Mattel Synsonics Demo - PATENT also by Krisma

It was a cheap and cheesy toy and it sounded fairly horrible... but what else would you expect from a toy manufacturer's attempt to cash in on the emerging drum machine market of the early '80s?

Someone at Mattel.... who are famous for their Barbie dolls and other children's toys... obviously had this idea that the company could (somehow) capitalise on this trend and make a few bucks.
Read more at  http://www.hollowsun.com/vintage/mattel/index.html