Sans Digital Multiplier Storage Enclosure Operating system specifically design forWindows/MAC/Linuxnetwork shareand iSCSI application. Intel 3rd Generation Ivy Bridge Celeron Dual Core 1.50Ghz processor with 2M of Cache. 4GB DDR3 memory; Supports up to a total of 24TB SATA hard drive (4TB x6 HDD) RAID 0, 1, 1+0, 5 and 6 with spare. Dual Gigabit Ethernet ports. Folderto folder replication supporting scheduling with multiple versions or full replication with bandwidth control. Supports iSCSI initiator and target for VMware ESX Server 4.0/4.1, 5.0/5.1or Microsoft Hyper-V Server or Citrix XGen Server.