Compatible with all 5MP / 4MP / 3MP / 1080p / 720p HD-CVI, HD-TVI, HD-AHD, NTSC, PAL and SECAM video formats. 60 Db cross talk and noise immunity. Spring type connection terminal channel passive HD transceiver, male BNC allows connection directly to TVI/CVI/AHD or camera system，gold plated BNC better transmission quality long distance HD transmitter. No power required!

Instead of screw installation on UPT terminal blocks, this upgraded Evertech HD CCTV Via Twisted Video Balun Transceiver adopted newest “ Press Fit “ screw free installation method, easy to install and save your time, makes the installation work more convenient!

There are 4 small holes and bulgy points set on opposite sides of video balun enable you to combine them together and made a neat line so they are more manageable if more than one video balun is used.