The Fitbit Zip Wireless Activity Tracker is a unisex device that tracks heart rate, speed, time, distance, and calories. It is made of plastic, has a black color, and is powered by batteries. The device is suitable for indoor and outdoor use and is compatible with various operating systems. It comes with features such as wireless connectivity, Bluetooth, and data review. The device is equipped with sensors such as an accelerometer and GPS. It is designed for gym and training, weight lifting, yoga, and running and jogging.

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