12 bay nas memory capacity 120 tb number of installed hard drives 12 max hard drives 12 memory capacity per hard drive 10 tb hard drive form factor 35 inch hard drive type hdd hard drive location horizontal internal interface sata iii target audience small and medium sized businesses smbs raid levels 0 1 5 6 10 50 networking thunderbolt 3 connections 2x thunderbolt 3 1x usb 31 case tower hdd management hot swap supported operating systems ma