In daily life a lot of people don't know what need to wear hearing AIDS, because wear hearing AIDS need regular check, check with division according to test results help you introduce appropriate hearing AIDS, in daily life we don't know how to check, but the sound of the sea hearing AIDS to remind you, if appear the following situation, need to professional stores to hearing tests of hearing AIDS, and concrete are the following:
Since the advent of custom-made hearing AIDS, it has given hearing impaired people a life. Communication brings great convenience. External acoustic feedback is a common phenomenon in the wearing and use of hearing AIDS. But it is these annoying "scream" wear is not successful, can cause hearing AIDS or even make customers lose confidence to wear hearing AIDS, according to foreign, almost 24% of customer complaints related to hearing AIDS the acoustic feedback, so how to eliminate the external acoustic feedback is our development, production and inspection personnel need to explore and research the problem.