QCY T10 Dual Armature Driver TWS Earbuds *Dual armature driver: Powered by two HIFI balanced armature drivers, the small earbud can deliver rich sound stage. *Four mic noise isolation: It can effectively block environmental noise, so as to achieve a clear call effect. *Type-C quick charge: Push the earbuds into case for 10 minutes and you can get 1 hour of playing time. *21hr battery life: One top-up means 3.5 hours of playback while the charging case extends the total battery life to 21 hours. *Hall switch / pop-up window: Open lid to pair. Open QCY app and pop-up window will spring up on phone, simply tap to connect. *QCY APP: Customizable controls, music style changes, and OTA hardware updates enhance your listening experience.