kapp digital whiteboard. 4. Auxiliary tools: directly use the board shortcut toolbar to achieve screen content enlargement, spotlight, cover screen, view snapshots, view board books, screen calibration, and use custom functions to call the computer application or access the set web page at any time. .. 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.