RCA female to BNC male video adapter is used with video gear with a BNC input. You can also use this adapter directly with the BNC port of a quad-screen sequencer or video monitor so that a cable with RCA connectors can be easily used. It changes a cable with a male RCA connector into a male BNC connector.
Changes cable with male RCA connector into male BNC connector
Directly used with BNC port of a quad-screen sequencer or video monitor