I cannot complete pairing.

Please follow the steps below:
1. Make sure that the device supports Bluetooth if you are unable to perform pairing for the first time.
-> Pairing cannot be performed with unsupported devices.
2. Please check if the Bluetooth function of the device is enabled.
-> If not, make it enable.
3. Make sure that no other device is connected to the headphones.
->If connected, please disable the Bluetooth function of the connected device.
4. Please reboot the Bluetooth device.
-> After reboot, please perform the pairing procedure from the beginning.