WD 12TB My Cloud DL2100 Business Series Network Attached Storage (NAS) for $589.99 shipped. Here is a screenshot for reference. It features multiple backup options, including local backup, NAS to NAS, NAS to USB, USB to NAS and integrated cloud backup. In addition, this NAS can be configured to run in a variety of setups, such as RAID 0, 1 or JBOD and spanning. Most places have it for about $849.