In Win EM Series Micro-ATX Mini Tower Chassis - Mini-tower - 450 W - Power Supply Installed - Micro ATX, Mini ITX Motherboard Supported - 2 x External 5.25" Bay - 2 x External 3.5" Bay - 1 x Internal 3.5" Bay - 1 x Internal 2.5" Bay - 4x Slot(s) - 2 x USB(s) - 2 x USB 2.0 - Fan Cooler: