“Based on the latest developments in neuro-technology, Emotiv has developed a revolutionary new personal interface for human computer interaction. The Emotiv EPOC is a high resolution, neuro-signal acquisition and processing wireless neuroheadset.”
The headset can be purchased for $299. It is wireless and uses a USB dongle to connect to a PC. There are applications available that take advantage of the emotiv whether they be brain map utilities or games that make use of your mental power. Emotiv Key allows you to record “keystrokes” so that you can reproduce keystrokes in other applications like calling a levitation spell in a game to lift an object.