How can others listen to songs when they call my voice WeChat?

You can set the songs of WeChat voice call. Your friend must have already set them, so different ringtones will appear when you call him. The specific setting steps are as follows:

Wechat version is the latest 8.0.29.

1. Open the WeChat "I" interface and click the "small arrow" next to the name above (as shown below):

2. Click "Call Ring" (as shown in the figure below):

3. Click "Replace" (as shown in the figure below):

4. At this time, we need to search for the ringtone we want. After searching, we click Set as Ringtone in the lower right corner. When someone calls us with WeChat voice again, there will be this ringtone. We can hear this bell ourselves, and the other party also hears this bell (as shown below):