be quiet! Shadow Wings 2 fans provide quiet operation and reliable cooling at low speed. Therefore it is recommended for use in silent PC systems. The fan noise has poor operation, even at maximum speed. The fan blades with air flow optimized surface structure ensure quiet operation with solid cooling and anti-vibration installation system minimizes the transmission of vibrations. Rubberised fan frame help to reduce vibration. The high-quality rifle bearing technology ensures a long service life of 80,000 hours
