Case Size Mid-Tower Material 0.6mm SECC Steel Drive Bays External 5.25 x 3 Internal 3.5 / 2.5 x 4, 2.5 x 2 M/B Form Factor ATX / Micro-ATX Power Supply ATX 12V, PSII Size I/O Expansion Slots PCI-E / PCI / AGP Slot x 7 (Supports up to 408mm) Top Port 3.5 /2.5 SATA HDD EZ-Swap x 1 Front Port USB 3.0 x 1 (Internal Connector) USB 2.0 x 2 HD Audio Fan Speed Controller Thermal Solution Supports up to Total 120mm Fan x 7 (Different Regions May Carry Different Specification) Front - Supports up to 120mm x 2 Rear - Supports up to 120mm Fan x 1 Side - Supports up to 120mm Fan x 2 Top - Supports up to 120mm Fan x 1 Bottom - Supports up to 120mm Fan x 1 Maximum CPU Heatsink up to 160mm (From CPU Die Surface to Side Panel) Water-Cooling Hole Ready Dimensions (H x W x D) 461 x 198 x 479mm (18.1 x 7.8 x 18.9 ) model : INWC-G7-GREY (Grey) tag : Computer Cases