Fitbit Charge 2 Fitness Wristband Tracker Plum NOS Purple Adjustable Band Track Get fit in style with the Fitbit Charge 2 Fitness Wristband Tracker in the Plum color. This activity tracker has of a range of features such as Bluetooth connectivity, alarm, average speed, altimeter, cadence, and average heart rate, making it perfect for gym and training, walking, Pilates, running and jogging, and other fitness activities. With compatibility for Windows, iOS, and Android operating systems, you can track your fitness goals no matter what device you use. The Fitbit Charge 2 is a must-have for anyone who wants to stay on top of their fitness game.