Prototype mock-up of Expansion Module #1, here called the Conversion Module Number One
Expansion for ColecoVision, allowing Atari VCS and 2600 home video games to be played on the ColecoVision
coleco-atari-expand-1982
Prototype mock-up of Expansion Module #1, here called the Conversion Module Number One
Expansion for ColecoVision, allowing Atari VCS and 2600 home video games to be played on the ColecoVision