Samsung Galaxy Watch 4 Bluetooth Smartwatch R870 44mm - Silver

Challenge your friends or family via challenging challenges. Complete the challenges to earn badges and points. Physical exercise becomes more enjoyable and motivating Sports Tracking - Track your activities and physical performance on your watch and smartphone. Count your steps, check your calories burned, and stay on track with built-in GPS Blood Pressure & ECG - The BioActive Samsung sensor allows you to perform an electrocardiogram (ECG) and measure your blood pressure in real time Sleep Tracking - Detects and analyzes your overall sleep while you rest. Improved measurement functions allow you to check your blood oxygen saturation (Sp02) and snoring profile Wear OS - The first smartwatch with Wear OS co-developed by Samsung and Google, the Galaxy Watch4 offers access to more apps right on your wrist