whiteboard material manufacturer. (2) ??(;Easy gateway, one device solves all the problems of network export. It is a comprehensive service gateway tailored for campus network export, integrating router, firewall, load balancing, behavior auditing, authentication management, etc.. 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.