M.2 NVME & SATA Dual protocols expansion card M.2 NVMe & M.2 SATA to PCI-E 3.0 X4 Expansion CardConvert Card * M.2 NVMe & M.2 SATA to PCI-E 3.0 X4 Expansion Card* Internal Interface: M.2 M-key & M.2 B-key* Supported Slots: PCI-e 3.0 Gen3 X4 (compatible with mainboard X4/X8/X16 slots)* Supported SSD: 2230/2242/2260/2280, PCI-E Channel NVME Protocol M.2 SSD x 1; 2230/2242/2260/2280 SATA protocol M.2 SSD x 1* Transmission Speed: 32Gbps (NVME protocol) / 6Gbps (SATA protocol)* Supported Capacity: 4TB Max, 2TB Single Disk* Net weight: 46g* Operation system: Windows 7/8/10/11, Mac OS 10.8 and above