optoma tx542-3d 2800 lumen dlp mult-media network projector
optoma s tx542-3d is designed to meet the demanding requirements of school districts and businesses . bright high contrast images provide easy-to-read text and the built-in closed captioning decoder displays text from videos that have closed captioning embedded in the signal . wired networking allows remote management and control of the projector and a built-in 10-watt speaker system outputs volume required for larger audiences .