SMARTWATCH D8: Health monitoring (heart rate, blood oxygen, blood pressure, sleep), fitness record (calculator) steps, distance, calories),multiple sports modes (outdoor walking, outdoor running, indoor walking, badminton, indoor running, outdoor cycling, indoorcycling, triathlon, hiking, elliptical machine, stepper, rowing machine, etc.), reminders (message, sedentary, drinking water,alarm clock), weather, breathing training, remote photography, stopwatch, search phone, raise your wrist to light up the screen, frequently used contacts, split screen (sidebar), flashlight, bedside lamp, calendar, shortcut bar (control center), calculator;mini-games, maps, SMS, incoming calls, WeChat, QQ, Facebook, Twitter, Line, Whatsapp, InstagramHeadphone function:Wear on both ears, Music status: Click the left or right ear to play or pause/triple-click the voice assistant; double-click theprevious song on the left ear/long press to decrease the volume, double-click the next song on the right