Functions: 2.01 inch square screen high-definition IPS color screen with a resolution of 240X296 Bluetooth call+Play Music 24 hours of continuous detection of heart rate, blood pressure monitoring, S more→PO2 monitoring,sleep test Time / clock display, steps, calories, distance, sleeping, GPS running Music control (up and down, play and pause) Download Watch Faces Do Not Didturb Mode,Weather Remote control camera Zinc alloy (plastic) case + silicone strap Sleep monitoring (Deep sleep time, Light sleep time, sleep quality) Call reminders, SMS reminder, qq reminder,Wechat and other APP reminder. Voice dialing,Incoming call voice(voice:ENGLISH) Sport