【Bluetooth Call Smart Wacth】RERE ASW2 smart watch with text notifictaion is available to answer calls and dial the phone number. With noise reduction and acoustic algorithms, the smartwatch provides you with quality calls. 【Alexa Helps A Lot】This smartwatch with Alexa Built-in can follow your voice commands such as setting an alarm, checking the weather or heart rate, controlling your smart home devices and more. It will respond in a voice to your command. 【Acitvity Tracker with 60 Workouts】This fitness tracker smartwatch will auto-track your daily steps, calores, distance, and remind you when the fitness goal is achieved. 60 sport modes could make exercise data more accurate and exhaustive. This fitness tracker will be a good partner in weight loss journey and sports trainning program 【Health Monitor, Alert and Profile】You can set the smartwatch to auto-monitor heart rate, blood oxygen, stress and sleep. You can also measure heart rate, blood oxygen and stress all manually. This health monitor smartwatch will alert for an abnormal heart rate and store health data in the app for weeks, months and years. 【Plenty of Great Features】100+ watch face in the app, the smartwatch also could set the face with pictures. 2 hours charging and lasting for 7 days. The IP68 waterproof. 1.69 inch HD screen. Fit for Android( 6.0+) and iPhones (iOS 9.0+). Discover more features through your exploration. RERE ASW2 Smart Watch (Answer/Make Call), Alexa Built-in, 1.69" Fitness Tracker with 60 Sports Mode, Heart Rate, Blood Oxygen, Sleep Monitor, Fit for Android and iPhone, IP68 Waterproof