1 x 256 GB, M.2 2280, SATA 6Gb/s
Internal SSD Module.
QNAP SSD-M2080-256GB-A01, 256 GB, M.2, 6 Gbit/s
QNAP SSD-M2080-256GB-A01. Solid-state drive capacity: 256 GB, SSD form factor: M.2, Data transfer rate: 6 Gbit/s