With the development of technology and the emergence of new products and new applications, consumer electronics products have functions such as audiovisual, information processing, and two-way network communication. Broadly speaking, information appliances include all household electrical appliances that can exchange information through network systems, such as PC, Wireless data communication equipment, video game equipment, smart TV boxes, etc. At present, audio, video and communication equipment are the main components of information appliances. In the long run, refrigerators, washing machines, microwave ovens, etc. will also develop into information appliances and form an integral part of smart appliances.