SoulBytes S21 Omni-directional Lightweight Memory Foam Ear Cushions Headset with Mic, Length: About 2m

1. Model: S21
2. Speaker Diameter: 50mm
3. Impedance: 32+-15%
4. Sensitivity: 115dB+-3dB
5. Frequency range: 20Hz-20KHz
6. Mic dimenSion: 4 x 15mm
7. Mic sensitivity: -36dB+-2dB
8. Mic impedance: <=2.2 kiloohm
9. Directionality: Omni-directional
10. LED working voltage: DC5V+-5%
11. Working Current: <=200mA
12. Headset jack: USB+3.5mm 4Pin
13. Cable length: 2m