[Pre Order - allow extra time] Hisense GM50D Series 55" UHD 4K Commercial Monitor UHD 4K (3840 x 2160) Native Resolution, ADS LCD Panel, VisionInfo Device Management Built-In, 2 x HDMI 2.0 - 1 x DisplayPort 1.2a, 1200:1 Static Contrast Ratio, 450 nits...