• Noise Buds VS103 comes with Hyper Sync technology that lets the earbuds go into pairing mode as soon as you open the charging case
• Kindly Ensure that Earbuds has been places properly in the case
• Ensure there is no cellophane paper on the earbuds
• Kindly check if Ear buds are Loose inside the case
• Ensure charging case is fully charged 

If still issue persist kindly raise complaint on our online complaint portal