Lenovo ThinkPad Thunderbolt Docking Station for Notebook, Monitor, Workstation - 230 W - 4 Displays Supported - 4K, 8K - 3840 x 2160, 7680 x 4320 - 4 x USB Type-A Ports - USB Type-A - 1 x USB Type-C Ports - USB Type-C - 1 x RJ-45 Ports - Network (RJ-45) - 1 x HDMI Ports - HDMI - 2 x DisplayPorts - DisplayPort - Thunderbolt - Wired - Gigabit Ethernet - Windows