Check the listing for details. Vintage Atari Music Composer CX-4007 Cartridge Program for Atari 400/800. Condition: Good, Made in USA. Listed at 19.95 USD. Step back in time with this vintage Atari Music Composer program, Model CX-4007. Designed for the iconic Atari 400 and 800 personal computer systems, this cartridge allows users to create, edit, and play their own musical compositions. It's a fantastic piece of computing history for collectors and enthusiasts of retro software. The program encourages listening, visual memory, logical thinking, experimental exploration, and music appreciation. It's a great tool for understanding musical notation and structure, offering a unique blend of education and recreation. Perfect for anyone looking to experience early computer music creation or expand their vintage Atari software library. Printed in the USA in 1980.