Hardware Specifications — Quad M.2 2280 PCIe NVMe SSD expansion card

Connector	4 x M.2 2280 PCIe (Gen2 x 4) NVMe SSD slots
PCIe and Lanes	PCIe Gen2 x 8
Bracket	Low-profile (default). Low-profile flat and Full-height brackets are also included.
Dimensions (L x W x H)	8.07 × 0.81 × 2.71 inch
Note [NAS]	Recommended models (please update your NAS to latest version) Note: The TS-x77 and TVS-x82(T) series only supports installing the QM2 in the System Zone PCIe slot (PCIe slot 1).
Note [PC]	Note: The system BIOS and Operating System (OS) must be capable of supporting a PCIe NVMe SSD. Please refer to the technical manual of your system or consult with the vendor.
Standard Warranty	1 year