BENQ X3100i Standard projector White/Black

BenQ X3100i. Projector brightness: 3300 ANSI lumens, Projection technology: DLP, Projector native resolution: UHD 4K (3840x2160). Light source type: LED, Light source life: 20000 hours, Light source life (saving mode): 30000 hours. Focal range: 17.02 - 22.21 mm, Aperture (F-F): 1,8 - 2,25, Zoom ratio: 1.3:1. Supported graphic resolutions: 640 x 480 (VGA), 3860 x 2160. Serial connection type: RS-232, HDMI connector type: Full size, HDMI version: 2.0b