Arctis Pro + GameDAC delivers gaming's first certified Hi-Res Audio system, ensuring you hear high-fidelity 96 kHz / 24 bit, full resolution audio at its purest, with no down-sampling. The gaming audio system includes the legendary ESS Sabre DAC and amp, guaranteeing your audio comes through with unsurpassed quality. Plus, Arctis Pro + GameDAC is designed with luxury materials like polished steel and aluminum alloy, and the exclusive Arctis ski goggle headband and Airwave performance fabric ear cushions. The Arctis Pro headset features a studio-quality Clearcast microphone for unparalleled voice clarity and background noise cancellation. Headphone impedance 32 Ohm. Microphone Impedance: 2200 Ohm. Out of the box the maximum output of the Arctis Pro Wireless is limited to meet certain countries’ regulatory requirements for hearing protection. But the transmitter base station features a setting to defeat this limiter and make use of its full power: Press the main knob to enter the main menu. Scroll down to Options and select. Scroll down to Vol Limiter and select. Switch the Vol Limiter setting from Yes (default) to No.