Garmin, vÃƒÂ­vo series, vÃƒÂ­vosmart, vÃƒÂ­vosmartHR, wristband, heart rate monitor, pedometer, sleep tracker, calorie counter, distance allows you to exercise freely without additional heart rate strap. Using heart rate, vÃƒÂ­vosmartHR can provide information on calories burned and quantify the intensity of your fitness activities, thereby providing better credibility for your efforts. After pairing with other compatible Garmin devices, you can even use vÃƒÂ­vosmart HR as a heart rate wristband on your wrist.