So you use it with your headset.

Tan Le A headset that reads your brainwaves

The headset connects wirelessly to an iPad or a smartphone.

In that headset you have fabric sensors on your forehead and above the ear.

I can put it so that one ear hears one speaker, the other ear hears the other. That's true binaural sound.

And compared to the tens of thousands of dollars for a traditional EEG system, this headset only costs a few hundred dollars.

But there was one persistent noise that Jansky couldn't identify, and it seemed to appear in his radio headset four minutes earlier each day.

It's a free program you download for your Mac or PC, and you make free phone calls anywhere in the world The downside is that you have to wear a headset like a nerd.

Tan Le's astonishing new computer interface reads its user's brainwaves, making it possible to control virtual objects, and even physical electronics, with mere thoughts . She demos the headset, and talks about its far reaching applications.

That guy there was made for a demo I did yesterday early in the day for a big car maker in Detroit who wants to put them in a car small version, over your head so that you can actually get binaural sound in a car.