Package contents Carbide Series Air 740 High Airflow ATX Cube Case Accessory kit Quick Start Guide Compatibility Motherboard: ATX (Up to 272mm), MicroATX, Mini ITX Technical specifications Dimensions (L x W x H) 426 x 340 x 510mm Maximum GPU Length: 330mm Maximum CPU Cooler Height: 170mm Maximum PSU Length: 225mm Expansion Slots: 8 5.25 Drive bays: N/A 3.5 Hard Drive Bays: 3 2.5 Drive Bays: 4 Cooling Layout: Front: 3 x 120mm or 2 x 140mm (2 x 140mm included) Top: 2 x 120/140mm Bottom: 2 x 120/140mm Rear: 1 x 120/140mm (included) Radiator Compatibility: 360mm:Front only 280mm: Front, Top, or Bottom 240mm: Front, Top, or Bottom 140mm: Front, Top, Bottom, or Rear 120mm: Front, Top, or Rear Dust filters on all intakes Front I/O Panel includes: USB 3.0 port (2), Headphone and Microphone jacks, Power on, Reset, and LED buttons