Remain Focused: 90% of ambient noise is eliminated by the Hybrid Active Noise Cancellation System, allowing you to fully enjoy games, podcasts, and music without interruptions. Clarity in the service of sound: The Life Note 3i earphones' four microphones integrated into their noise-canceling ear cups, along with a customized algorithm for better sound pickup, allow you to enjoy clear calls enhanced by AI. Rich, customized sound: The 10mm drivers in the Life Note 3i noise-canceling headphones generate a deep, strong bass. Hours of battery life: The small design of the Life Note 3i noise-canceling headphones allows you to listen to music for nine hours straight on a single charge and to have an extra 36 hours of battery life.