Consist of 7 strap including rubber and leather straps The smartwatch and headset have some awesome functions! The smartwatch can track your fitness, send notifications, make calls, and even play music. The headset allows you to listen to music, take calls, and enjoy wireless freedom. They're both great accessories for staying connected and enjoying your favorite tunes! The smartwatch can track your sleep patterns and provide insights into your sleep quality. It can monitor your sleep duration, analyze your sleep stages, and even wake you up gently with a silent alarm. It's a great way to understand and improve your sleep habits! The smartwatch can track your heart rate throughout the day, giving you real-time information about your heart health and fitness levels. It's a great feature to help you stay in tune with your body