It offers four 40GBps Thunderbolt four ports (suitable with USB-C, Thunderbolt three and Thunderbolt four) furthermore 4 10Gbps USB-A ports. One of several TB4 ports is upstream, so connects to the computer; one other 3 are downstream for connecting other devices. You'll find 3 USB-A ports pushing info at 5Gbps https://supertop-shop.com/ethernet-simple-3-0-usb-c-hubs/