LRSU9A71-4A(3U) is a PCI Express 2.0 x1 four-port USB3.0 Type-A 5GB USB expansion card developed based on Renesas uPD720201 master control solution. This USB expansion card can easily extend 4 USB ports to PC or server to connect multiple external devices, such as external storage, external CD/DVD drive, digital camera, printer, network, through the available x1 or higher PCle slot cameras and other equipment. Each port of the USB card can provide up to 5Gb/s data rate, and this port supports hot plugging, allowing users to connect and disconnect external drives as needed. The card configuration new USB3.0 standard supports data transfer speed ten times faster than the previous generation USB2.0 standard, so that it can quickly and efficiently transfer and backup a large number of photos, music and movies.