DESCRIPTION DU PRODUITwith 4 USB 3.0 port with super speed 5Gbps.LED indicationslim sizeFuse to protect against surges.DC 5Volts Power JackCompliant with USB 2.0SpecificationsUSB Connectors: A-type downstream/ B type Upstream.Driver Support: Windows 2000/XP/Vista/Win-7, Linux, Mac OS 10/0+.LED: BlueMax Data Transfer Rate: USB 3.0: 5 Gbps/USB 2.0: 480 Mbps.