This mainly depends on the different levels of the internal chips of the hearing aids and the configuration of the spare parts. The performance of the chips of different levels is dozens of times different, but there is almost no difference in appearance, which is difficult for ordinary consumers to detect.
In fact, everyone has neglected the most important and most easily overlooked factor: the price of hearing aids also includes professional opticians who accurately and thoroughly grasp the characteristics of hearing loss of the hearing impaired, and match the most suitable hearing aid technology to the specific hearing loss. Continuous, professional and scientific hearing rehabilitation and hearing aid debugging and service for the affected ear and after the hearing aid is selected.
