Get to know, this is the magician who controls the volume of the hearing aid

Seeing this question, you may want to laugh a little: How can hearing aids be used to adjust the volume?Not just the volume knob or button!Otherwise, like the IA platform series, you can use the APP software to adjust the phone, which is also very convenient.

With the continuous development of hearing aids, gain control is no longer a single overall amplification and reduction in the past, but gradually evolved into multi-frequency and multi-channel independent adjustment.

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