The perforations of micro-grid classroom walls

The role of the camera.

Micro classrooms can be divided into audio-visual and multimedia types. Audio-visual micro classrooms are generally composed of a variety of audio-visual equipment such as cameras, video recorders, video and audio switchers, mixers, monitors, pan-tilt controllers, and microphones, and use audio-visual technology to achieve live teaching recording, playback, and rebroadcasting. Monitoring and demonstration teaching functions. The multimedia micro-classroom introduces multimedia technology and communication control technology based on audio-visual technology, and uses multimedia computers to realize recording, playback, broadcasting and monitoring of each room, and to control the camera PTZ in each room.