Optoma HD141X 1080p 3D DLP Home Theater Projector Screen Size Range: 66-inches from 8 feet; 107-inches from 12 feet 3000 ANSI Lumens Contrast Ratio: 23,000:1; 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