iogear GUD3C4K3. Connectivity technology: Wired, Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-C, USB Power Delivery up to: 100 W. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product color: Silver, Compatible memory cards: MicroSD (TransFlash), SD, HD type: 4K Ultra HD. Power connector: USB Type-C, Power cable length: 9.53" (0.242 m). Windows operating systems supported: Windows 10, Mac operating systems supported: Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina