M. 2 SFF-8643 Card and U. 2 U2 SFF-8639 NVME PCIe SSD Cable for Mainboard SSD The package included one adapter and one 50cm cable. for Mainboard and U. 2 SSD 750 M. 2 SFF-8643 interface. Not work for SAS or SATA disk. Hyper Kit Storage controller, Ultra M. 2 Card Support 4x PCIe 3.0 and PCIe 4.0 Support Windows 10 or Later.