Features: Ftiness tracker: Record daily activities, including steps and distance. Heart monitor: Real-time monitoring of heart rate status. Sleep monitor: Device could automatically recognize your state and monitor the whole process of sleep. Control Music player: Control music player in your phone. Anti lost: When the phone is beyond bluetooth range, the device vibrates to remind you. Remote control of camera: You can control the camera in your phone to take a picture. Sedentary alert: When you sit for a long time, the smart band will notify you based on your setting. USB charging port: You can charge the bracelet via computer.