COUGAR Panzer ATX Mid Tower Computer Case Standard ATX PS2 Power Supply Motherboard Compatibility: Mini ITX / Micro ATX / ATX / CEB Front Ports: 2 x USB3.0 / 2 x USB2.0 / 1 x Mic / 1 x Audio 120mm Fans: Front: 3 x 120mm / 2 x 140mm Top: 3 x 120mm / 2 x 140mm Rear: 1 x 120mm (pre-installed) Bottom: 1 x 120mm Internal 3.5 Drive Bays: 2 Internal 2.5 Drive Bays: 4+2 (converted from 3.5 drive bays) Expansion Slots: 7 Max GPU Length Allowance: 425mm (400mm with frontal fans)