Hello Yojans,
Good day. Thank you for your question.
A reminder on the Crowd Support rule that "Any type of post that is unclear, non-English or without obvious research may be deleted. Before posting anything, make sure you give as much detail as possible, use translating services to translate your post to the English language and browse our wiki page before asking any question."
For more information, please refer here - https://community.teltonika-gps.com/?qa=about
As for the question that you have asked, the inputs/outputs work based on how you connect and trigger them. Please refer here for more information on the wiring scheme - https://teltonika-gps.com/downloads/en/fmc640/FMC640-wiring-full.png
For more information on the device, refer here - https://teltonika-gps.com/product/fmc640/
Kind regards.