The product has multi-function, which can be used as gigabit network card or a cable hub.It is compatible with USB 3.0 and USB 2.0.3 ports can be used simultaneously, which is convenient to use.It is plug and play and no external driver is required, which is convenient to use.Transmission rate is up to 1000Mbps, providing high performance.With mini compact size, it is easy to carry.It is compatible for Windows 7/8/8.1/10/2000/2003/XP, for Mac OS X and for Linux.Item Name: Cable HubMaterial: PlasticInterface: 3 x USB 3.0, 1 x RJ45Transmission Rate: 10/100/1000MbpsCompatible Systems: for Windows 7/8/8.1/10/2000/2003/XP, for Mac OS X, for LinuxFeatures: High Speed, Portable, Large CompatibilitySize: 30.5cm x 3.2cm x 2cm/12.01" x 1.26" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Cable Hub