Many customers complained that they could not hear clearly while watching TV with hearing aids.Hearing aid experts made in China explained that when watching TV, listening to radio, telephone, etc., the sound signal has been processed for the first time. Mouth shape, movement, etc.), and then passed through the air toHearing aid, The sound energy will be lost and will be affected by the environmental sound (signal-to-noise ratio will be reduced), the secondary signal conversion of the hearing aid will be transmitted to your ears, of course, the effect will not be very satisfactory.
According to Chinese hearing aid experts, severe inner ear damage will make the auditory center of the brain have more important acoustic signal analysis capabilities.Hearing loss is too long, causing auditory nerve cells to be unable to receive sound stimulation for a long time, and hearing function declines in disuse, which will affect the analysis and coding of sound information to a certain extent, and the auditory discrimination ability will be worse, which also leads to hearing The sound is inaudible.This results in a significant decrease in resolving power, causing the patient to hear the sound but cannot hear clearly.In addition, the speed of speech on TV is quite fast, so you should usually listen more and talk more, as family members and them speak slowly.Therefore, the hearing aids used by the elderly should have higher clarity.Don’t just try to be cheap.In addition, due to the problem of poor auditory resolution, the elderly should have a more realistic expectation when fitting hearing aids-Chinese-made hearing aids can help the elderly improve their current distressed hearing conditions.
