Fitbit Charge HR Heart Rate Fitness Activity Sleep Tracker Wristband TEAL LARGE Features:

• Charge hr Syncs automatically and wirelessly to Tablets, computers and 150+ leading iOS, Android and windows Smartphones using Bluetooth 4.0 wireless technology
• Syncing to computers requires internet connection and USB port. Syncing to mobile devices requires Bluetooth and internet connection. Syncing range: 20 feet
• Syncs with windows Vista and later, Mac os x 10.6 and up, iPhone 4S and later, iPad 3 Gen. And later, and leading Android and windows devices