C128 Computers will only work in 40 Column mode, and NOT in 80 Column mode. For the Commodore C16, C64, C64C, C128, +4, & VIC 20. ABOUT THE RETRO COMPUTER SHACK. RCA PHONO Audio / Video LEAD. This lead is designed, tested and sold, ONLY for connection to a TV fitted with the standard RCA Composite Video input sockets This lead is NOT sold for use with any type of video converter, or adaptor etc, which are very unlikely to work.