From boardroom to classroom, the EX531 delivers bright, high contrast presentations and images with crystal clarity. Vibrant, life-like colours using BrilliantColor technology will ensure your audience is left speechless every time the EX531 is turned on. The environmentally friendly EX531 has energy saving features including <1W standby mode. Long lamp-life of 4000hrs combined with our unique Optoma Colour guarantee saves you both time and money whilst ensuring hassle-free, long lasting projection.