The D-Link 2-Port USB 3.0 PCI Express Card (DUB-1310) adds 2 USB 3.0 ports to your PC, allowing you to connect USB devices such as external storage, digital cameras, printers, and more. Providing data rates of up to 5Gbps - 10 times faster than USB 2.0. You can transfer your photos, music, and HD movies to a USB 3.0 external storage device faster than ever before.