Location via an App- Record the location of earphones disconnected last time, call and search earphones, name your earphones, and more functions in the Baseus app.<br />Touch to Control- You can define the functions of tapping gestures in the app to fit your habits and create your personal earphones 14.<br />Comfortable- Half-in-ear design offers a proper fit to the ear canal. The 4g earphone is comfortable to wear for a long time.<br />IP64 Rating- Waterproof splash-proof design allows you to use them In the rain and exercise freely.<br />Flash Charge- 2C double flash charge allows the earphones to be fully charged in 45 minutes.<br />Low Latency Mode- Enable low latency mode to enjoy AV synchronization and audio smoothness.<br />25 Hours Long Battery- Give you about 5 hours of battery life on a single charge and about 25 hours playback time with a charging case. ">