Incredible Sound Loved by 20 Million+ People Stay Focused: Hybrid active noise cancelling reduces 90% of external noises for you to truly enjoy your favorite music, games, or podcasts without distractions. Loud and Clear: Enjoy AI-enhanced clear calls thanks to 4 microphones built into Life Note 3i noise cancelling earbuds and a custom algorithm for improved voice pickup. Rich and Customized Sound: Life Note 3i noise cancelling earbuds have 10mm drivers that deliver rich and heavy bass. To customize your EQ and sound profile for a better music experience, use the Soundcore app. Hours of Power: Life Note 3i noise cancelling earbuds let you listen for 9 hours straight on a single charge with 36 hours extra playtime from the compact case.