It really is super simple and super impressive. The spectator just choose a card in the deck (or say one) and then see the gadget guessing it by magic.
If you do not believe, check out this video (cool btw):
http://www.youtube.com/watch?v=TX58CJWsNAY
Or visit the official website:
http://www.mdxapps.com
If you do not believe, check out this video (cool btw):
http://www.youtube.com/watch?v=TX58CJWsNAY
Or visit the official website:
http://www.mdxapps.com