The Coaxial connector is BELLCOMMS with compatible RG-58, RG-58, RG6, 7C2V, The connector Designed with easy for use and long live after  install and it made by with high quality material

The BNC series are bayonet-lock standard coaxial connectors, with characteristic

impedance 75 Ω. They have the characteristics of rapid engagement and

disengagement, high reliability, simple structure etc, are used to connect RF

coaxial cables in IT, industrial network, medical equipment, data communication,

video systems and broadcast application.