Optoma 4K400STx

Screen Ratio: 4:3 & 16:9

• 4,000 Lumens
• Contrast Ratio: 1,000,000:1
• Bright, True 4K UHD short throw projector for classrooms and meeting spaces
• Enjoy 1080p in 240Hz with 4.2ms input lag when connected to a PC
• .5 Throw