2 bay nas memory capacity 4 tb number of installed hard drives 2 max hard drives 2 memory capacity per hard drive 2 tb hard drive mountings click removable drive internal interface sata iii target audiences small office home office soho small and medium sized businesses smbs raid levels 0 1 jbod networking gigabit 101001000 connections 2x usb 20 2x usb 30 1x rs 232 2x rj 45 case tower processors intel atom d2550 dual core clock speed 1 860