Technical Details

It enables the video in DVD/DVR, CCTV (closed-circuit television),
camera, etc to be displayed on PC monitor or LCD. Single button for easy
switch between different input source.
VGA, 4 pin S-video, BNC in; VGA out. Convert VGA/S-video/BNC to VGA.
"Input", "Menu", "Freeze/+", "Resolution/-" function button. Adjustable input, brightness, contract, saturation and hue.
Supported VGA output resolution: 800 x 600@60HZ, 800 X 600@75HZ, 1024 x 768@60HZ, 1280 x 1024@HZ.
PAL/NTSC auto-detective. Image-freezing function. Auto-save settings and working status when power off.

CCTV Camera BNC S is a very important thing and it is now used in various places in the world. thanks for this useful post.