Mbeat? 4 port mini USB hub- Super mini with fold-away cable design is high quality finished. It offers 4-port USB 2.0 high-speed interfaces and ideal for laptop, ultrabook and Mac book users. - Ultra portable design - Built-in 4 USB 2.0 ports - 1 power LED indicator - 4 cm fold away USB cable design - Support optional 5V AC/DC power - Works with PC and Mac.SPECS: 4 x USB 2.0 ports1 x power LED indicator4cm tuck-away USB cableWorks with PC and MacUSB 2.0 Speed up to 480MbpsDimension: 42 x 37 x 15.5mmWeight: 22g