Need to check if one side is getting charge or not

Chances are, you might have an issue with the mobile. You can check if the Earbuds is working well using a different mobile. 

 If the issue still persists you should try and reset your Earbuds. In case resetting the buds doesn't help then please head over to our website to raise a complaint. 

Ensure if all functions of faulty ear buds are working or not

1. Put the ear buds back into the charging case and then use it again

2. Use ear buds in mono mode and check if still each ear buds have no sound.
 

If issue still persist, than follow reset process.

Reset Process:

 1- Remove device name from Bluetooth Interface
2- Take out the earbuds from the charging case.
3- Tap on both the earbuds 5 times.
 4- Place both the earbuds inside the charging case and repeat the pairing process.