The innovative interactive MC-TW3506 features an ultra short throw design and integrates Maxell''s powerful software to deliver a complete interactive experience on any flat surface. With a rich feature set that meets the specific interactive needs of K-12, higher education, and corporate users, the MC-TW3506 is both easy to install and easy to calibrate. It provides vibrant image quality with cost-effective operation and produces large images in small spaces. New generation interactive features include interactive pen, multiple pen capability, auto-calibration, PC-less drawing, and multi-display interactive. If you purchase the optional Finger Touch Module (FT01B), the MC-TW3506 supports interactive with Finger Touch. Additionally, a suite of advanced features normally found only on the higher end models includes High Dynamic Contrast Range (HDCR2), 2 HDMI ports, and Maxell''s original technology Accentualizer that allows the projected image to appear more real by enhancing sharpness, gloss and shade. As with all Maxell projectors, you can expect vibrant image quality, cost-efficient operation, and long-lasting reliability. Plus, Maxell''s Intelligent Eco and Saver Modes with ImageCare combines optimal picture performance with energy-savings for a lower total cost of ownership. For added peace of mind, Maxell''s MC-TW3506 is also backed by a generous 3-year warranty and our world-class service and support programs.