Silent Wings 4 , 120 mm , Type Fan , Suitable location Computer case , Rotational speed (max) 2500 RPM , Noise level (high speed) 31.2 dB , Maximum airflow 76.7 cfm , Airflow 130.31 m³/h , Pulse-width modulation (PWM) support Yes , Bearing type Fluid Dynamic Bearing (FDB) , Colour Black , Fan connector 4-pin , Power consumption (typical) 2.4 W , Rated current 0.2 A , Weight 190 g