LENOVO THINKPAD UNIVERSAL USB-C DOCK VIDEO PORTS: 2X DISPLAY PORT; 1X HDMI PORT SB PORTS: 3X USB3.1; 2X USB2.0; 1X USB-C AUDIO PORTS: 1X COMBO AUDIO JACK ETHERNET: 1X GIGABIT ETHERNET WINDOWS 10 3YR CCI THINKPAD UNIVERSAL USB-C DOCK IS A WELCOME INNOVATION DOCKING THAT TAKES USERS BEYOND TRADITION AND INTO THE REALM OF LIMITLESS POTENTIAL. EXPERIENCE UNIVERSAL COMPATIBILITY WITH DYNAMIC POWER CHARGING MAX AS 100W TO NOTEBOOKS, AUTOMATED FIRMWARE UPDATES, NEXT-LEVEL PLUG-AND-PLAY