Answer: The data cable is used to transmit data. It is a data communication line connecting the mobile phone and the serial port of the computer. It can transfer data between the computer and the mobile phone.
Mobile phone data lines are generally used in data transmission, and the most direct is the role of charging.
The most important use of the data transmission line of the mobile phone data line is the data exchange with the computer.
For some large memory phones, you can use the data cable to put it in the computer. When the USB flash drive can also back up your computer's important information to your mobile phone, it can be used at any time when needed.
The data cable connects the laptop to the 3G4G mobile phone to realize wireless Internet access with the data cable and the computer.