Dual M.2 22110/2280 PCIe NVMe SSD expansion card
Connector: 2 x M.2 22110 or 2280 PCIe (Gen2 x 4) NVMe SSD slots
PCIe and Lanes: PCIe Gen2 x 4
Bracket: Low-profile (default). Low-profile flat and Full-height brackets are also included.

Recommended models (requires QTS 4.3.3 or later): TS-531P, TS-531X, TS-831X, TS-1635, TS-x31XU, TS-x53B(U), TS-563, TVS-x63, TS-x63U, TS-x70, TS-x70U, TVS-x71, TVS-x71U, TS-x77, TVS-x82(T), TS-x79(U), TS-x80(U)