Source google image: https://ae01.alicdn.com/kf/HTB1wCESKpXXXXa5XpXXq6xXFXXXb/Neutrik-nbb75si-isolation-75-bnc-socket.jpg_640x640.jpg
Isolation 75
Source google image: https://ae01.alicdn.com/kf/HTB1wCESKpXXXXa5XpXXq6xXFXXXb/Neutrik-nbb75si-isolation-75-bnc-socket.jpg_640x640.jpg