Features FINE WORKMANSHIP: Use double sided PCB materials to reduce the attenuation of high frequency signals. And a 75ΩBNC head to increase ground contact for better performance. LIGHTNING PROTECTION: This is a twisted pair transmitter with lightning protection function, supporting multiple splices, built in TVS lightning protection tube, and lightning protection level up to level 3. ABS HOUSING: Made of premium ABS material, these cables are wear resistant and scratch resistant, ensures a long life span. 5 PAIR: There are 5 pair cables in the package that suitable for long term use and are light weight for easy carrying. IDEAL REPLACEMENT: Wonderful replacement for the old and damaged parts, fine workmanship, attention to details, helps you improve the working efficiency! Specification: Item Type: Video Balun Connector Material: ABS Type: Upper pressure Lightning Protection Level: Level 3 Compatible Video Signal: HD CVI, AHD, TVI, CVBS Transmission Distance: AHD, CVI: Approx. 400m / 1312.3ft (maximum) TVI, CVBS: Approx. 300m / 984.3ft (maximum) Transmission Distance: 3MP, 4MP, 5MP, 8MP less than or equal to Approx. 200m / 656.2ft Package List:10 x Video Balun Connector  Package List 10 x Video Balun Connector