Premium quiet fan, 120x120x25mm, 12V, 4-pin PWM, max. 1500 RPM, max. 22.4 dB(A), >150,000 h MTTF Award-winning NF-F12 design has received more than 100 recommendations from international hardware websites and magazines Focused Flow frame for outstanding static pressure performance, ideal for use on heatsinks and radiators 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, 1500rpm maximum speed chromax.black.swap edition with all-black design and swappable red, black, white, blue, yellow and green anti-vibration pads for colour-customising