These RGB case fans deliver optimal airflow and advanced lighting effects powered by NZXT CAM. Connect up to five fans per channel Mix-and-match with any RGB Lighting & Fan Control accessory* NZXT CAM-powered for seamless software control and nearly infinite customization Uniquely shaped, custom engineered light guide creates stunning visual effects with uniform light dispersion Daisy chain and group fans together for additional lighting effects PWM fan with optimized cooling and whisper-low 22 dBA Fluid dynamic bearing engineered to last over six years RGB Lighting & Fan Control supports up to a maximum of 40 LEDs per channel, five Aer RGB 2, or six RGB Lighting & Fan Control accessories total Have questions?