mbeat? “STICK 4-Port USB 3.0 Hub - Aluminium Portable 4 Port Data Transfer Super Speed USB Hub Adapter Ultrabook MacBook SurfaceBookFeature: 4 x USB 3.0 ports for high speed data transfersStylish and elegant aluminium finishSleek, compact design for portability and durabilityFor Macbook, Surface Pro & UltrabookSpecs: USB Port: USB 3.0Speed: Up to 5GbpsCompatibility: Backward compatible with USB 2.0Material: Aluminium + plastic designSupport OS: Windows XP / Vista / Win7 / Win8 / Win 8.1 or Mac OS 10.X and aboveProduct Size: 11.0 x 4.0 x 2.2 cmProduct Weight: 71gPackage Size: 12 x 16.2 x 2.5 cmPackage Weight: 121.5gPackage Contents: USB 3.0 hub