Features:4 Port High Speed USB HUB100% Brand New and High Quality.Plug and PlayAllows Simultaneous Operation Of UP To Four Separate Devices All Attached To A Single USB PortCompatible With:USB 1.0 and USB 2.0Support Data Transfer Rate UP To 480MbpsAll Systems are SuitableSpecifications:Color: Black/ WhiteSize: 45*2.5*2.5cmMaterial: plasticPackage Included:1 x 4 PORT HIGH SPEED MINI USB 2.0 HUBNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Due to different personal measuring techniques, there might be 1-3cm error of the physical. Thank you!