Connects PCI-E x4/x1 device to NGFF M.2 M Key.  Compliant with PCI Express M.2 specification 1.0.  Compliant with PCIe 3.0 specification.  Supports data transfer up to 4.0GB/s.  Supports socket 3 (M Key).  One PCIe x4 female socket and one NGFF M.2 Key M male connector available.  Floppy 4 pin power connector available for stable power.  2 screw holes 2260/2280 available.  Easy installation