SpecificationsMfr Part Number: RC-922M-KKN2-GPCase Type: ATX Mid TowerColor: BlackMaterial: SECCM/B Type: MicroATX, ATXDrive Bays: 10External: 5x 5.25" (one could convert to 3.5?Ç¥ drive bay)Internal: 5x 3.5"Expansion Slots: 7+1Cooling System:Top: 1x 200mm Fan (1000 RPM, 142 CFM, 23dBA; can be swapped to 2x 120mm fans)Front: 1x 200mm Red LED On/Off Fan (1000RPM, 142 CFM, 23dBA)Rear: 1x 120mm Fan (1200 RPM, 17 dBA)Side: 1x 200mm Fan (optional)Bottom: 1x 120/140mm Fan (optional)Front I/O Panel: 2x USB 3.0 Ports; 1x eSATA; 1x SPK; 1x MIC; 1x AudioPower Supply: None; Supports ATX PS2 / EPS 12V (optional)Dimensions (WxDxH): 10.0 x 22.2 x 19.7 inch / 253.0 x 563.0 x 502.0 mmWeight: 19.2 lbs / 8.7 kg