It will be intended that it connects to your router over wifi there may be an ethernet port could be useful at setting up stage.
Then you will be able to view the output on any other device on the same network as well as on it's own app if there is one.It will be assigned it's own web address like 192.168.0.20:8070
You could view it over internet if you can get your router to port forward.
It might also connect direct over wifi or ethernet more like a webcam but it is basically a wifi IP camera.
We used to do it all manually with early chinese IP cameras newer ones are easy to set up by app - if you have the app - but ultimately can be more restricted if you can't access and change the address it gets put on. Entering the name of it in google might find a lot of useful info on the likes of reddit.