Vivitek DU4771Z Vivitek DU4771Z data projector 6000 ANSI lumens DLP WUXGA (1920x1200) 3D Desktop projector White Resolution: WUXGA (1920 x 1200) Brightness: 6000 ANSI Lumens Contrast ratio: 20,000:1 Max. Supported resolution: WUXGA (1920 x 1200) @60Hz Ratio: 16:10 Lamp life and type: free lamp design. The laser light source lasts up to 20,000 hours Display type Single chip DLP Technology by Texas Instruments Chip size: 0.67” DMD Throwing ratio: 1.15 - 1.90:1 Image size (diagonal): 37" - 201" Projection distance: 1.5 - 5.0 m Projection lens: F = 2.45 - 3.13, f = 17.23 - 27.9 mm Zoom factor: 1.65x Lens shift range vertical: +12%; Horizontal: +/- 2.5% Offset: 115% and manual lens shift Stone stone correction: vertical: +/- 30 °; Horizontal: +/- 30 ° Speakers: 5W x 2 Connection ports: VGA-In (15pin D-Sub), HDMI (x3: HDMI/MHLx1, HDMIx2), (RCA), VGA-Out (15pin D-Sub), Audio-Out (Mini-Jack), RJ45 (x2 : HDBaseTx1, LANx1), RS-232, 3D-Sync (1: Out), USB A (power only), USB miniB (service), microphone (mini jack) Dimensions (W x D x H): 360 x 451.5 x 151 mm Weight: 10.7 kg