Ground Loop Isolator Intercom door lock or both

door lock or both

Toughened glass front door

HD AHD TVI CVI and Analog Video Power Baluns With Power for HD security cameras (720p and 1080p AHD

each user have one card and one PIN

6mm optional)

Ground Loop Isolator Intercom door lock or bothGround Loop Isolator is designed to reduce Ground Loop Interference with CCTV signals and can be easily installed in new or existing systems. It is useful where a video signal is transmitted via cable between points with different ground potentials, differences in ground potentials are typically caused by unbalanced power line loads. Features BNC male to BNC female with mini cable 15 on both sides. Passive, no power required. Prevents video signal