The EPSON EB-575Wi ultra short throw interactive projector offers cutting-edge kinesthetic presentations and learning perfect for any office and classroom. With the PC-free interactivity, Its easy to display and write on content from virtually any device and none at all. With wireless sharing, you can compare multiple work from multiple devices simultaneously while freely move about the meeting room and classroom. This projector will auto calibrate Its high colour brightness and can be used with multiple high-definition A/V devices that are compatible with the latest laptops, Blu-ray Disc, and media player making it easy to use. For the energy conscious, the Epson EB-575Wi / EB-585Wi optimizes Its energy with auto mode, light optimiser mode, Sleep mode and ECO mode.