6 bay nas memory capacity 18 tb number of installed hard drives 6 max hard drives 6 memory capacity per hard drive 3 tb target audience small and medium sized businesses smbs raid levels 0 1 5 10 6 networking gigabit 101001000 connections 1x esata 1x usb 20 2x usb 30 2x rj 45 case tower processor intel atom clock speed 2 100 mhz ram 2 gb optical disc drives without protocols afp cifssmb nfs http https ftp ftps webdav hdd management