With Call Function Touchscreen Fitness & Outdoor, Health & Medical, Notifier, Safety & Security Battery Runtime: Upto 12 hrs Bluetooth calling: Make and receive calls directly from your wrist, without having to take out your phone. Heart rate tracking: Track your heart rate throughout the day to monitor your fitness and overall health. NFC payments: Make contactless payments with your smartwatch using payment apps. Fitness tracking: Track your steps, calories burned, and active minutes. Sleep tracking: Track your sleep duration and quality to improve your sleep habits. Smart notifications: Receive notifications from your phone on your smartwatch, so you can stay connected without having to take out your phone. Music playback: Control your music playback on your phone from your smartwatch.