Dahua PFM800-4MP

Single-channel Passive HDCVI Video Balun – Comes as a Pair
Utepo UTP1201XP

Utepo Video Group Loop Isolator
Utepo UTP101P-HD

Utepo 1ch HD Analog (AHD / CVI / TVI) Video Passive UTP Baluns – PAIR

Video Baluns