Advanced interactive teaching solution, displaying HD-ready content for enhanced learning on a large scalable screen size of up to 100 inches. Finger-touch and dual pen capability give this projector ultimate interactivity. With a brightness of 3,200 lumens and HD-ready WXGA resolution, the EB-680Wi's ultra-short-throw design allows you to present large images from a very short distance with minimised shadows and glare. A 14,000:1 contrast ratio and HDMI input mean that students benefit from sharp, clear images.