Designed for the value-minded gamer seeking simple, quiet performance, the StealthXStream OCZ600SXS ATX12V & EPS12V Power Supply ideal for system builders and enthusiasts who prefer a low-key PSU, it focuses on performance, quality, and quiet operation. Even at peak loads, the 600W StealthXStream remains virtually silent and excludes flashy LEDs ensuring the power supply is not seen or heard. Well-suited for and driving today''s higher end systems. It provides Universal Input and Active PFC (Power Factor Correction) to effectively regulate input voltage across worldwide power grids and maintain an economical, yet stable supply of power.