Model Number SGC-2100-KWN1 Available Color Full Midnight Black Materials Appearance: Polymer, Coated Steel Mesh and Body Dimensions (W x H x D) 230 x 513 x 517.5mm / 9.1 x 20.2 x 20.5 inch Net Weight 8.3 kg / 18.3 lbs Motherboard Type Micro-ATX, ATX 5.25" Drive Bays 3 (exposed) 3.5" Drive Bays 7 (hidden) 2.5" Drive Bays 2 (converted from one 3.5" drive bay) I/O Panel USB 3.0 x 2 (int.), USB 2.0 x 2, Mic x 1, Audio x 1 (supports AC97 / HD Audio) Expansion Slots 7 Cooling System Top: 120mm fan x 2 (optional) Front: 120mm fan x 2 or 140mm fan x 1 (optional) Rear: 120mm red LED fan x 1 (with LED on/off function) Bottom: 120mm fan x 1 (optional) Side: 120mm fan x 2 (optional) HDD cage: 120mm fan x 1 (optional) Power Supply Type PS2 Maximum Compatibility VGA card length: 287mm / 11.3 inch (with HDD cage); 399mm / 15.7 inch (without HDD cage) CPU cooler height: 147mm / 5.8 inch (with side fan); 162mm / 6.4 inch (without side fan)