ZHAOCHEN- GL-550 Gaming Headset

Headphone:
- Speaker: 50mm 
- Impedance : 32±2Ω
- Sensitivity: 118DB±3db
- Frequency Range: 20 Hz-20 kHz
- THD:<= 1
- Rated Power: 15mW
- Max Power: 30mW

Microphone
- Microphone size:  6.0×2.7 mm
- Sensitivity: -40±3dB
- Directivity : Omni-Directional
- Impedance: <=2.2KΩ
- Frequency range:   50 Hz-16 kHz