QNAP presents the TS-509 Pro Turbo NAS which is really powerful. It is powered by an Intel Celeron 1.6GHz processor, 1GB of RAM, and 128MB flash. The TS-509 Pro Turbo offers 5 Hot-Swappable drive bay for 3.5-inch SATAI/II hard drives up to 5TB.
The NAS supports dual Gigabit LAN, RAID 0/ 1/ 5/ 6/ 5+Spare and JBOD, wake on Lan, Online RAID expansion and level migration. It has a LCD display showing you the status.