Full Details on Amazon.com : http://www.amazon.com/gp/product/B009SRY56G?tag=tsukuyomi-20
Noctua (NF-B9 PWM) - 92mm Two Speed Premium Fan 1600/1300 RPM SSO2 Bearing with NE-FD1 PWM
Bevelled Blade Tips
Vortex-Control Notches
Custom designed PWM IC with SCD
Bearing SSO-Bearing
