? The 92mm fan operates at a constant speed of 1700 ± 10% at 12V. This allows for significant increase in efficiency. ? The airflow of this Case Fan is up to 76 m³ / h and the noise generated by the propeller is 21 dB(A), which makes it a very quiet and efficient fan in its class available on the market. ? Highly efficient operation and 92x92x25 mm dimensions of this Cooling Fan allow the fan to be mounted on the heatsink for efficient cooling of the processor instead of the loud noise of other fans from different manufacturers. ? The mounting of this Air Cooler is very simple - the fan is mounted on 4 screws, attached just like the standard, allows quick and easy replacement of the loud fan. ? The modern FDB (Fluid Dynamic Bearing) with oil fill ensures 8cm Silent Fan operation and extended lifespan up to 100,000 h.