Features EIA RS-310C 19" Rackmount Standard Heavy duty Ni-plated steel, Black or Beige Supports Full or Half-Size SBC PICMG Backplane with optional 2 or 4 PCI slots for Expansion (1) 5.25"/(1) 3.5" FDD/(1) 3.5" HDD Lockable Front Door and Replaceable Air Filter (2) 80cm Replaceable High-speed Ball Bearing Fans for Better Ventilation 300W/400W ATX Auto-switch Power Supply Specifications Construction Heavy-Duty Steel with Ni Plating Color Black or Beige Board Support Full or Half Size PIII/PIV Single Board Computer Drive Bays (1) 5.25" (1) 3.5" FDD (1) 3.5" HDD Expansion PICMG butterfly backplane with optional 2 or 4 PCI slots Power Supply 300W/400W PS/2 ATX power supply (PFC optional) Cooling (2) 80cm Ball Bearing Fans and replaceable air filter Keyboard/Mouse Ports (1) PS/2 Keyboard/Mouse Port on Front Panel Switch On/Off Switch; Touch-Free Reset Switch Dimensions 430 mm(W) x 450mm(D) x 88 mm(H) / 16.69 x 17.7 x 3.5 Gross Weight 12.5 kgs /27.5 lbs