1) Remove the device from the mobile’s Bluetooth settings and restart the mobile’s Bluetooth.

2) Reconnect the device with the mobile.

3) Keep the mobile within Bluetooth range and avoid thick obstacles (walls, bags) between the mobile and the earbuds.

4) Avoid places with heavy wireless interference (many Bluetooth/Wi-Fi devices, microwave ovens) and test again.

5) Make sure the earbuds are updated to firmware V29 through the Noise Audio App.

6) Restart the mobile, then RESET the device and reconnect (ensure the product is fully charged before RESET).