Brainwave Frequency: Deep Alpha to Theta | Monaural: 11 – 9 – 6 – 9 – 13 Hz | Isochronic: 12 – 8 – 6 – 12 Hz Use This Sound For: Creative Visualization, Hypnosis and Advanced Brainwave Entrainment These are the new and improved series of the popular NeuroSonic Calibrators. They also use the powerful Holomni-sound technology and follow a special flow guiding you to a deep trance brainwave state: Theta. Perfect for hypnosis and visualisation. These audios start with a frequency that is close to your normal relaxed brainwave frequency so that your brain can easily get entrained to it. After that it follows a special flow guiding you gently to deep Theta. These sounds are very intense and will get you in a deep trance, they are very effective when you really need to integrate affirmations or visualizations firmly in your subconsciousness.