... standard,elongated 2U power and redundant power supply. 4>Support 12 SAS or SATA Hot-swapped HDD. 5 ... RED PSU and ATX power1I/O ShieldWith MB1Fans80384 (4 max)Sliding Railsupport1Expansion SlotFull Height Slot7applied range1Internet using for ... strength count2Using for internet( Web , Mail ,file server,database,online case server)3Virtual server, ASP ,server network access4Network storage. 2U Rackmount ...