QDA-U2MP | Use two M.2 PCIe NVMe SSD in a U.2 PCIe NVMe SSD drive bay for PC and NAS | QNAP
Amazon.com: Western Digital 2TB WD Red SN700 NVMe Internal Solid State Drive SSD for NAS Devices - Gen3 PCIe, M.2 2280, Up to 3,400 MB/s - WDS200T1R0C : Electronics
Amazon.com: Western Digital 1TB WD Red SA500 NAS 3D NAND Internal SSD - SATA III 6 Gb/s, M.2 2280, Up to 560 MB/s - WDS100T1R0B : Electronics
Amazon.com: Western Digital 2TB WD Red SN700 NVMe Internal Solid State Drive SSD for NAS Devices - Gen3 PCIe, M.2 2280, Up to 3,400 MB/s - WDS200T1R0C : Electronics