Special pattern on the dust filter creates a unique outlook for the chassis. The 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. The case can be put in vertical or horizontal position. Show off your build through the full size transparent side panel. Behind the motherboard tray, 28mm of space is offered for cable management. The open design of the perforated front, top and bottom guarantees excellent thermal performance. The front supports up to two 140mm fans and up to a 240mm radiator. The rear supports a 120mm fan or radiator and the top two 120mm fans. All to ensure you don't have to compromise on performance. The MasterBox Q300L case supports CPU coolers up to a height of 159mm, graphics cards up to a length of 360mm, and power supplies up to a length of 160mm.