The multimedia functions of commercial models are generally not strong. Some commercial machines are highly targeted in design, only highlighting the enhancements suitable for certain aspects of application functions, and do not require all functions to be comprehensive. This is mainly reflected In the standard configuration of multimedia equipment such as graphics cards, sound cards, speakers, etc., commercial machines are generally seldom equipped with all. The perspective of home machine design is for the convenience of home users. It is very comprehensive in multimedia, and its functions have covered all aspects of learning, entertainment and office. The choice of accessories is becoming more and more complete, and the functions realized are more diversified. Household appliances have been developed in the direction of home appliances, and there is a tendency to integrate and replace home appliances.