Arctic P12 PWM PST / White

Quick overview from the supplier:

Case/CPU FAN Arctic P12 PWM PST, Pressure-optimised Fan with PWM PST, White/White, 120x120x25 mm, 4-Pin-Connector + 4-Pin-Socket, 200-1800rpm, Noise 0.3 Sone, 56.3 CFM (95.7 m3/h) (ACFAN00170A)