PCI-E 3.0 4.0 to SFF-8654 Slimline SAS Card Adapter and U. 2 U2 SFF-8639 NVME PCIe SSD Cable for Mainboard SSD ^^ The package included one card and one 50cm cable. for Mainboard and U. 2 SSD 750 PCI-E SFF-8654 interface ^^ Not work for SAS or SATA disk. ^^ Hyper Kit Storage controller, Ultra PCI-E Card ^^ Support 4x PCIe 3.0 and PCIe 4.0 Support Windows 10 or Later.