1. [Bluetooth Call and Sound Assistant] A smart watch has a built -in microphone and HD speaker, adopt Bluetooth version 5.3 for faster connection. So you can call and get directly from this smart watch for men. You can also use the built -in audio assistant to ask questions, control music, control weather conditions, set alarms and timers. display. Superior picture quality and touch sensitivity brings you visuals in crystal clarity as well as never before. Smart Watch has more than 100 unique clock faces that you can choose from. You can customize your favorite pictures as a fit 'application in the Fit' application and even upload your photos to create a look in the Fit Fit 'application to create a really personalized look with endless possibilities. You can also follow your sleep correctly and detect blood oxygen saturation and stress levels. The 'FIT' application a detailed sleep quality analysis report (light/deep/awake sleeping stage) and you can view more data that will help you analyze your and make appropriate adjustments to a ier lifestyle. (Note: This hour cannot be used as a medical diagnostic tool.) 4. Under normal use, the battery life is up to 5-7 days (depending on real use). In standby mode, it can be used continuously up to 25 days. With our smart watches for men, you can say goodbye to battery anxiety. Steps, time, distance and calorie, follow your daily data exactly and connect to GPS on your phone to record all your training routes and fitness by using the 'FIT' application to motivate yourself further to complete your exercise plan. IP68 is a waterproof device that can meet your daily needs. (Note: sauna, hot water, swimming, not for diving) 6. IOS 9.0 or above is compatible with Android 6.0 or higher (not suitable for PCs or tablets). Our smart watch is a 'FSC certified case and bracelet'. 7. In addition, 2 comfortable and skin -friendly bracelet (silicone strap and nylon strap), the length can be adjusted ly. Users with sensitive skin can use smart watches to help you do scientifically exercise nylon belt, which directly help you solve skin sensitivity problems.