FeatureBuild in Flash, EMAIL, FM Radio, GPS Navigation, MP3 Playback, Qwerty Keyboard, Touch Screen, wifi, bluetooth, 4g Operation SystemANDROID Camera3 - 7MP DesignSLIDER Movement TypeAutomatic Band MaterialTPU Case MaterialStainless steel Function24 hour instruction, Alarm Clock, Answer Call, Big Three Needles, Calendar, Countdown, Call Reminder, Dial Call, Fitness Tracker, Heart Rate Tracker, Interactive Music, MONTH, Message Reminder, Passometer, Permanent Calendar, Push Message, Remote Control, Sleep Tracker, Small Second, THERMOMETER, Calculators, chronograph, COMPASS, Week CPUMT6739 OSAndroid 7.1 Touch screen2.86 inch LTPS Screen Battery2700MAH Polymer lithium ion battery BT versionV4.0 LanguageMulti-language Camera5.0MP