Speaker diameter: | 50mm |
Impedance: | 16ohm±15% |
Sensitivity: | 105dB±3dB |
Frequency: | 15-20Hz |
Mic sensitivity: | -38dB +/- 3dB |
Mic impedance: | 2.2kohm |
Directivity: | Omni-directional |
LED working voltage: | DC5V +/- 5% |
Working current: | Below 500mA |
Headset interface: | USB (plug the USB connector, LED light is on, unplug for off) + 3.5mm stereo audio and mic plug |