1. It is ergonomically designed and comfortable to wear.
2. Speaker diameter: 50mm
3. Sensitivity: 103+/-3dB
4. Impedance: 32Q+/-15%
5. Frequency range: 50mW
6. Microphone size: 06.0x2.7mm
7. Microphone sensitivity: -38+3dB
8. Microphone impedance: 2.2KQ
9. Cable length: 2.39m