The Harmony Cartridge is a simple, affordable, time-saving, space-saving, hassle-free way to play hundreds of games on your Atari 2600 console. Using a Harmony cartridge is easy.

   Just insert the Harmony cartridge into your console slot the same way you would with any ordinary Atari game cartridge. Put your favorite game binaries on an SD card, pop it into the Harmony Cartridge and you're ready to go. Turn on the console, select the game you want to play from the list and start having fun.