Silent Pro M2 will take the performance of your PC to the next level, combining the silent characteristics with the powerful single +12V rail design, M2 is capable of handling most high performance rigs thanks to its skillfully crafted aluminum-copper heatsinkand 135mm super silent HDB fan, offers cool and virtually silent in typical operation. As well as met ERP 2010 requirement and 80Plus certified, to minimize the energy loss of your system. It also features modular cable system with flat wire helps you to create a neat and organized build with excellent airflow resulting in a cool and quiet system overall.