$50 price drop. Newegg has the Seagate ST340005SHA10G-RK Black Armor 440 NAS 4TB Network Attached Server for $600 - $100 off with coupon code EMCKAJE56
[Exp 9/21] = $500
with free shipping. Features four 1TB hot-swappable seagate hard drives, 2 gigabit ethernet ports, port failover and NAS to NAS replication, RAID 0/1/5/10 & JBOD.