What is a completely external device?

Completely external devices refer to hardware devices that are connected to a computer or other host and do not need to be installed inside the host. These devices are independent of the host and exchange data and power supply with the host through the interface, so they can Being used on a variety of different computer devices enhances the portability of the device to a certain extent. At the same time, these devices can be powered independently, reducing the energy consumption of the host and improving the stability and reliability of the system.

# Operating system for this tutorial: Windows 10 system, Dell G3 computer.

Completely external devices refer to hardware devices that are connected to a computer or other host and do not need to be installed inside the host. These devices are independent of the host and exchange data and power supply with the host through interfaces (such as USB, HDMI, etc.).

Common external devices include:

1. Input/output devices such as mice, keyboards, headsets, speakers, etc.

2. Storage devices such as mobile hard drives, U disks, SD cards, MP3/MP4

3. Peripheral devices such as printers and scanners

4. ##Cameras , projectors and other video equipment

5. Other general peripherals, such as game controllers, digital cameras, handwriting pads, etc.

are entirely external devices The connection to the host usually uses standard interfaces, such as USB, HDMI, DP, etc., so it can be used on a variety of different computer devices, which enhances the portability of the device to a certain extent. At the same time, these devices can supply power independently, reducing the energy consumption of the host and improving the stability and reliability of the system.

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