Expansion Unit DX517
Drive Bays: 5
Compatible Drive Type: 3.5" SATA HDD, 2.5" SATA HDD, 2.5" SATA SSD
Maximum Internal Raw Capacity: 80 TB (16 TB drive x 5) (Capacity may vary by RAID types)
Hot Swappable Drive: Yes
RAID Management through Synology DSM: Yes
eSATA Port: 1
Power Supply Unit / Adapter: 200 W
Warranty: 3 Years