Armaggeddon – Core Technologies: Support SSD [up to 3 drive bays] Front USB 3.0 Extreme Cooling Airstream Hidden Cable Routing 120mm large LED front intake fan included Chassis rear 120mm large exhaust fan included HD Audio Dust filter base Support hi-end graphic card (Up to 320mm length graphic card) See-thru side panel Anti-dust cover I/O panel design Side panel with large ventilation holes Fully black coated chassis Chassis: High quality blackened 0.5mm SECC steel structure 1 x 120mm front LED fan included 1 x 120mm rear fan included 1 x USB 3.0 1 x USB 2.0 1 x Audio port 1 x Microphone port 3 x 5.25Ó External drive bay 1 x 2.5Ó Internal drive bay 3 x SSD Drive bay 3 x 3.5Ó HDD bay 7 x Expansion slot More information on chassis capability: 2 x 120mm Fan Included [3 optional fan] Snap-on front panel Cable management design Support up to 290mm length graphic card Ventilation holes on 7 PCI slots