Model: K1 Rev. B Case Form Factor: ATX Mid-Tower Dimensions: 458(D) X 210(W) X 450(H)mm Weight: 6.4kg Motherboard Support: ATX, mATX, Mini-ITX Maximum VGA Length: 380mm Maximum CPU Cooler Height: 178mm Maximum PSU Length: 190mm PCI Expansion Slots: 7 Drive Bays: 2 x Combo(3.5" or 2.5"), 2 x 2.5" Fan Support: Front : 120mm x 3 , 140mm x 2 Top : 120 mm x 2 , 140mm x 2 Rear : 120mm x 1, 140mm x 1 Bottom : 120mm x 2 Fan(s) Included: Front : Black Fan 120mm x 1 Rear : 120mm x 1 (ARGB) with 4 Port ARGB Controller Radiator Support: Front : 120mm , 240mm , 280mm , 360mm Top : 120mm, 240mm Rear : 120mm * Can not be mounted with memory with heat sinks. *Using a 280mm radiator mounts the SSD on the right side of the chassis I/O Ports: USB 3.0 X 2 , USB 2.0 X 2, LED Controller, Power, Reset , Headphone jack, Microphone jack