Fitbit Ionic Smart Watch FB503GYBK with GPS

Take your performance to the next level with Fitbit Ionic™, a GPS smartwatch packed with fitness guidance, 24/7 heart rate, health and wellness insights, on-screen workouts, phone-free music, payments and more Features- Start dynamic personalized workouts on your wrist with step by step coaching. Synchronizing range: up to 30 feet. Certain features like smartphone notifications may require android 5.0 plus. Syncs with mac os x 10.6 and up, iPhone 4s and later, iPad 3 gen. And later, android 4.4 and later and windows 10 devices. Store and play 300 plus songs, and download playlists from Pandora. If the band sizes are small, it fits a wrist of circumference 5.5 6.5 inches and if the band size is large, it fits wrist in the circumference of 6.7 8.1 inches Use built-in GPS to track pace, distance & routes and get Pure pulse continuous heart rate tracking & real-time zones Package includes both large and small size bands for the perfect, comfortable fit for all day & all nigh