Buy.com offers the Iomega 4TB StorCenter ix2-200 Cloud Edition Gigabit Network Attached Storage Drive, model no. 35430, for $279.99 with free shipping ($0.07/GB). That's the lowest total price we could find by $50. (We listed it for $10 less in June.) It features two 2TB hard drives, RAID 1 or JBOD configurations, print server functionality, Gigabit Ethernet, Time Machine support, and more.