In Win Z Series Micro-ATX Mini Tower Chassis - Mini-tower - Black, Silver - SECC, Steel, Metal - 450 W - Power Supply Installed - Micro ATX, Mini ITX Motherboard Supported - 2 x Internal 5.25" Bay - 2 x Internal 3.5" Bay - 4x Slot(s) - 2 x USB(s) - 2 x USB 2.0, 2 x USB 3.0 - 1 x Audio In - 1 x Audio Out: