B&H is selling the QNAP TS-251+ 2-Bay NAS Server for $259. Shipping is free
Link: https://www.bhphotovide
Alternatively, Amazon has matched B&H for the time being: (thanks SniperSheep)
—> With a PLEX PASS and HARDWARE ACCELERATION ENABLED, this can handle Plex 1080p on the fly transcoding