Function Add friend QR code, support global accurate weather forecast, dial, support caller address book display, Bluetooth call, screen time, do not disturb mode, menu style, language switching, APP more→QR code, sound settings, shutdown, find devices, Timer, stopwatch, alarm clock, settings, music player , step counting, heart rate, exercise (outdoor running, outdoor walking, indoor cycling, indoor running, indoor walking, free exercise), blood oxygen , sleep monitoring, information notification, dial switching, TWS Bluetooth headset connection, Bluetooth speaker chain connection, system menu, APP connection QR code, watch information, phone book, brightness setting, restart, call record,