Featuresr metal frame mtk6580 3g wcdma android 51 nano sim card bluetooth 40 mp3 mp4 phone book dial smsr sos emergency call gps position wifi heart rate pedometer smart notification 200w pixels camera r general design metal watch frame exquiste workmanship unique and beautiful round design lightweight and portabler smooth touch and sweat resistant silk smooth and soft touch on the surface extreme comfortable grip feeling anti dirt and anti scratchr sim