More recently, a Chinese company Haier has shown the world its new prototype TV, which is controlled by the power of thought. According to developers, in based on the new hi-tech devices is a special technology NeuroSky ThinkGear, whose essence is that on the human head is fixed a small headset, recording the activity of brain waves. The signals taken by a headset, are converted into digital code and used to control TV. In the demonstration of high-tech device has been shown that the new system allows you to undermine the on screen virtual butterfly by the power of thought. At the moment switch TV channels is not yet possible, but in future this function could easily be implemented.