newegg offers the Thecus Enterprise 5-Bay Diskless NAS Network Attached Storage, model no. N5550, bundled with two Western Digital 2TB Serial ATA 6Gb/s Hard Drives, model no. WD20EFRX, for $589.99 with free shipping. That's $79 less than the lowest total price we could find for these items when purchased separately elsewhere. The NAS features RAID 0, 1, 5, 6, and 10 and JBOD compatibility. The hard drives feature a 64MB cache.