penveu 8GB interactive display system - VGA only Installation takes less than a minute, simple as 1-2-3. No software required. Connects to your devices: Works with projectors and flat-panel displays with a VGA connector. Works on flat surfaces, including pull-down screens, walls, or TVs. Works with your computer, including PCs, Macs, iPad, laptops, and more. Pen mode: Use the pen as a pen, highlighter or eraser on any display. NO calibration needed. Mouse mode: All the functionality of a mouse with a 40 ft. range. Store your files on your device. With built-in storage of 8GB, your presentation files come with you.