Bring your classroom presentations to life without installing expensive interactive whiteboards. Epsons EB-485 Wi comes with many features, such as dual pen control, PC-free connectivity & HDMI input, & provides a complete package for engaging learning. With Epsons EB-485 Wi, you can easily achieve a large projected image size of up to 100 inches thats fully interactive, right up to the corners. Thanks to the ultra-short-throw design, you can project a 75-inch image from just 15.5 cm away, & annotating can easily be done without casting distracting shadows.