StarTech Thunderbolt 3 Network Adapter

2-port Thunderbolt 3 to 10 GbE fibre network chassis This Thunderbolt 3 to fibre network adapter connects your Thunderbolt 3-enabled device to a 10 GbE network. The assembled adapter features one DisplayPort output, one additional Thunderbolt 3 port, and two open 10 GbE SFP+ slots. You can swap in other PCIe cards to support other functionality (the chassis does not support video cards).