RoHS Compliance Yes Standard Drive Bays Hotswap 3.5": 4 5.25" Drives: 3 Hotswap HDD Type: 3.5" SAS I/II/III and SATA I/II/III Indicators Blue for Power on/ Purple for HDD Access Security Key Lock Material of Front Bezel Aluminum Material of Handle Aluminum Material of Main Chassis Aluminum Color of Front Bezel Black Color of Main Chassis Black Cooling Fan 1x80mm Item Dimension (L inchxW inchxH inch) 11 x 7 x 7