Here's the video so you can see for yourself.
Magic Box by CCS on Vimeo
Magic Box by CCS
Here is the informative marketing blurb from the creators CCS (pdf file).
I think this product has a rather wonderful interaction between the physical and the digital. For those of us who worry that books and objects may stop being seen in real life but always mediated by technology this product does a great job of bringing the two together so the best of both worlds is possible.