Huawei earbuds 6i Just open the box, one year warranty Purchase date 9/12/2024 Main Features: • Intelligent Dynamic Noise Cancellation 3.0 — The FreeBuds 6i’s intelligent ANC 3.0 system is capable of canceling different types of noise, while monitoring environmental noise and adjusting noise cancellation performance seamlessly. A wide ANC frequency range up to 5KHz for 100% improved noise cancellation ability. • Powerful Bass — Featuring Hi-Res certified 11mm quad-magnet dynamic drivers, itproduces powerful bass down to 14Hz – performance that's sure to impress. • Fast charging and long listening — Enjoy up to 35 hours of listening with a fully charged case, or an amazing 4 hours after just 10 minutes of charging. With ANC on, you can listen for up to 20 hours with a fully charged case and 5 hours of listening on a single charge. With ANC off, you can listen for up to 35 hours with a fully charged case and 8 hours on a single charge. • Distraction-free calls — The earphones come with three microphones that work in harmony with the Deep Neural Network (DNN) algorithm to distinguish voices from noise and cancel noise during calls, so you can be heard clearly. • IP54 Sweat and Water Resistant — Enjoy outdoor activities or intense workouts with peace of mind thanks to IP54 sweat and water resistance. • Dual Connection — Connect to two devices at the same time and switch between iOS and Android devices without the need for frequent reconnection and disconnection. Discover an exceptional listening experience with HUAWEI FreeBuds 6i, where powerful performance meets comfort and practicality in a stylish and functional design. Buy now and take your audio experience to the next level.