A:AnswerYou don't have to pay anything to use this system. If you are talking about the power consumption, it is super low. I don't thing is an issue, even if you are off the grid.
A:AnswerIt is only able to be hooked up with an Ethernet cable. I wish it had WiFi capabilities, but the manufacturer told me this isn't possible without them installing the necessary software.
I was hoping to buy a WiFi stick to plug into the DVR, but it doesn't support this.