Fitbit Surge Black Large Activity Tracker

Fitbit Surge. Device type: Wristband, Colour of product: Black, Housing material: Stainless steel. Activity monitoring: Active minutes, Calories burned, Distance traveled, Floors climbed, Hours slept, Steps taken, Memory capacity: 30 day(s). Display type: LCD. Connectivity technology: Wireless, Bluetooth version: 4.0. Mobile operating systems supported: Android, iOS, Windows Phone 7, Windows Phone 8, Windows operating systems supported: Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Wind, Mac operating systems supported: Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks