Win7 system voice chat microphone has no sound

Internet age, the distance between time and space has long been brought closer by the network, we can use instant messaging software to chat with friends in the distance in the Win7 system, but sometimes you can hear the other party's voice, but the other party I couldn't hear our voice, and I checked the headset microphone carefully. What should I do?
At this time we need to do some checks on the sound system configuration of the Win7 computer. First, right-click on the small speaker icon in the lower right corner of the Win7 desktop and select “recording device (R)” in the pop-up menu.

Select the “Record” tab in the Sound Settings panel of Win7 and double-click the currently used microphone device.

At this time, Win7 will pop up the "Microphone Properties" setting panel, select the "Listen" tab in the menu, and tick "Skip this device" in front of the small box. The other party can hear our voice and start a pleasant VoIP call.

At the same time, we switch to the "Level" tab, check the volume of the microphone, whether it is muted, whether it is too small … …

The simple setting above We adjusted the settings of the microphone to the best state, and now we can achieve smooth audio chat with friends in the distance in the Win7 system.