3 Way Aluminum Front Panel with Locks Front Access USB3.0 x2 80mm x1, 60mm x1 Cooling Fan Front Mount ATX Power Supply Removable Air Filter Power and HDD LED Power and Alarm Reset Switch Optional Aluminum Chassis The D-300-FS incorporate performance and capacity in a 3U form factor. It features two 5.25 and six 3.5 bays for high density storage application. Whether its web server, database server, D-300-FS can accommodate the thermal requirements of dual processor and Raid drive storage needs. The 7 PCI slots support PCI, PCI 64bits, AGP, and PCI-Express add-on cards which enable future upgrades for customized functions and application needs. D-300-FS is a cost effective chassis for data and storage server. MFG.ID: D300FS-DE1BK2535 UPC: 846813047524