After my tail fan was out in case I actually want to specify only short-term spare me. Delivery by Prime accustomed quickly installed with the supplied (!) Antivibrationsknobs and pleasantly surprised. Shoveling as much air as my old fan (Aerocool Silent PWM 120mm red LED), but are still almost inaudible at maximum speed.
Meanwhile, I have a new case and this is a total of 4 of which built here, which my entire system reliable cooling (1 front, 1 rear, 1 above, 1 CPU). Too bad that you can not put on its graphics card, which is namely now the loudest during gaming by far.