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Home »Electronics Store»Cameras»Action Cameras» SRI JI M4 Band Colorful LED Heart Rate Tracker, Pedometer Step Tracker, Blood Pressure Monitoring Fitness Activity Tracker Smart Band Compatible with Android Smartphones
Compatibility: Requires Android 4.3 or above, iOS 7.1 or above, Bluetooth 4.0 or above, download APP \"Veryfit 2.0\" from iOS Store or Google Play
HD Color Screen, Message view, 45 Days Battery Life
It has features such as calling function which enables you receive a call and disconnect it, you can also send and receive messages through it but only supported to android Phones