About this item

• 40Hz flickering light precisely synchronized with 40hz clicking sound, as per MIT research for gamma entrainment.
• Wearable cable-free design, allowing you to continue activities and work uninterrupted.
• Features 3 brightness levels and volume control of the earbuds.
• Equipped with USB Type-C charging port. Comes with a USB-C earbuds and a 3.5mm headphone converter.