Mobile phone should be turned on Bluetooth and in the state of discovery, press and hold the Bluetooth headset switch The Bluetooth headset switch button is not released, until the phone Bluetooth search headset and shows the headset model, and then click on the phone to display the headset model to connect (sometimes you need to enter the PIN code, the default is generally "1234"), display "connected" indicates that the connection is successful, then you can let go of the headset switch key.
There are also Bluetooth headsets connected to the phone with the following methods:
1, in the state of the headset off, long press the NFC function (about 10 seconds), there will be a blue light flashing, this time do not get excited, continue to press the long hold until the headset indicator light appears red and blue alternately flashing state, into the state of being searched. (Remember that the headset must be in the state of being searched in order to be searched by other Bluetooth devices.)
2, open the phone's bluetooth, click search bluetooth device, until the phone searches the signal of the headset, it will show the bluetooth model.
3, click to connect, after the connection is successful, the headset indicator will be displayed as a blue light flashing at intervals.