1. Speaker Diameter: 50mm
2. Sensitivity: 105dB+-3dB
3. Frequency range: 20-20KHz
4. Mic dimenSion: 6.0 x 5.0mm
5. Mic sensitivity: -42dB+-3dB
6. Directionality: omni-directional
7. LED working voltage: DC5V+-5%
8. Working Current: <=500mA
9. Headset jack: USB+3.5mm 4Pin
10. Cable length: 1.9M+-0.2
2. Sensitivity: 105dB+-3dB
3. Frequency range: 20-20KHz
4. Mic dimenSion: 6.0 x 5.0mm
5. Mic sensitivity: -42dB+-3dB
6. Directionality: omni-directional
7. LED working voltage: DC5V+-5%
8. Working Current: <=500mA
9. Headset jack: USB+3.5mm 4Pin
10. Cable length: 1.9M+-0.2








