Product detailsHardware LCD?Hd 2.1 Large screen ? 320*385TP?Full touchMain ?Chip?JL7012FRAM?RAM: ?672KBExtended FLASH?ROM:128MbG-sensor?yes,SC7A20Button?3 button: switch button + function button+sport ?buttonRotate button?yesBluetooth?support 3.0 and 5.1BLESPK amplifier?Support Class A/B amplifier: 0.8WSPK?yes:0815motor?yes,wire bonding motorMIC?yes, wire bond MIC?RechargeWirelessAnti-static ?requirements?yes:8K+4KBattery ?Capacity?460 MaSoftwareLanguage?Chinese, English (default), Russian, Spanish, ?German, Italian, French, Portuguese, Polish, Greek, Turkish, Hebrew, Arabic, ?Indonesian, Vietnamese, Thai,PersianDefault language?EnglishCustom watch face function?yesAPP dial library?500+Important application?Heart rateECGBlood pressureBlood OxygenBody temperatureswitch ringtone?noMusic player?yesHealth?Step ?counting, walking, running, football, badminton, tennis, basketball, table ?tennis, cycling, climbing, skipping rope, yogasleep?yesQR code addition?yesSedentary, drink water reminder?yesInformation pushfacebook,twitter,whatsapp,qq,WeChatSiri voice assistant?Dual mode support;calculator?yescalendar?yesAlarm clock?yescall settings?yestimer?yesstopwatch?yesgame?yesbreathe?yesweather?yes:Support for third-party weatherPassword lock screen function?yesfind ?phone?yesSplit screen UI?yesWeChat collection?yesGPS track?yes?Custom dial setup yes