Astrotek PCI Express USB3.0 1x Internal Port Card , with standard-height and low-profile brackets<br /> - compatiable with AT-U3HUBFB<br /> Specifications :<br /> - Chipset : Fresco FL1000 <br /> - PCI Express Card Specification rev. 1.1 compliant<br /> - PCI Bus Power Management Interface Specification rev. 1.2 compliant <br /> - 1 x Internal USB 3.0 Port<br /> - Max. 5 Gb/s transfer rate per port <br /> - USB specification 3.0 rev. 1.0 compliant<br /> - Supports USB 3.0, USB 2.0 &amp; USB 1.1 devices<br /> - Supports USB data rate 5Gb/s, 480Mb/s, 12Mb/s &amp; 1.5Mb/s <br /> - Compliant with xHCI (eXtensible Host Controller Interface) specifications Revision 0.96<br /> - Over-current sensing &amp; Fuse Protection<br /> - Supports Hot Swap, Plug &amp; Play<br /> - Low Profile support<br /> - Drivers support Windows XP or above<br /> - Linux Kernel 2.6.31 native support