and the sound is a bit difficult to hear/talk.

It was a bit tricky to install the wireless.

Moving the camera while in a different location or country may lag a bit, however that is to be expected with most any camera controlled remotely

From home, I can view my office, listen in on whats happening (sound is a bit hard to understand as I said).

MIPC app is a bit hard to navigate, but not the end of the world

The Dericam p2 app is a bit easier to use but not much