Check the listing for details. Atari 800 MOTHER/MAIN PCB New Tested Working. Listed at 99.95 USD. Atari 800 Main/Mother Printed Circuit Board New with all main board parts. Made and assembled by Atari Printed Circuit Board(PCB). We bought these direct from Atari. The Main PCB is just one of the several PCB inside of an Atari 800. See picture link below that shows other boards that are sold on our web site and in other auctions. Atari 800 Main/Mother Printed Circuit Board New with all main board parts. Made and assembled by Atari Printed Circuit PCB board. Click here to review my terms & conditions. "If you do not understand something about an auction then PLEASE contact us and get an answer you understand before purchasing. EBAY NOW CHARGES FEES ON SHIPPING AND HANDLING.WHEN YOU BUY MULTIPLE ITEMS AND PAY BEFORE WE SEND A COMBINED INVOICE YOU MAY PAY A LOT OF EXTRA SHIPPING."