If you are facing a low sound in your earbuds: 

• Make sure your headset and the mobile device are within the 10m range to each other
• Low battery level may cause the disconnection from the mobile
• If the battery level is less than 5% charge the Earphones
• If the battery level is more than 5% proceed with the next step
• 
  

 Note: Visibility of the battery level is subjective and may vary brand to brand.

Increase the volume from your bluetooth device and Noise Buds Verve

Check for the battery level of the headset

Try with a different music player

Sound problems may occur due to an issue with the Music player, try playing the same track with a different music player to notice a difference.