The XPG VENTO 120 ARGB are designed with Rifle Bearing, allowing the fans to perform quietly and smoothly. VENTO 120 can operate 45.3 CFM fan air flow and steady 1,200 RPM fan speed, with anti-vibration rubber pads dampen the noise. Fan Noice Lavel: 23dBA Fan Operating Voltage: DC 5V - 12.6V Fan Operating Voltage: DC 5V - 12.6V, MTTF: At 40℃ 60,000 Hours