M key M.2 NGFF SSD to PCI-E X4 adapter or B key M.2 NGFF SSD to SATA adapter.The speed and other properties is not changed, only change the interface type and without any software or drivers.Support size: 22x30 mm, 22x42 mm, 22x60 mm, 22x80 mm M.2 NGFF SSD.Compatible with any ( On the premise of must be compatible with your ).Product name: M.2 NVME to PCI-E 3.0 X4 Expansion CardType: PCIE to M2 AdapterInternal Interface: M Key + B Key Dual PortsSupport Slots: PCI-E 4.0 X4 (Compatible with X4 X8 X16 slot)Support devices: PCI-E specification m.2 NVMe and SATA specification M.2 NGFF diskSupport system: /7/8/10, Linux, for OS.About M.2 NGFF SSD interface standard:Socket 2(B key 2 ):there are SATA(such as THNSNH128G8NT/ THNSNH128GDNT/MZNTD256HAGM models of SSD) and PCI-E 2X(such as -AG128M6E/-AG256M6E/-AG512M6E/SD6PP4M models of SSD) two different transfer mode.Socket 3(M key,4 ):PCI-E 4X(such as MZHPU128HCGM MZHPU256HCGL and MZHPU512HCGL models of SSD) transfer mode.Colour:black+goldMaterial:PCB+metalPackage Contents:1 x PCI-E to M.2 NVME Adapter1 x Low Bracket1 x SATA 3.0 cable (random colors, 't accept the specified color)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.