High frequency and low frequency sound stimulation

A sound stimulation, choose instruments with high or low frequency sound, and the sound intensity is moderate during training. Such as drums, gongs and whistles.

Harmonious and regular sound stimulation

2. Music stimulation. Choose piano, electronic organ and radio to stimulate hearing organs with harmonious and regular sounds, so that deaf children can feel the beauty of music and cultivate their ability to distinguish different timbres and tones.

Voice discrimination training

3. Voice discrimination training. Let children learn to distinguish between different people's accents and animal calls, for example, the tones of men and women, the sounds of various musical instruments, etc. In short, the more you distinguish, the better.