The product is a set of two Mattel INTELLIVISION INTELLIVOICE Voice Synthesis Modules 3330, designed to provide voice synthesis capabilities to the Mattel Intellivision platform. These black external attachment modules are manufactured by Mattel Electronics in Hong Kong. The product comes with one box and box shows wear, see photos. This is offering an authentic and original gaming experience for enthusiasts of retro video games. These units are a must-have for collectors and gamers looking to enhance their gaming experience with advanced voice synthesis technology.

Unit in original box and packaging seems to be unused , looks very clean. It is untested.

The second unit , no box, is used, dusty and scruffy, untested , but might work.see last seven photos….