Here is a very nice vintage "Computer Chess" on cartridge for the Atari 400 and 800 computers. It is in excellent tested and working conditon...in fine cosmetic shape as well with no damage just some very light wear on the box which is minor...complete w/ everything shown...very nice overall. Guaranteed to be authentic and vintage. Domestic shipping and insurance is FREE!  International shipping is also available. All our items ship within 24 hours of payment.  Please be sure to check my other listings for more video game merchandise and retro/mid-century modern items, all of which are also available for purchase at my shop, Space, in Lancaster, Pennsylvania. Thanks!