Ear
![width:100%;height:220px; width:100%;height:220px;](https://i.ndtvimg.com/doctors/uploadedImages/Section/hearing_aid1.jpg?q=50)
A hearing aid is an electronic, battery-operated device that amplifies and changes sound to allow for improved communication. Hearing aids receive sound through a microphone, which then converts the sound waves to electrical signals.
A hearing aid is an electronic, battery-operated device that amplifies and changes sound to allow for improved communication. Hearing aids receive sound through a microphone, which then converts the sound waves to electrical signals.
................... Advertisement ...................
................... Advertisement ...................
................... Advertisement ...................
................... Advertisement ...................
--------------------------------Advertisement---------------------------------- - |
|