It may be because you did not correctly connect the Bluetooth headset 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 due to the low power of the Bluetooth headset, failure or the reason for the low volume of the mobile phone media. Specifically:
1. The phone is not connected to the Bluetooth headset. The solution is to re-pair. First, turn off the Bluetooth headset and then long press the Bluetooth headset multi-function button to activate the Bluetooth headset and the phone to re-pair. Then restart the phone, clear the previous Bluetooth headset information, and then search for Bluetooth again;
2, Bluetooth headset speaker no sound. The solution is to re-pair the phone with Bluetooth, adjust the volume of the phone, and keep the Bluetooth headset and the phone within 10 meters;
3, Bluetooth headset low power or no power. The solution is to use the charger Bluetooth headset charging for a period of time, and then long press the Bluetooth headset multi-function machine for more than three seconds to turn on;
4, the Bluetooth headset may send voice is small. The solution is to pay attention to the Bluetooth headset does not come into contact with water, and when using the Bluetooth headset, the Bluetooth headset is best to be close to yourself;
5. The phone media volume is turned down to the lowest level. The solution is to make sure that the Bluetooth headset is well connected to the phone, enter the phone Settings option, then enter the sound option, and turn up the media volume; So that's all about why my Bluetooth headset is connected to my phone phone has sound Bluetooth has no sound