800W Redundant High-efficiency Power Supplies 8 x 3.5" SAS/SATA Hot-swappable Drive Bays GPU Support Adjustable Air Shroud for Any Configurations 100% Cooling Redundancy Rack mount / Tower Convertible 2x Front USB Ports Locking Bezel with Filter Tool-less operation Full SES2 support is available with SAS motherboards and other compatible components.