Thermaltake Core X9 Black E-ATX Stackable Tt LCS Certified Cube Chassis CA-1D8-00F1WN-00 Motherboard Compatibility: Micro ATX / ATX / Mini ITX / E-ATX Front Ports: 4 x USB 3.0 / 1 x Headphone / 1 x Mic Ports 120mm Fans: Front (intake): (1) 200 x 200 x 30mm fan (800 rpm, 13 dBA) Rear (exhaust) : (1) 120 x 120 x 25mm Turbo fan (1000 rpm, 16 dBA) Power Supply Mounted: Bottom Side Panel Window: Transparent Window External 5.25 Drive Bays: 3 Internal 3.5 Drive Bays: 6 x 2.5 / 3.5 (HDD Tray) with 1 x 3.5 & 2 x 2.5 (M/B Tray)