A 35 mm filmstrip loop in a cartridge with audio on a separate standard cassette. The projector contained its own rear-projection screen. The cassette snaps onto the cartridge for storage, but is detached and loaded separately into the viewer for use. The audio has a subaudible 50 Hz tone that automatically advanced the film to the next frame. An optional rechargeable battery pack was also available. The projector was lightweight and portable and the system was marketed towards sales:

You can present a hard hitting sales story on the desk of a busy executive or at a construction site miles from the nearest electrical outlet. Just push the button and automatically your sales presentation comes to life with brilliant pictures and exciting sound (Business Screen 1969).

The Dukane Corporation was founded in 1922. Over the years it has manufactured everything from audio visual equipment to paging systems for the military in WW II. It currently manufactures equipment for industrial plastic welding (Dukane 2024).