If no sound is heard from one side of the earphones or the earphones cannot be connected to your BLUETOOTH device, restoring the settings of earphones to the initial state may solve the problem.

Information of all the paired devices will be deleted (initialized). Perform pairing again from the start.

Start by deleting the registration information of this unit from the BLUETOOTH setting on the BLUETOOTH device. Charge the charging case.

1Insert the L and R earphones into the charging case.

2While the L earphone is charging, touch and hold the touch sensor area on the L earphone for about 10 seconds. When the L indicator flashes twice in red, tap the touch sensor area on the L earphone 3 times quickly.

After the L indicator flashes 3 times in red, the light will go off and the unit will return to charging status.

If the indicator does not flash in red after tapping, repeat step 2 from the beginning.

3While the R earphone is charging, touch and hold the touch sensor area on the R earphone for about 10 seconds. When the R indicator flashes twice in red, tap the touch sensor area on the R earphone 3 times quickly.

After the R indicator flashes 3 times in red, the light will go off and the unit will return to charging status.

If the indicator does not flash in red after tapping, repeat step 3 from the beginning.

4Remove the earphones from the charging case and set the L and R earphones side by side.

The L and R indicators light up and the power turns on.

5After a short while, the L indicator starts to flash quickly and repeatedly in red. The R indicator flashes twice slowly and repeatedly in red.

The settings are restored to the initial state (factory default).

When the L indicator flashes quickly in red, the earphones are now ready for device pairing. Pair the earphones with a device. Pairing (Registering a device)