The NGCD already has regular AV and S-Video out ports, which should be good enough...


The Video out DIN jack outputs RGB video if you want to go upscale, but you'll need to make your own cable. The NGCD has a C-shaped DIN pin configuration, while several other systems (Genesis, SMS) have U-shaped DIN pins:

You can bend the pins of one type to make it just fit into the other type, but it's not recommended.