Amazon offers the Synology DiskStation 2-Bay Gigabit Ethernet Network Attached Storage Server, model no. DS212J, for $179.99. With free shipping, that's $10 under our August mention and lowest total price we could find by $13. Sales tax is added where applicable. It features a 1.2GHz processor, 256MB RAM, two USB ports, and a Gigabit Ethernet port. It can hold two SATA hard drives and supports RAID 0, RAID 1, JBOD, and more.

Note that it's currently out-of-stock, however it can still be ordered at this price for delivery when available.