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