D-Link DUB-H7. Host interface: USB 2.0 Type-B, Hub interfaces: USB 2.0. Data transfer rate: 480 Mbit/s, Product colour: Black, Certification: FCC, CE, C-Tick, VCCI, IC, RoHS. Input voltage: 5 V, Input current: 3 A. Windows operating systems supported: Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium..., Mac operating systems supported: Mac OS 9.0, Mac OS 9.1, Mac OS 9.2. Width: 57 mm, Depth: 100 mm, Height: 23 mm