Mini Tower PC ITX, micro ATX Supported HDD sizes: 2.5,3.5" Number of 2.5" bays: 1 Number of 3.5" bays: 1 Side window Illumination Multi Anti-dust filter Plastic, Steel, Tempered glass Black EFFORTLESS EFFICIENCYHigh in value and attention to detail, Cooler Masters Elite 301 offers users a cost effective, space conscioussolution to gaming and computing needs. Elite 301 features a large intake grill and 3x 120mm ARGB fans to ensure a smooth, and efficient running system. The fully black coating and included PSU cover allows for clean builds that are visually appealing as well as functional.Tool-less Intake PanelConstructed with a substantially large, unrestricted intake grill to ensure that the system runs cool and efficiently. The front panel could be easily removed by magnets, making it easier for daily maintenance.Unrestricted Air FlowPre-installed with 3x 120mm ARGB fans, providing considerable airflow and adds a layer of style to the system.Large Support, Minimized FootprintDespit