Bluetooth Calling & Smart NotificationsSmart watches has a built-in waterproof microphone and HD speaker, smart watches for men can make, answer and reject calls. Fitness tracker also has a voice assistant function. The mens smart watches via vibration pushes messages and social media notifications (Facebook, WhatsApp, Instagram, Twitter,etc.). Smartwatch for men will not miss important telephones and messages for example while you're driving or exercising1.39" Touch Screen & Customised DialFull touch screen large display smart watch with 360*360 HD resolution, round fitness watch touch screen is sensitive and the screen is colourful. Digital mens watches provides different styles of dials to choose from, fitness watches for men support uploading your favourite pictures to customize your own dials, show a different life Wonderful. This fitness tracker watch has a built-in lock screen setting to protect your privacyTwenty-four hour Health MonitorHealth watches uses advanced sensors to provide heart rate,blood pressure, blood oxygen, temperature monitor, sleep tracker. Activity tracker can automatically monitor your sleep status (deep/light sleep/awake), and the data for the last seven days can be viewed directly on the fitness trackers. Smartwatches supports sedentary and drinking water reminder, creating a healthier lifestyle. (smart watch data is for reference only, not for medical use)One hundred and fourteen Sports ModesThe step counter watch supports walking, running, cycling, badminton, basketball, hiking and other indoor and outdoor sports, pedometer watch more sports can be added through the app. Running watch built-in stopwatch and timer. The exercise watch records calories, heart rate, steps,time, more sports data of the walking tracker watch can be viewed in the mobile phone APP. IP67 waterproof smart watch, but not suitable for diving, showering or saunasCompatibility & More FunctionBluetooth watches is compatible with Android 4.4 and above, IOS 9.0 and above, Bluetooth 5.2. Android smart watch can be used for five-seven days by charging it for two hours and standby for twenty-five to thirty days. This calculator watch also features pedometer, games, calculator, weather, music and camera control, find phone/watch and more useful functions. Mens smart watches for android comes with a leather and silicone band for wearing in multiple places