Input Impedance: 22 Ohms
Sensitivity (headphone): 122 dB +/-3 dB
Sensitivity (microphone): -44 dBV/Pa +/- 2.5 dB
Frequency response (Headset): 20 Hz - 20 kHz
Frequency response (Microphone): 100 Hz - 6.50 kHz
Cable length: 1.8 m
Dimension: 200 mm x 245 mm x 65 mm Weight - 0.08 Kg