Optoma 4K400STx 3D Short Throw DLP Projector - 16:9 - WhiteExperience true 4K UHD clarity in compact spaces with the Optoma 4K400STx. This short throw powerhouse is purpose built for classrooms and smaller meeting areas where every inch matters. It combines high brightness imaging with the sharp detail of native 4K, making text, diagrams, videos, and presentations come alive on a large screen from a short distance. Designed for everyday use by educators and professionals, the 4K400STx delivers reliable