12TB My Cloud Mirror, Save everything in one place with twice the protection and access it from anywhere Two-bay enclosure Free mobile and desktop apps Gigabit Ethernet PC/Mac compatible Mirror Mode (RAID 1 - default mode), RAID 0, JBOD, spanning DLNA 1.5 & UPnP certified 1.2 GHz processor; 512 MB memory Dual USB 3.0 expansion ports iTunes support Auto network discovery 2-year limited warranty"