Functions:supportBluetoothcalls,4setsofmenustyles,supportmorethan500dials,breathingtraining,customdials,stepcounting,brightnessadjustment,multi-sportmode,sleepdetection,heartrate,bloodpressure,bl Appsupportslanguages:SimplifiedChinese,English,Russian,Spanish,German,Italian,French,Portuguese,Polish,Dutch,Greek,Turkish,Romanian,Japanese,Chinese(Traditional,Hebrew,Danish,Serbian,Swedish,Czec Supportedlanguagesonthedeviceside:SimplifiedChinese,English,Russian,Spanish,German,Italian,French,Portuguese,Polish,Dutch,Greek,Turkish,Romanian,Japanese,Chinese(Traditional,HebrewDanish,Serbian, Languagessupportedbythemanual:Chinese,English