Various audio connection methods refer to the following:
The connection method of the wired speaker: First connect the speaker to the power supply through the charger, and then insert the 3.5mm plug of the speaker into the phone headphone port.
Bluetooth audio connection method: First turn on the audio Bluetooth switch, and then enter the phone Settings -- Bluetooth -- turn on Bluetooth and search for audio connection. Note: There are many kinds of audio on the market, and some audio may be incompatible with vivo mobile phones. It is recommended to consult the business or test it by yourself to confirm that it can be used before buying.