Silent Cooling Technology: Noise Reduction Technology and Sound Absorbing Materials for a quieter and longer lifespan cooling solution.PWM Fan Control: Dynamic speed adjustment between 650 rpm to 1,800 rpm, minimizing noise or maximizing airflow Duo-Ring Addressable RGB Lighting: 24 Individually Control ARGB s for a stunning visual effect.Performance Engineered: Hybrid Static Pressure blade design to tackle resistances in CPU liquid radiator, low-noise or mesh chassis ventilation while boosting overall airflow NOTE: (1)The Addressable RGB Light function MUST BE work with an Addressable RGB(+5V, 3-pin) capable motherboard or an Addressable RGB(+5V, 3-pin) controller( NOT included) .(2)It will NOT work with 4-pin RGB or Standard RGB+12V. (3)The ARGB connection header of this case fan is 4-position-3-pin, a 3-position-3-pin ARGB header adapter may need for some Gigabyte motherboard. Please check the ARGB motherboard of your motherboard before purchase! NOTE for Gigabyte Motherboard Owner: A Gigabyte Adapter Cable may be required to connect "MF140 Halo ARGB" to some models of Gigabyte RGB Fusion Addressable RGB capable motherboard with 3-position-3-pin ARGB Header. "Gigabyte Adapter Cable" or "Addressable RGB Small Controller" are SOLD SEPARATELY!