Western Digital Store offers its Western Digital 6TB My Book Live Duo NAS, model no. WDBVHT0060JCH-NESN, for $189.99 with free shipping. That's tied with our expired mention from two days ago and the lowest total price we could find by $230. It features an 800MHz processor, Gigabit Ethernet, automatic file backup, RAID 1 mirroring, and media streaming.