VisionKey is an eye-controlled communication that enables users with severe physical disabilities to type and talk with their eyes. Lightweight and head mounted, VisionKey gives users communication independence and control in their lives by simply "looking" The system also gives them each a voice by enabling them to control a speech synthesizer in the VisionKey unit or on the computer. Now users can write letters, play games, surf the net and listen to multi-media sound just by moving their eyes.