FEATURES:
-Headphone
-Driver 40mm
-Sensitivity at 1kHz 101dB ± 3dB
-Impedance at 1kHz 32Ω +/- 15%
-Frequency Response 20Hz - 20KHz
-Cable Length 1.9m
-Microphone
-Type Noise Cancelling Microphone
-Frequency 100Hz to 10KHz
-Sensitivity at 1KHz -40dB ± 3dB
-Impedance 2.2kΩ
-Connector : Independent Stereo-audio and Microphone (Line In/Out) 3-pole connectors.