Allegedly, except it's got a remote admin app Qfinder that you use to initialize it. That's where the documentation is patchy, if you don't go with the default RAID 5 (I want to do 10). I did post a query on their forum earlier.
Ooh, already got a good answer too
http://forum.qnap.com/viewtopic.php?f=11&t=100132&p=447163#p447163EDITED: 27 Nov 2014 02:08 by DSMITHHFX