40Gbps is used for the USB4 move-by port, when the 2nd Thunderbolt port distributes 40Gbps of bandwidth to the rest of the ports to the hub. The USB-C options reversible technologies that permits the cable to transmit information either way. There isn't a conventional orientation for data transfer. * Trade‑in https://mariolfyri.blogozz.com/26426986/what-does-usb-c-adapter-to-hdmi-mean