A unique gaming experience: These game & chat gaming headphones offer you a clear and powerful stereo sound thanks to their 50 mm speakers with an impedance of 32 +/- 10% at 1KHz, a sensitivity of 108 +/- 3db at 1KHz and a frequency range of 20Hz to 20KHz that will give you a total immersion feeling. (Microphone sensitivity: -40 +/- 3 db / 2.2?).
