1800’s – Acoustic era
Hearing Aids are in the shape of trumpets, funnels, or horns. Sounds get transmitted in long tubes to the patient’s ears. They are popularly known as “acoustic headbands
Digital Hearing Aids came out with Advanced Technology like Invisible Hearing Aids, Bluetooth Hearing Aids, Slim-fitting, Directional Microphones Speech Enhancement and many more. Digital Hearing Aids in the current era is coming out with extra comfort and customizable program
IIC hearing aids are made by taking a deeper impression of the ear canal right up to the second bend.
These are practically invisible!