SERIES 6 44mm With Scroller Button Least game Phone book Dial Sport mode Heart rate Information push Calculator Weather Sleep monitoring Calendar Stopwatch sedentary reminder Pedometer Distance calculation Calories nti-lost Find device Blood pressure monitoring Remote Call records Smart music Spin button Bluetooth music Blood oxygen monitoring Background switch Alarm clock *Apple Airpod Pro Japan quality 598 mah with Popup window, GPS, Name change and Noise Cancellation - calling features - 1 Tap puse/play - 2 Tap next / previous - Both side sensors working - Siri working - Pure bass and sound performance -2 size extra tips/ usb cable