If there's no sound coming from your speaker, please try the following troubleshooting tips: 
- Confirm the speaker is fully charged. 
- Turn on and reset your speaker . 
- Restart your speaker and the device it is paired with to test again. 
- Try connecting the speaker with a different device if possible; try another app or audio source. 
- Make sure the volume on both the speaker and the paired device are turned up.