On the most basic level, an isochronic tone is simply an audio signal that is turned on and off rapidly, creating a pulse effect that is extremely effective when used for therapeutic purposes.
A relatively new neuroscientific finding, this form of brainwave stimulation is known for leaving a deep impression on the brain. In fact, many in the field now hail these tones' bulletproof success rate of creating a deep, super beneficial state of meditation.
EquiSync incorporates this basic but effective technique to strengthen the coherence/amplitude response of the brainwaves during the meditative state, thereby deepening and expanding the benefits available to the user. You can see the basic structure of these sound waves in the image below: