umair_shuja 0 Posted November 3, 2009 Hello Fellows, I will be using utp for the first time...i want to know certain things 1) While using PTZ cameras, do i need Data transmission device like TTA-111AVT or should i just take 2 pairs from UTP (data and video) and connect it to the DVR? 2)how can I connect multiple PTZ cameras data to a single DVR? I hope that I have make my query clear. Share this post Link to post Share on other sites