The devices is a metal tube, where the user would roll out a flexible sheet where it would play.
It's unknown how a person can upload the images onto the device, it has not been seen yet.
The players don't seem to be interactive, and just play the information. They also loop continuously.
It's also unknown if they require a recharging battery, for that they don't have any plug holes or anything, so they must be recharged in some way.