Orico 2 Port USB3.0 Express Card (Support Mac) (PFU3-2P) 1,390.- est. delivery in 2-4 days SKU:#016142 Product No.:PFU3-2P Short link:http://i.nvade.it/4cm See specifications from the manufacturer Description Specifications ORICO newly released desktop 2 ports USB3.0 super speed express card, USB3.0 is one of the hottest specification in IT field. USB2.0 is the most widely used interface in IT field, and there are nearly 2 billion USB devices in the market. The appearance of USB3.0 will take the position of USB2.0, as it can reach the super speed that USB2.0 cannot reach, and the transfer rate of USB3.0 is 5Gbps, faster than USB2.0(480Mbps) and e-SATA（3Gbps）. It can compatible with USB2.0 and USB1.1, it means, it can be used in original USB2.0 interface.