When we use the win7 system, we find that when we connect the headset, we can't speak, and there is no sound when speaking. What's going on? You can check whether the device is normal. Let’s take a look at the solution.
1. First, check whether the headset is plugged in wrongly;
2. If it is plugged in correctly, check the headset to see if it is damaged;
3. Open "Sound" in the "Control Panel" ;
4. Click "Record" and we see that the recording device is closed;
5. Right-click "Microphone", select "Enable";
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