Have a free PCI Express slot on your motherboard? Why not turn it into something useful with the Transcend`s USB 3.0 Expansion Card PDU3? After all, it helps you take one step forward towards the USB 3.0 revolution (which is coming, it just takes time for more and more people to adopt it as a standard feature) which is always a good thing especially if you have tons of data to transfer each day. Being easy-to-install, this add-on card enables speed enthusiasts to experience goods transfer rates up to ten times faster compared to USB 2.0 with optimized ability efficiency. Apart from that, the Transcend USB 3.0 Expansion Card comes with a couple of external USB 3.0 ports, and is backwards compatible with USB 2.0 and USB 1.1. It plays nice with Windows 7 as well, and each purchase comes with the peace of mind courtesy of a 2-year warranty.