StarTech.com Compact USB C to Mini DisplayPort Adapter, 8K 60Hz/4K USB-C to mDP 1.4 Video Converter w/Keychain Ring, USB Type-C DP Alt Mode (HBR3 HDR DSC) to mDP Monitor, TB3 Compatible

USB-C Keychain Adapter (CDP2MDPFC) - USB / DisplayPort adapter - 24 pin USB-C (M) to Mini DisplayPort (F) - Displayport 1.2/Thunderbolt 3 - 4K support - black