Lenovo ThinkVision 27 3D 27" Class 4K UHD LED Monitor - 16:9 - Raven Black - 27" Viewable - In-plane Switching (IPS) Technology - WLED Backlight - 3840 x 2160 - 16.7 Million Colors - 310 cd/m² - 4 ms - 60 Hz Refresh Rate - Speakers - HDMI - DisplayPort - USB Hub

Samsung ViewFinity S7 S27D702EAN 27" Class 4K UHD LED Monitor - 16:9 - Black - 27" Viewable - In-plane Switching (IPS) Technology - LED Backlight - 3840 x 2160 - 1.07 Billion Colors - 350 cd/m² - 5 ms - 60 Hz Refresh Rate - HDMI - DisplayPort

Lenovo D27-30 27" Class Full HD LCD Monitor - 16:9 - Raven Black - 27" Viewable - Vertical Alignment (VA) - WLED Backlight - 1920 x 1080 - 16.7 Million Colors - FreeSync - 250 cd/m² - 4 ms - 75 Hz Refresh Rate - HDMI - VGA