Highly Efficient Case Fan The P12 PWM is Antec’s latest highly efficient case fan featuring minimalism styling and optimized fan blade design. It will provide incredible cooling performance. Minimalism Styling The elegant minimalism styling provides powerful cooling performance and a fine texture. 9 Fan Blade Design Multiple fan blade design optimizes the airflow and reduces the noise. PWM Fan Connect the 45cm 4-Pin PWM cable to the motherboard for PWM function. Hydraulic Bearing fan Extends the lifespan and reduces the noise. Anti-Vibration Pads Well equipped with 8 anti-vibration pads which will reduce vibration and noise.