Amazfit GTS 4 Mini is an ideal solution for your health and fitness management. Easy health management with 24H Heart Rate, SpO₂ & Stress Monitoring, Sleep Quality tracking, and enabling Test 3 Health Metrics in 1 Tap. Come with 120 sport modes & Smart Recognition of 7 sports to make your exercise at a higher level. Supports 5 satellite positioning systems to help you track your moves with high precision. A fully-optimized battery management system provides up to 15 days of battery life. Make daily life a breeze with a wide selection of helpful features, including, text, call & App Notifications, sedentary reminders, SMS & Call Quick Replies, Bluetooth Phone Music Control, Bluetooth Phone Camera Control, and More...Compatible with Android 7.0 and above & IOS 12.0 and above device. Unisex.