PC ATX, ITX Supported HDD sizes: 2.5,3.5" Number of 2.5" bays: 2 Number of 3.5" bays: 2 Side window Tempered glass panel(s) Anti-dust filter Aluminium Black UMX4 series are fully made from aluminum magnesium Alloy, with Jonsbo team's accumulated experience of wiredrawing anode surface processing craft from many years, the design style goes on with the sense of simplicity, simple streamline and strong metallic.By using outer aluminum and inner steel with innovative structural joining technology, it perfectly fuse the strong structure and good appearance of the product. Hidden cooling channels on the bottom show you the charm of endlessly innovative industrial design.In the end of 2015, fully tempered glass used in automobile industry is used for making the transparent side panel of UMX series cases. In addition to provide wide-angle display for illuminated hardware, fully tempered glass brings an unexpected solution for isolating noise and resonance. Design Maximum PSU length 17 cm Maxi