Features: Microphones
size: 9.75.
2mm Sensitivity: -52dB 3dB
Directivity: Unilateral directivity
Operating voltage: 2.0VKEY _TAB
Impedance: 2.2 k
Frequency range: 100-16kHz
SNR: greater than 60dB
Cable: 90cm/35inch
Plug Type: 3.5 mm
Color: black
Package List: 2 X HeadMicrophone HeadMicrophone Using tips 1. Directional microphone, make sure the microphone above holes (sponges can be seen taking down) alignment mouth 2.. Distance from the mouth of the most suitable microphone is 10-15mm 3. Put the microphone plug into the corresponding socket on the host (and not into the audio input jack hole) 4. Before weraing the Ear-hanging micropone, please don't turn on the power and volume 4. Try to avoid multiple plug microphone plug, so as not to cause poor contact