Samsung Galaxy Watch 4 Sport Smart Watch 44MM BT Aluminum Silver

Manage your overall sleep quality for a great night's sleep with an advanced tracker that calculates your sleep score. Fitness/Auto Workout Tracking Make the most of every workout with Auto Workout Tracking. Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends. ECG Be smart about your heart with real-time ECG Monitoring that gives accurate readings. Extension of Your Phone Galaxy Watch4 Classic works as an extension of your p