Optoma GT1080 1080p 3D DLP Short Throw Gaming Projector Screen Size Range: 111-inches from 4 feet; 166-inches from 6 feet 2800 ANSI Lumens Contrast Ratio: 25,000:1; Keystone Correction: Yes, Lens Shift: No 1-Year Limited Parts and Labor, 90-Days on Lamp 2 x HDMI (1.4a 3D support) + MHL v1.2, Audio Out 3.5mm, 12V trigger, 3D-Sync, USB service