ASUS Hyper M.2 X4 Mini plus Hyper Kit U.2 PCIe x4 universal NVMe interface. Well this board adds another one using a free PCIe x4 slot. One is using the native motherboard M.2 slot. The other two are U.2 drives connected using these boards, using a total of two PCIe x4 slots.. Condition:: Open box: A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second or a new, unused item with defects. See the seller’s listing for full details and description of any imperfections. See all condition definitions : Compatible Motherboard Brand: : Universal , MPN: : HYPER M.2 X4,MINI WITH SCREWS: Brand: : ASUS ,