Control all -in -one in education

The utility model discloses a control all -in -one in education, this all -in -one includes: the host system of processing data and operation, the memory, the memory is connected with host system, and it is right to be used for the all -in -one data are saved, simulation change over switch module, simulation change over switch module is connected with host system for control audio cuts off and inserts, should simulate the change over switch module and be connected with audio frequency switching module, control panel, control panel and host system are connected for the control panel of operation controls is carried out external electronic equipment, signal switching module, signal switching module and host system are connected, switch the video input signal, network control module, network control module and host system are connected for carry out the network data exchange to external electronic equipment and host system, the delay control module, the delay control module is connected with host system, control