Expand your computer's connectivity options with the SIIG 3 Ports USB PCI Controller Card. This PCI to USB 2.0 expansion card features three USB 2.0 ports with a maximum transfer rate of 480Mb/s. It is compatible with USB 2.0 ports and weighs only 70g, making it a lightweight and convenient addition to your computer setup.With a size of 150x120x30mm/5.91x4.72x1.18in, this card is easy to install and use. It is a perfect solution for users who need to connect additional USB devices to their computer. The card is made in China and comes with a model number of PCI to USB. So, if you want to expand your computer's USB connectivity, the SIIG 3 Ports USB PCI Controller Card is a great choice.