https://alexnld.com/product/rocketek-sur368-sur468-sur568-surface-hub-usb-hub-card-reader-for-surface-pro-3-4-5-6-with-1000mbps-rj45-lan-4k-hdmi-usb-3-0-ports-sd-tf-card-slots/?hilite="EDUP USB 3.0 LAN to RJ45 Hub Converter 1000M LAN Ethernet Adapter Splitter EP-9611"