Why would a computer monitor need an ethernet jack and output jacks?

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In reviewing monitors, I came upon this Dell monitor, the Dell UltraSharp 27 USB-C Hub Monitor – U2721DE.

With all of the other bells and whistles, it comes with an RJ45 ethernet jack and what appears to be not only a Display Port (IN) but also a Display Port (out). So for the life of me, I cannot figure out why either of those two ports are something I would want?

1. What’s the reason for connecting a monitor to my network?
2. I get the different input options, but why would I be outputting video from my monitor?

I’d love to understand what cases there may be for these options.

[https://www.dell.com/en-us/work/shop/dell-ultrasharp-27-usb-c-hub-monitor-u2721de/apd/210-awkh/monitors-monitor-accessories](https://www.dell.com/en-us/work/shop/dell-ultrasharp-27-usb-c-hub-monitor-u2721de/apd/210-awkh/monitors-monitor-accessories)

In: Technology

5 Answers

Anonymous 0 Comments

This monitor isn’t intended to be a peripheral for a desktop PC, it’s part of a workstation setup where you’re connecting a laptop to it.

The monitor itself then provides wired power and internet connectivity to the laptop – that presumably belongs to someone who is often working remotely or in the field.

Video *out* on a monitor may be useful if you’re planning to be running presentations on another screen somewhere.

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