Ideal for use in a meeting room or classroom, the ES556 has a bright 3000L & 13, 000:1 contrast allowing you to project bright, crystal clear images with superb colours using DLP & Brilliant Color™ technologies. Simply connect to your projector via HDMI for a one cable hassle free connection. Installed or on the move, the versatile ES556 incorporates a built in speaker, 120 Hz 3D Ready technology, optional wireless capabilities & Eco+ technology that brings together superb picture quality & performance with optimized lamp life through energy saving features that are easy to use.