Corsair 275R Airflow Noir is a formidable package of technology ready to receive your ATX configuration with honors. On the program, a side panel made of tempered glass, 3 120 mm fans or 2 3.5 "and 4 2.5" bays for your hard drives. With its optimized airflow through the front "Direct Airflow Path" panel, your components will remain at very acceptable temperatures even during intense solicitations and watercooling compatibility brings the possibility of mounting a 360 mm maximum radiator. Inside, you have the space to install a graphics card up to 370 mm, a 170 mm heatsink or a 180 mm power supply and thus put together your ultimate gaming machine. Oriented gaming, the 275R has shock attributes allowing it to shine in the field. First of all, the cooling system is very efficient by default with 2 120 mm fans mounted at the front and a 120 mm fan at the rear, which can be complemented by two 120 mm at the top. For the larger size, 3 140 mm fans can be put in place: 2 at the front and 1 on the top. If you are rather oriented watercooling don't panic, a radiator of 360 mm maximum can be fitted inside. The interior space is generous and offers many configuration possibilities: graphics card up to 370 mm, heatsink of 170 mm or power supply of 180 mm! Keep all your data at your fingertips with the 6 hard drive bays (2 x 3.5 "/ 4 x 2.5") and enjoy optimized cable passages for a clean cable management that promotes air circulation. A side panel made of tempered glass ideally highlights your configuration and will reveal the backlighting of your components if they are equipped with it. Three removable dust filters are also scattered in strategic places in order to keep the innards of your PC clean even after months or years of use. In terms of connectivity, you have at your disposal 2 USB 3.0 ports, a 3.5 mm input / output jack and the standard buttons (power on + reset).