RF Modulator + AV + RF Cables TV Converter Radio Shack 15-2526 BUNDLE

This allows you to connect devices with yellow red white cable to TVs that don't have that port.  Many modern flatscreens don't.  The "To TV" and video in ports are well tested.  The S-Video and "ANT IN" may not have been.  No reason to think they don't work.  The tested ports work great.  You get 3 items total:

1. Radio Shack RF Modulator
2. AV Cable
3. RF Cable