Designed for Surface Pro 9/Pro 10/Pro 11/Pro X - Our surface pro 11 hub is designed for Surface Pro 9/10/11/X with multi-functional ports: 1*USB-C Thunderbolt 4 (8K@30Hz video display + 40Gbps data transfer + 100W PD charging), 1x 4K@30Hz HDMI port, 2 USB 3.0 ports, 1 SD card slot, 1 TF (Micro SD) card slot. (Note: Please confirm your tablet model before purchase, please remove your tablet case when using the surface pro 9 hub docking station, so as not to prevent the socket link is not tight enough, affecting the use of the effect). Perfect Multifuntional Accessories - Our surface Pro 9/Pro 10/Pro 11/Pro X adpter features a multifunctional port that allows your surface pro 9 tablet to perform multiple cross-office tasks at the same time. It can be used for projection, mobile phones, USB data transfer, card readers, charging or driving other devices (mouse, keyboard, audio, etc.). Plug and play, stable and fast link, no need to use other external tools, ideal for office, business, sc