The included fans offer brilliant heatsink performance, static pressure, and quiet operations. NOCTUA NH-U12S CPU Air Cooler has a Low-Noise Adaptor (LNA) for quiet and efficient cooling which allows the maximum speed of the NH-U12S -PWM fan to be reduced from 1500 to 1200rpm. The Noctua NH-U12S Chromax Black CPU Air Cooler also includes fan clips and an extra set of custom-designed anti-vibration pads to improve acoustics in dual-fan mode. The Noctua NH-U12S Chromax Black CPU Air Cooler includes a SecuFirm2 mounting system that guarantees perfect contact pressure. It also has a pro-grade TIM solution that provides minimum thermal resistance. The Noctua NH-U12S Chromax Black CPU Air Cooler comes with a warranty of six years. Visit - https://elitehubs.com/products/noctua-nh-u12s-chromax-black-cpu-air-cooler