Detailed information can be found on your Roku's Secret Screen.
I have tested it on my older Roku and it does work giving this information:
Want to know how to get it on your Roku?
Just a few unusual key presses and you will find it.
- Press the HOME button several times, 6 or more
- Press FAST FORWARD three times
- Press REWIND two times
As you can see on the right side of the screen, you are able to do a Factory Reset, Update Software, and more.