I came across this at Jaycar's ...
http://jaycar.co.nz/productView.asp?ID=XC5220
Put my standard $150 phone on the thing, and it worked just like the video.
Other sites have this term in their URL, but neither seems to give any idea of how it works, apart from a reference to it being 'magical" (I have my doubts).
http://www.nearfieldaudio.com/
http://nearfa.org/
Ideas anyone?