Use an M.2 2280 (M key) PCIe NVMe SSD in a U.2 PCIe NVMe SSD drive bay (M.2 SSD sold separately)
Up to PCIe 4.0 x4 file transfer speeds
The QDA-UMP4 allows installing an M.2 PCIe 4.0 x4 NVMe SSD in a 2.5-inch U.2 (SFF-8639) PCIe 4.0 x4 NVMe SSD drive bay. No extra software or drivers are required for the QDA-UMP4 and it can be installed in a PC/workstation (Windows, Linux) or QNAP NAS to enable using M.2 SSDs as cost-effective alternatives to expensive U.2 SSDs.