BNC to VGA Video Converter, S-Video Input to VGA Output, Supports PAL/NTSC, E...
Like when you connect BNC as the input signal soure to VGA montor, then you need connect VGA OUT interface,doesn't connect the VGA IN interface. The bnc to vga converter : Input: 1x BNC, 1x S-Video, 1x VGA;Output: 1x VGA.