fridge whiteboard. 1. Interactive function: the whiteboard can control the Windows application in the interactive mode . When the user puts the desktop of the PC or laptop to the whiteboard through the projector , and starts the electronic whiteboard control software of the system ( you can use the electronic pen to On the desktop image on the whiteboard , click, double-click, right-click, drag and drop, and other control operations. The teacher can operate the computer on the whiteboard at any time during the teaching. When you need to write on the whiteboard, you don't have to go back. Operating the computer keyboard, avoiding the situation of losing one's hand, messing up, distracting students' attention, etc., so that the teacher's personal charm is fully demonstrated in the classroom again.. The IQAio GR519 is an upgraded lightweight version based on the original IQAio GR511. The original dual-cavity structure was changed to a bottom-edge structure, so that the minimalist design accommodates modern classrooms and conference rooms. With one IQProjector V2 and one IQView E3821, you can achieve flexible and intelligent classroom.