For Gen 4.0 PCIe Card to 2280 SSD M.2 X16 Adapter M.2 PCI-E 4-Bays 4x4 4 Solid
Conditions of use: The PCIE slot corresponding to the motherboard supports BIOS settings, and the PCIE working mode is set to X4X4X4X4. It is suitable for 1 to 4xM. 1, PCIE X16 full bandwidth 4.0, GEN4 protocol, compatible with gen3\gen4.