LIGE Newly Upgraded Bluetooth Calls Voice Chat FunctionThis black smartwatch offers the ability to make calls, not only by pressing numbers on the watch, but also by answering or hanging up. It reminds you at work or in your life so that you don't miss important calls. The stainless steel strap fitness watch has a 1.3 inch ultra clear full touch screen for a smooth and fluid experience, 5 levels of adjustable brightness.Stay Connected to Your Phone Connect fitness tracker with your phone, you will never miss a call and message. The gents fitness watch will vibrate to alert you if your phone receives a phone call, SMS text and SNS messages. SNS alert: Facebook, Wechat, Whatsapp, Skype, Line, Instagram, Twitter, ect.All Day Activity Tracking&StopwatchThe stylish smartwatch Built-in 10 sport modes, walk, running, cycling, rock climbing, swimming, diving, table tennis, badminton, football and basketball. LIGE mens smart watch can all day track your steps, distance, calories and heart rate. With stopwatch, you can control your time and improve your exercise.24 Hours Health MonitoringLIGE gents activity tracker has heart rate, blood pressure, blood oxygen monitor functions, always pay attention to your physical health, but the data is just used for reference. This stainless steel smart wristwatch can also measure your sleep automatically, which helps you know awake, light, and deep sleep data.Compatibility & Other FeaturesThis relojes smartwatch is compatible with smart phones that use iOS 8.0 or Android OS 4.4 or above, and Bluetooth 4.0 or above. And this LIGE watch also has alarm, stop watch, remote camera control, sedentary reminder, music control and weather forecast functions. (It also compatible with iPad)