The PEX2MPEX PCI Express to Mini PCI Express Adaptor Card enables Mini PCI Express cards (Mini Cards) to be used in a standard PCI Express card slot. These PCIe Mini Cards, which are typically designed for laptops or small form factor ITX computers, can be used normally inside more conventional desktop computers. The Adaptor card features a complete PCIe to Mini PCIe pass-through design that eliminates data transfer rate bottlenecks, while the included full and low profile installation brackets makes this Adaptor card compatible with most computer chassis. Backed by a StarTech.com 2-year warranty and free lifetime technical support.