["Description:\r\n\r\nFeatures:\r\nbrand new and high quality.\r\nfor Express card to USB 3.0 2 port adapter.\r\nSuitable for notebook computer (or contain ExpressCard Slot Computer).\r\n2 USB 3.0 specifications port.\r\nSuitable for laptop and desktop with 34mm/54mm slot.\r\nTransfer rate 5Gbps.\r\nSupport USB series specifications (Compatible USB 1.1 Full-Speed / 2.0 High-Speed).\r\nSupport Super-Speed 5Gbps, High-Speed 480Mbps, full-speed.\r\n12Mbps and low-speed 1.5Mbps data transfer rate.\r\nSupport for Microsoft for Windows.\r\n\r\nSpecifications:\r\nMaterial: Plastic + Metal\r\nColor: Silver (shown as pictures)\r\nSize: 75×34×3mm/2.95×1.34×0.12in (Approx.)\r\nQuantity: 1 Set (other accessories demo in the picture is not included)\r\n\r\nNote: \r\n1.Transition: 1cm=10mm=0.39inch\r\n2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\n3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:\r\n1 X PCI-E To USB 3.0 for Express Card Adapter (No retail package)\r\n1 X CD Driver"]