Headphone Frequency Response: 20Hz - 20 kHz
Headphone Sensitivity: 111dB (+/-3dB)
Impedance: 32 Ohms at 1 kHz
Microphone Impedance 2.2k Ohms
Microphone Type: Unidirectional noise cancelling
Microphone Frequency Response: 100Hz to 10kHz
Microphone Sensitivity: -40dB (+/-3dB)