SLPE1254 is a series cards for PCIe 3.0 to M.2 M key connector. It connects to M.2 NVMe SSD. can make full use of the low delay characteristic of PCIE to improve the speed of SSD and increase the number of M.2 interfaces of host. This card requires SPLID PCIE on the motherboard, and BIOS supports PCIe Slot bifurcationFor more details on product, Please refer to http://www.papyrus.co.il/pcie4%20portsmvmessd.htm