Languageschinese italian portuguese japanese russian german french english 2ggsm 90018001900mhz gsm85090018001900mhz sim card typesim card connectivity2g 3g bluetooth40 bluetooth30 fitness wellnessalarm clock find my device stopwatch timer sleep tracker activity tracker community share cpumtk2502 ram128mb typesmartwatch featureshands free calls heart rate monitor camera video audio water resistant water proof camera control message control sensorgyro sensor accel