Koss CS100 headphones/headset Wired Calls/Music Silver

Key feqatures
Frequency Response:
- Stereophone: 30-16000 Hz
- Microphone: 100-16000 Hz
Impedance:
- Stereophone: 32 ohms
- Microphone: Same as load resistance
Sensitivity:
Stereophone: 91dB SPL/1mW
- Microphone: -56dB +/- 3dB per 1V/1KHz; (-36dB +/- 3dB, V/Pa)
Distortion
- Stereophone: 1.0%
Cord 8ft