ULT-WIIQ USB 3.0 to RJ45 LAN Adapter，USB C to RJ45 2.5Gb LAN Adapter for Thunderbolt 4/3, USB4, MacOS, Windows, Linux, Steam Deck, Mac Mini, Surface, NAS, Server. 【Easy to Use 】 USB Ethernet Adapter plugs and plays on Mac OS (Big Sur or later) without driver installation.
eBay