Product parameters Screen: 1.28"IPS screen Touch Panel:COB capacitive multi-touch Battery: 260Mah Charging method: Magnetic charging Waterproof: IP67 Hardware parameter Bluetooth: BT5.0 Blueto more→oth calls: BT5.0 Screen Diagonal: 1.28" Waterproof Rating: IP67 Pedometer: Yes Calorie Counter: Yes Compatibility: Android 4.4 , IOS 8.0 System version:IOS 10.0 and above, Android 5.0 and above Software function Receive/Reject phone calls/ Dial phone call,Bluetooth calling,Music player,Sleep monitoring,Sedentary reminder,ports pedometer/calorie consumption/track record/exercise time,Call reminder and display,Message is pushed and displayed, Remote control