Upgrade your computer's connectivity with the SIIG BLB1425X JU-P40213-S1 4 USB 3.0 Port PCI Express Card. This expansion card offers four external USB 3.0 ports for fast data transfer and is compatible with both PCI and USB 3.0 ports. Ideal for computer enthusiasts and professionals who require high-speed data transfer, this expansion card from SIIG is the perfect addition to your computer setup. Its compact size makes it easy to install, while its plug-and-play design ensures hassle-free usage. With the SIIG BLB1425X JU-P40213-S1, you can enjoy lightning-fast data transfer speeds and enhanced connectivity.