??【Smart watches with call function】Smart watches with microphones can support two-way calls.After connecting the smart watch to the phone via ‘Da Fit’ software and Bluetooth,you can synchronize the contacts in the phone to the watch,and you can also manually enter the number on the watch and dial it without inserting a SIM card.The sound from the watch is loud and clear. ??【Health Tracking】 Men’s fitness watch supports real-time heart rate, blood pressure,sleep(Deep sleep, light sleep, wake up time).You only need to check the data on the app every day to easily understand your physical condition. Mens smart watches to help you get a healthier lifestyle and body. Warm reminder: All the above data is for reference only and cannot replace medical treatment. ??【Compatible phone and customer service】 SmartWatches are compatible with smartphones with Android 4.4, iOS 8.4 and Bluetooth 5.0 or higher. It is a great gift for male friends and family members. 12 months from the date of