4k projector

Optoma 4k550 4K Ultra HD Projector Features Incredible 4K UHD (3840 x 2160) resolution with HDR10 and REC.2020 compatibility 5,000 lumens and 10,000:1 contrast ratio Bright and compact for corporate environments Vertical lens shift with 1.6x zoom 3D ready with DLP Link compatibility Extensive I/O with HDMI, 12v trigger, RS-232C and LAN