A:AnswerYes, I don't see why not. Each speaker has a key hole that can be used for mounting. Just keep in mind the speakers aren't wireless and need to be wired to the receiver.
A:AnswerMy system came with one length of speaker wire which I measured for each separate speaker. My system was purchased for a small office size room and I still needed to add in additional wire to complete the setup. I would strongly recommend buying additional wire for the setup.
A:AnswerTechnically no
But the one u see on the front in the pictures is not for a actual microphone that’s to use with what comes in the box
But if you know what you are doing you can get adapters and hook it up in the rca jacks