500-1600 RPM Delivers a Concentrated Airflow Generating Higher PC Performance for your Gaming PC 96 CFM, Static Pressure 2.65 mm H20 Dual Ball Bearing with a Rigid Brass Housing, Extends the Life Cycle of the Fan, Two-Plane Balanced to Ensure Stability 0-36 dBA with Auto START/STOP, Our Start/Stop Feature Allows for Ultimate Quiet and Power Savings 4 Pin PWM Connector with, Anti-Vibration Pads Absorb and Eliminate Vibration