- Check your phone settings to ensure the volume is set to a level you can hear
- Ensure the earbuds are clean and are making a tight connection with your phone
- Make sure that the headphones and cables are functioning correctly
- Check that the audio jack is clean and no dust particles exist
- Make sure the ‘mute’ button is not engaged
- Make sure the audio channels are balanced
- Finally try a different pair of earbuds or headphones