Garmin v&iacute;vosmart - Blue (Large) SMART NOTIFICATIONS - Monitor calls, texts, meetings, emails and other notifications with vibration alerts so you don't miss a beat SLEEK TOUCHSCREEN BAND - Double tap to reveal the hidden OLED touchscreen and swipe to navigate pages VIBRATION ALERTS - vivosmart lets you know when you have calls, texts, emails, meetings, or if you just need to walk, with a vibration alert. SENSOR COMPATIBILITY - Get more out of vivosmart - pair it with a heart rate monitor1, bike speed sensor or VIRB Elite action camera2 AUTO SYNC - vivosmart automatically syncs with mobile devices at strategic times throughout the day, such as when a goal is met or when several steps have been taken since the last sync.