Built-in 4-port 12Gbps Mini-SAS HD or SAS/SATA backplane
Built-in two internal 2.5" drive bays for OS mirroring
Supports PCI-e 3.0 slot opening
Four Tool-less HDD trays for quick HDD installation
Four Thumb screws to secure both side covers
Tool-less Installation for fan and air duct assembly
Supports a padlock loop, a Kensington slot and a 3-wire intrusion switch
Front bezel lock to prevent unauthorized access
Maximum venting holes on front bezel and HDD tray250w FSP Group PSU