Your dream PC for Gaming needs powerful cooling capacity, ease of use, and a stunning appearance. Enter the R-4 Bulldozer Middle Tower ATX Case, with three (3) cooling fans standard and room for one (1) optional fan, two (2) integrated Thermometer Sensors and LED displays located on the front and side panel, plus an integrated fan speed controller. For ease-of-use, R-4 includes Front Panel I/O ports, including two (2) audio jacks and two (2) USB ports. The patented vertical Optical Disk Drive (ODD) lowers on two spring steel bars that provide shock absorption. The visually stunning tuning effect of a 92mm LED as it lights-up the intake fan is sure to get your custom PC noticed.