German Engineering - German Design - German Quality - German Performance Three fans included ARGB lighting on front and rear Multiple colors and modes for an individual look thanks to 20 LEDs ARGB Hub allows synchronization of up to six ARGB components Nine silence optimized fan blades for high pressure reduce noise-generating turbulences Remarkable performance-to-noise ratio with 31dB(A) at 2,200rpm Long life rifle-bearing gives an operating lifetime of 60,000 hours PWM fan speed controlled by the motherboard Three-year manufacturers warranty Product conception, design and quality control in Germany