1, communication and communication: daily communication and communication need to use auditory information channels, including voice, music, television, radio, telephone, walkie-talkie, etc. Communicate and receive information through auditory information channels.
2. Learning and education: Learning and education also need to use auditory information channels, including listening to lectures, listening to music, listening to recordings, listening to tutoring, etc. Communicate and accept knowledge through auditory information channels.
Auditory information channel can be seen everywhere in our daily life, which is an important means of information transmission closely related to us.