LumiSleep D1 is a neuroscience-based wearable closed-loop EEG sleep device. With a RTNCM™ system, it reads EEG signals in real time and delivers personalized low‑frequency acoustic waves within milliseconds. The waves are synchronized with brain activity. By following rather than disrupting the brain’s natural rhythms, the device makes sleep onset more natural and restorative. It analyzes EEG directly, ensuring accurate sleep data. LumiSleep D1 features a fully cushioned, over-ear design with ultra-soft EEG electrodes and pillow-like fabrics engineered for all-night comfort.