How to untie the micro stereo?

Small V audio generally has two wires, one is the signal wire of 3.5 mm plug, which is inserted into the earphone jack of mobile phone or computer, and the other is the power cord of USB plug, which is inserted into the USB jack of computer or the USB jack of mobile phone charger. You can find a small V Bluetooth device in Bluetooth, just cancel it directly, and you can search the link directly next time.