Smart Board For School includes windows/android dual system, which can open multiple file formats, video playback, ppt presentation, document editing, etc., support 10-point touch, gesture image zoom in, zoom out, and rotate. Smart Board For Classroom supports signal source switching, and touch to adjust volume and brightness. Support multi-device wireless projection, document sharing, wireless Internet access and hotspot use, Smart Touch Screen supports handwriting and multi-point gestures to quickly realize simple and practical human-computer interaction. Online class at home, one-click screen recording to save classroom teaching results, repeated use. Smart Whiteboard contains the original texts of teaching materials that are consistent with the local paper textbook versions, meeting the needs of the main subject textbooks in junior high schools and elementary schools, and it is easy to use for training teachers.