Evertech 4 Pairs Video Balun RG45 PV/PVD/PVA Passive Power Video & Data (audio) via UTP & RJ45 Twisted Pair RJ45 BNC DC Balun with Power Connectors Built-in transient suppression protection Save cable cost 30%-50% NTSC, PAL and SRCAM video formats 60 dB crosstalk and noise immunity Video Balun with Power Connectors