use of interactive whiteboard in the classroom. KEY BENEFITS OFFERED??Being a high end multi-media teaching equipment, IQAiO is integrated with central control system, computer, IWB, document camera and audio amplifier, forming a perfect multi-media classroom solution together with a projector. . 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.