This vintage Heathkit Model ET-3400 microcomputer learning system powers up and is ready for use. It is a great addition to any collection of vintage electronics. The brand name is Heathkit and the model number is ET-3400. This microcomputer learning system is perfect for those interested in vintage electronics. It is in good condition and has been tested to ensure that it powers up properly. The categories for this item include Consumer Electronics and Vintage Electronics, as well as Other Vintage Electronics. This is a unique opportunity to own a piece of history and add to your collection.

Comes in the original box. Unfortunately, I do not have the original manuals.