High Flexibility for System Building Minimized Dimension with ATX PSU Support Patterned Dust Filter Clean Routing Space Excellent Thermal Performance Edge-to-Edge Acrylic Transparent Side Panel Vertical and Horizontal position Choose Your StyleQ300L White EditionThis the white edition of the award-winning MasterBox Q300L, time to get a clean pure-white build!Modular I/O PanelThe I/O panel can be adjusted to six different locations. On both side of the body you can install the I/O panel at the front, top or bottom.Multiple Positioning OptionsThe case can be put in vertical or horizontal position thanks to the inclusion of rubberized side screwsEdge-to-edge Side PanelShow off your build through the full-size transparent side panelClean Routing SpaceBehind the motherboard tray, 28mm of space is offered for cable management.Excellent Thermal PerformanceThe open design of the perforated front, top and bottom guarantees excellent thermal performanceFan And Radiator SupportThe front supports