China PCIE Connector manufacturers Specifications PCIEX4-MKEY MODEL: FC-PCIEX4-MKEY These adapters are made to occupy PCI Express slot(s) on your motherboard, and can be used to power additional SSD storage in the M.2 form factor; which can either be NVMe drives or SATA drives. It has native OS support and includes full and low profile brackets. Form FactorComputer Card Internal ConnectorsM.2 Module with "M" Key SSDs SupportedSingle-sided M.2 2280 NVMe PCIE SSDs Boot SupportWindows Linux MacOS NVMe SupportYes SMART Status Date Reporting SupportYes Package ContentsFC-PCIEX4-MKEY Quick Install Guide Warranty2 year Others FAQ Q: What SSDS does this NIC support? A: M.2 M-KEY interface Q: Which M.2 hard drives are applicable? Answer: Standard 2230, 2242, 2260, 2280 can be installed. Q: How effective is it? A: Standard PICEX4 interface, the transfer rate also depends on the SSD rate itself.The maximum speed is 3200MB/S.China PCIE Connector manufacturers website: