GearMo Super Speed USB 3.0 7-Port Aluminum Mercury Hub Aluminum body ensures solid build quality and also adds to the aesthetic of your Apple products Unique blue LED indicator for power and device status 7 USB 3.0 ports support hot-swap, plug and play and very easy to use OS compatibility: Windows 98, Me, XP, 2000, 2003, CE, Vista, Windows 7, and Windows 8 as well as Linux and Mac OS 10.X