@zhongdehearing.com Tel:86-13530912856 Whatsapp:86-13823665467
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Email: sales01@zhongdehearing.com Tel:86-13530912856 Whatsapp:86-13823665467
Since the introduction of electronic hearing aids in the early 20th century, the structure of hearing aids has not changed much. They are still composed of microphones, amplifiers, receivers, and power supplies. However, the volume of each part of the hearing aid gradually decreases, the sound quality gradually improves, and there is more selective control.
Microphone: Collects sound and converts it into radio waves.
Amplifier: Increase the strength of the radio wave.
Receiver: Just the opposite of a microphone, which converts the increased electrical energy back into sound waves.
Power supply: small battery.
5 Enclosure: Protects the internal structure.
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