4U 24 slot IP SAN network storage. iSCSI 1Gb*12, max. support 120pcs SAS/near-SAS hard disk. Dual controller, dual power, 64bits 2-CPU*1, max. 2pcs.  8GB RAM, max. 32GB.  72 hour BBU, H/W RAID 0, 1, 5, 6, 10. LUNs*1024, Hosts*128.  Storage Manager software, support Snapshot, SNMP/Email alarm, UPS power off protection,