The STARTECH MSTMDP123HD is a 3-port Mini DisplayPort to HDMI multi-monitor adapter designed for business and IT professionals requiring extended desktop capabilities. This adapter allows users to connect up to three independent HDMI displays to a single Mini DisplayPort output on a host system. It supports resolutions up to triple 1080p at 60Hz, or dual 4K displays at 30Hz, enabling a multi-screen workstation setup. The device utilizes DisplayPort 1.2 (HBR2) and Multi-Stream Transport (MST) technology to drive multiple displays from a single source.