With the continuous development of society and reforms in the information age, information exchange and communication have become more frequent and more important. Various audio-visual equipment, projection equipment, conference systems, etc. have begun to enter all walks of life, and the original meeting room can no longer meet people's normal office, meeting, and discussion needs, so the integration and unified control of multiple equipment gradually form a central control system .

  The central control system is the central control system, also known as the central centralized control system. The control method is wireless touch screen control. In a central control system, the control of the controlled device is achieved through the connection between the central control host and other controlled devices.

As a system, the central control system generally consists of four parts:

  1. User interface;

2. Central control host;

3. Various control interfaces;

4. Controlled equipment.

When several independent ones are connected to each other, a networked central control system can be formed, which can realize resource sharing, mutual transmission of video and audio, and mutual monitoring. Collaboratively control modern audio-visual equipment such as computers, DVD players, video recorders, and video booths, and centrally control electric curtains, lights, curtains and other equipment, and create a modern multimedia with high-definition, high-fidelity, controlled sound and light background through large-screen projection Audiovisual teaching environment. It is suitable for schools to conduct multimedia teaching courseware teaching, special lectures, lectures, presentations, etc.