Input Impedance: 20 Ohms Sensitivity (headphone): 115dB +/-3dB Sensitivity (microphone): -42dBV/PA +/- 3dB Frequency response (Headset): 20Hz to 20kHz Frequency response (Microphone): 100Hz to 6,500Hz Cord length: 1.8 m (5.90 ft)
Brand: Logitech Europe S.A.