The Planar PR5020 delivers all the features you do expect in a professional DLP projector: digital input, three brightness modes, RS 232 control, a full-featured remote control with laser pointer. It also offers monitor loop-through, full connectivity, including separate audio and video inputs for computer and video, an easy to replace lamp, even while ceiling mounted, a powerful 5W TrueMedia SPL speaker and an exceptionally long lamp life. In short it is everything you want in a projector for your boardroom.