This is a very new form of transporting frequencies to the brain, not just via the ears, but also the eyes! This is highly experimental, but has already been testet to more than 100 people in the internet and the results are amazing. People told about a crazy increase of dream recalls, memories of being out-of-body and psychic moments.
Listen to it and watch the blinking frequencies in a dark room.
This video includes only pure frequencies in which noise has been added, without music and additional tones.
This video is equally suitable for beginners and advanced.