BENQ TK710STi 3D projector Black, White

BenQ TK710STi. Projector brightness: 3200 ANSI lumens, Projection technology: DLP, Projector native resolution: UHD 4K (3840x2160). Light source type: Laser, Light source life: 20000 hours, Light source life (economy mode): 20000 hours. Focal range: 10.2 - 12.24 mm, Aperture (F-F): 2.53 - 2.73, Zoom ratio: 1.2:1. Graphics resolutions supported: 640 x 480 (VGA), 3840 x 2160, Video modes supported: 1080p. Type of serial connection: RS-232, HDMI version: 2.0b