CLUB3D Certified Thunderbolt™4 Portable 5-in-1 Hub with Smart Power. Connectivity technology: Docking, Host interface: Thunderbolt 4. Product colour: Silver, Compatibility: OS Support: Windows10™ or above version supported Thunderbolt™ 4 host MacOS™ 11 or above.... Power source type: DC, Power supply: 10 W, Output voltage: 20 V. Windows operating systems supported: Windows 10, Mac operating systems supported: Mac OS X 11.0 Big Sur. Sustainability certificates: CE, Federal Communications Commission (FCC), RoHS