Featuresaltitude meter answer call sleep tracker passometer languagesitalian portuguese russian spanish german french english danish czech arabic dutch bluetooth versionv30 capacity mah350 materialmetal genuine leather 2ggsm 9001800 mhz gsm 90018001900mhz gsm 8509001800mhz sim card typesim card connectivitybluetooth40 bluetooth30 bluetooth20 camera2 mp fitness wellnesssedentary reminder find my device stopwatch sleep tracker activity tracker exercise reminde