Delivers the hardcore solution for the gamer who demands quality, performance, style and reliability. Features a professional grade stereo output, and a superior noise recognition microphone, prepare to be immersed in games and media like never before. The adjustable microphone boom allows the microphone to be placed at any angle to reduce noise or increase pickup, the headband can be adjusted to fit, and premium ear cushioning provides comfort. Adjustable volume. 40mm. Impedance : 32±10%. Sensibility: 110dB±2dB. Microphone sensibility:-54dB±2dB. Frequency range:20-20000Hz.