- Frequency range: 20 -20000 Hz (ear phone), 100 -10000 Hz (Mic)
- Sensitivity: 102 dB (earphone), -42 dB +/- 3 dB (Mic)
- Impedance: 30 Ohm (earphone), 2.2k Ohm at 1kHz
- Maximum power input: 30 mW (earphone)
- Noise canceling microphone eliminates unwanted background noise