Tower PC ATX, micro ATX, Mini-ITX Supported HDD sizes: 2.5,3.5" Number of 2.5" bays: 2 Number of 3.5" bays: 2 Side window Illumination Multi Tempered glass panel(s) Anti-dust filter Black The Regnum 400 ARGB can easily fit everything you need for work (and more), all while further enhancing your meticulously built battle station with its ARGB glory.With the Regnum 400 ARGB you have everything under controlpeek inside whenever you want, through the window made of tempered glass. You can install up to 4 2.5disks (or 2× 2.5and 2× 3.5), with enough room left for an E-ATX motherboard and a 370 mm GPU.And even when things get heated, you can stay cool as cucumberthe Regnum 400 ARGB. The case is designed to ensure airflow and maintain low temperatures under load. Pick your championeither an air-cooled system with up to 8 fans or a liquid-cooled one with a 240/280 mm radiator on the top (and even 360 mm on the front!). Wind is howlingMind your hat, its getting windy in here. The Re