Hardware Specifications — Dual M.2 22110/2280 SATA SSD expansion card

Connector	2 x M.2 22110 or 2280 SATA SSD slots
PCIe and Lanes	PCIe Gen2 x 2
Bracket	Low-profile (default). Low-profile flat and Full-height brackets are also included.
Dimensions (L x W x H)	5.79 × 0.81 × 2.71 inch
Note [NAS]	Recommended models (please update your NAS to latest version) Please check the M.2 SSD compatibility list and QM2 Installation Guide
Standard Warranty	1 year