Logitech H390 USB Headset with Noise-Cancelling Mic
- Microphone Type: Bi-directional
- Input Impedance: 32 Ohm
- Sensitivity (headphone): 94 dBV/Pa +/- 3 dB
- Sensitivity (microphone): -17 dBV/Pa +/- 4 dB
- Frequency response (Headset): 20 Hz – 20 KHz
- Frequency response (Microphone): 100 Hz – 10 KHz
