Tripp Lite 3-Port Mini DisplayPort to HDMI Multi Stream Transport Hub, MDP 1.2, MDP to HDMI, UHD 4Kx2K (B155-003-HD-V2) Displays the same Image on 3 HDMI monitors, Extends the desktop across all three, or combines all into one large monitor Supports UHD video resolutions up to 3840 x 2160 (4K x 2K) Supports DTS-HD, Dolby TrueHD and 7.1-Channel surround Sound Works with all operating systems 1-Year Limited Warranty