Lightly used; case, charger, and instructions included. The BrainTap headset, created by neuroscientists, is the result of decades of extensive research for better brain health. BrainTap uses a proprietary neuro-algorithm that results in full-spectrum brainwave activity. This allows for maximum neuroplasticity, making the brain more flexible and resilient, geared up and ready for optimal performance. With BrainTap, you can break free from chronic stress and burnout and achieve clear, and focused thinking. - Light Frequencies: Light pulses train the brain to produce a healthy balance of brainwave activity, transforming the listener into a mental powerhouse with the right mindset to accomplish about any goal. - Auriculotherapy: BrainTap's improved LED Visor and headset use auriculotherapy and various frequencies to dose your eyes and ears with energy. - Beats and Tones: Embedded tones emulate relaxed brain waves, guiding the brain to an extraordinary level of focus and performance that would otherwise take years of practice to achieve. - Guided Visualization: Guided audio-sessions help you become the architect of your own life. Over 2000 sessions are available on the app with subsciption. - 10-Cycle Holographic Music: The music is designed to create a complete 360-degree experience that stimulates the mind with calming thoughts and images. ***This can be used without a paid subscription on the app*** You can read more about it at: https://braintap.com/braintap-science/