Vantec 4 x USB 3.1 C. Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-C, Hub interfaces: USB 3.2 Gen 1 (3.1 Gen 1) Type-A. Data transfer rate: 5000 Mbit/s, Product color: Black. Power source type: USB. Windows operating systems supported: Windows 10 Education,Windows 10 Education x64,Windows 10 Enterprise,Windows 10 Enterprise..., Mac operating systems supported: Mac OS X 10.6 Snow Leopard,Mac OS X 10.7 Lion,Mac OS X 10.8 Mountain Lion,Mac OS X 10.9 Mavericks. Width: 11.3" (287 mm), Depth: 1.5" (38 mm), Height: 0.669" (17 mm)