Smart Assistant for LifeSmart watch for Android iOS phones is compatible with iOS 8.4 and above, Android 4.4 and above.The bluetooth calling smartwatch comes with built-in speaker and microphoner, you can make or answer calls from your wristwatch.All notifications will show on your wrist and remind you by vibration,such as:Call reminder, Facebook, Twitter, WhatsApp, Messenger, email, linkedi...but you can't reply directly!To Make Healthy Lifestyle scientificallySmart watch for women supports 24/7 heart rate monitoring,as well as blood pressure and blood oxygen monitoring,which can keep track of your time asleep and provides a comprehensive analysis of sleep quality (deep sleep,light sleep and awaked).The smart watch features 19 sports modes, and can be used to monitor critical data such as count steps, check calories burned, and distance traveled.Make Life PersonalizedSmart watch for android phones with full-touch 1.32-inch color screen & 360*360 high-definition resolution,and the lively colors deliver a crystal-clear viewing experience.More than 160 beautiful backgrounds are available in the APP to choose,even uploading your favorite photo as watch face to customise your personalized style.Multifunctional Life StartsSmart watches for women with an AI voice assistant, which can open the mobile application ,play music and some simple games by synchronising the phone's voice assistant.For privacy protection,you can set/change/cancel passord at anytime anywhere on your women's/men's smart watch.other function:alarm /stopwatch/ timer /music player /many languages/weather forcast.Caring for Women's HealthThe women's fitness smart watch can help you record your menstrual and ovulation periods, and provide thoughtful suggestions before they arrive so that you can plan ahead and avoid disruptions, If you're pregnant, reminds and protect novice mothers Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.