Stereo Headset A18 with Microphone
- Peaker diameter: 50mm
- Impedance: 32Ohm
- Sensitivity: 42dB +/- 3dB
- Frequency range: 20Hz-20KHz
- Mic dimension: 6.0 * 5.0mm
- Mic impedance: 2.2kohm
- LED working voltage: DC5V
- Working current: Below 100mA
- Headset interface: USB + 3.5mm stereo
- Cable length: Approx. 2.0m
