The World\'s First HD Short-throw 3D Projector. The W710ST Short Throw projector delivers a 63\" image at just 39 inches from the screen - allowing you to enjoy movies and games in just about any size room. The W710ST is the world\'s first short-throw projector to offer 720p high definition resolution for home entertainment. A brightness level of 2500 ANSI lumens delivers optimum picture performance. An ultra-high contrast ratio of 10,000:1 enhances every picture with razor-sharp details and superbly rendered image definition. BenQ transforms your audiovisual entertainment with industry-leading 3D technologies, DLP Link and NVIDIA 3D Vision, bringing the 3D movie experience into your home. HDMI is the highest connection standard for a high definition picture, and now you have a dual HDMI interface to enjoy more without having to swap cables each time you want to view digital content from a second source. A special cooling technology is incorporated into the W710ST to prevent the lamp from overheating, lowering the cost for lamp replacement significantly.