Because the Bluetooth headset is not correctly connected to the mobile phone, you can delete the name of the Bluetooth headset that has been searched and then reconnect; in addition, it may be because the Bluetooth headset has low power, malfunction, or Reasons why mobile media volume is turned down. Specifically:

1. The mobile phone is not connected to the Bluetooth headset. The solution is to re-pair. First, turn off the Bluetooth headset and then press and hold the multi-function button of the Bluetooth headset to activate the Bluetooth headset and re-pair with the mobile phone. Then restart the phone, clear the previous Bluetooth headset information, and search for Bluetooth again;

2. There is no sound from the Bluetooth headset speaker. The solution is to re-pair the mobile phone with Bluetooth, adjust the volume of the mobile phone, and keep the Bluetooth headset and the mobile phone within 10 meters;

3. The Bluetooth headset has low battery or no power. The solution is to use the charger to charge the Bluetooth headset for a period of time, and then press and hold the Bluetooth headset multi-function machine for more than three seconds to turn it on;

4. The Bluetooth headset may have a low voice. The solution is to pay attention to the Bluetooth headset not to come into contact with water, and when using the Bluetooth headset, it is best to keep the Bluetooth headset closer to you;

5. Turn the volume of the mobile phone media to the lowest level. The solution is to make sure that the Bluetooth headset is connected to the mobile phone, enter the mobile phone settings options, then go to the sound options, and increase the media volume.