Transcend HUB3. Hub interfaces: USB 3.2 Gen 1 (3.1 Gen 1) Type-A. Product color: Black, Certification: CE/FCC/BSMI/KC/RCM/EAC. Input voltage: 5 - 12 V. Windows operating systems supported: Windows 10,Windows 7,Windows 8, Mac operating systems supported: Mac OS X 10.2 Jaguar, Linux operating systems supported: Kernel 2.6.31. Width: 1.95" (49.5 mm), Depth: 0.591" (15 mm), Height: 3.09" (78.6 mm)