After wearing a hearing aid, the sound becomes louder, like wearing a stethoscope. What is the reason?

      For those users who are more severe and have been affected for a long time, it is often difficult to achieve the effect of normal listening with hearing aids. It can achieve a speech recognition rate of about 70% to 80%, and can cope with some simple daily routines. Environmental communication is a relatively good effect.

      For most hearing aid users, in the presence of sound interference, the clarity will be greatly affected. For example, when there are a lot of people, when the noise is noisy, such as family dinners and buses, the listening effect is often not very good, and may be far worse. For people with normal hearing.

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