1. First, the mobile phone and the vehicle-mounted Bluetooth device should establish a pairing relationship. Turn on the Bluetooth function of the mobile phone and the vehicle-mounted Bluetooth device respectively, and set the Bluetooth setting of the mobile phone to "So it is visible" or "searchable" or "open detection";

2. Search for Bluetooth devices in the mobile phone, and select them for pairing connection after finding them. The pairing password is: , and the connection is successful after pairing. (Some Bluetooth pairing passwords are: 1234)

3. After the car Bluetooth and the mobile phone Bluetooth are successfully connected, you can make and receive calls on the car Bluetooth; Play music on your mobile phone and enjoy music on your car Bluetooth device.