Enjoy New Achievement in Silent EngineeringBenQ knows it takes more than a lower-noise cooling fan to deliver quiet operation. That's why, from the design of the tiniest components to an advanced ventilation system, we engineer maximum operational quietness.esigned in Every DetailSilent Engineering means that we look everywhere for improvements. We've re-designed our colour wheel for maximum absorption of noise and vibrations. We've also added a damper fixed between the MP622c colour wheel and ...