The Thermaltake M9 V1000BWS Mid Tower chassis offers everything a gamer could imagine, and provides the versatility and expandability you need for non-stop multimedia entertainment. Made of SECC steel, the Thermaltake M9 offers a superior cooling system consisting of front and rear 1300rpm 120 x 120 x 25mm blue LED fans running at 17dBA silence. This bold, contemporary case features nine 5.25-inch drive bays, swappable to 3.5-inch by using the HDD cage. Metal grilled front bezel delivers optimum air intake. Air guide and openings on the side panel enhance CPU and VGA heat dissipation. And this new Thermaltake case is easy to maintain – it boasts tool-free installation for 5.25-inch drive bays and add-on cards. Other features include toll-free PCI slots, easy-access power and reset, two USB ports, HD audio port, and EMI clips. Ideal for Micro ATX and standard ATX motherboards.