magnetic whiteboard planner. courseware. The use of "components" is self-contained and versatile and pluggable, making resources flexible and flexible, allowing teachers to apply teaching resources in the classroom as they please, giving full play to the teaching characteristics of teachers, avoiding the use of rigid courseware to bring classrooms. The consequences of rigidity. The application of ??components?? helps teachers to find resources and prepare lessons. It has the advantage of being able to change further combinations, so that teachers can easily use resources and creativity. ??Courseware?? provides convenience for teachers to learn from excellent teaching achievements.. 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.