Product Description COOLER MASTER Force 500 FOR-500-KKN1 Model FOR-500-KKN1 Available Color Black Materials Steel body, plastic Dimensions (W x H x D) 190 x 426 x 491.5mm / 7.5 x 16.8 x 19.4 inch Net Weight 5.23 kg / 11.51 lbs M/B Type microATX, ATX 5.25″ Drive Bays 2 (exposed) 3.5″ Drive Bays 8 (1 exposed, 7 hidden) 2.5″ Drive Bays 1 (hidden) I/O Panel USB 3.0 x 1 (int.), USB 2.0 x 2, Mic x1, Audio x 1 (supports AC97 / HD Audio) Expansion Slots 7 Cooling System Front: 140mm fan x 1 (optional), or 120mm fan x 2 (optional) Rear: 120mm black fan x 1 (installed) Side (left): 120/140mm fan x 1 (optional) Side (right): 120mm fan x 2 (optional) Power Supply Type Standard ATX PS2 / EPS 12V Maximum Compatibility VGA card length: 320mm / 12.6 inch (with HDD cage) CPU cooler height: 163.9mm / 6.5 inch