The NNAS-R12 is a SATA II NAS Subsystem with proNAS 1.3 operating system. It enhances system availability, and manages complex storage environments easily. For improving business productivity and minimizing business risks, NNAS-R12 provides a volume replication and a volume snapshot function. It is also a full featured data protection system supporting RAID levels 0,1,3,5,6,0+1 and JBOD. It supports hot spares and automatic hot rebuild. Its Intel Dual Core 3.3G ( i3-2120) processor and 12 hot swappable bays allow for optimal performance in Media streaming with a capacity up to 36 TB.