The DAVID Delight Pro is an innovative, high-quality AVE and Cranio-Electro Stimulation (CES) device that applies a small pulsed electric current across the head via earclips while lights and sounds entrain the visual and auditory systems. This small electrical stimulus which is applied laterally across the head promotes good mental health and wellness. The DAVID Delight Pro may be used while you are sitting, lying down, or engaged in quiet, non-hazardous activities.