What if the hearing aid is blocked?
In the ear-back machine of a common transparent sound tube, the earplug portion is easily blocked by cockroaches, especially oily cockroaches, causing silentness. The receiver is in the ear canalRICThe ear-back machine and the custom-made in-ear machine, the baffle plate at the sound hole is easily blocked by the sputum and causes silent. In this case, the small part of the earplug should be cleaned or replaced with a small brush (the user can clean the earplug or ear mold) and then wear the hearing aid. It is recommended to wear a hearing aid before using it.75%The alcohol swab gently cleans the external auditory canal and then wears a hearing aid. Those who have too much secretion can go to the hospital otolaryngology regularly to clean up once. There are dustproof devices at the microphone mouth of the ear-back machine and the custom machine. Also pay attention to keep it clean. Once it is blocked or dirty, it will cause silence. Replace the microphone cover in time.
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