The hmpexadp half size to full size mini pci express pcie adapter allows for almost any standard half length pcie mini card to be mounted into a system that only accepts standard full length cardsr r designed for use in systems such as mini itx and embedded computing this mini pcie adapter is a complete pass through that lets the mini pcie card function at full speed all without any drivers or software to installr r backed by a startechcom 2 year warranty and free lifetime technical suppo