5 bay nas memory capacity 10 tb max hard drives 5 hard drive form factors 25 35 inch hard drive types hdd ssd hard drive access front hard drive location vertical internal interface sata iii target audience small and medium sized businesses smbs internal file system ext4 external file systems ext3 ext4 ntfs hfs fat raid levels 0 1 5 6 10 synology hybrid raid jbod networking gigabit 101001000 connections 4x rj 45 2x usb 30 2x esata po