Hardware information Product modelT800ultra Product size44 x 38 x 13mm CPUYC1133 Flash32M GPSAGPSNO G-sensorYES M-sensorYES Wifi:NO SIM:NO BT:5.0 LCD1.99" TP:cob capacitance multi touch Heart rate sensorTemperature Sensor:Heart rate and temperature in one Motor:YES Charging mode:Magnetic wireless charging Microphone:YES Side key:YES Horn:YES,Two in one loudspeaker and handset Receiver Power amplifier:YES Battery capacity:220mah, longer battery life Standby time30 daysUse time3-5 days Appearance material: Zinc alloy IP67 life waterproof, please do not bring your watch to swimming, diving, bathing and sauna Software function basic function:stepdistanceCalorieHeart RateBlood PressureOxygen BT callBT MusicTemperatureMonitoringSleep monitoringcall reminderSMS AlertsSocial APP Message ReminderAlarm clock reminderA sedentary remindersportTurn the wrist and shine the screenLooking for braceletsLooking for PhonesRemote PhotographyRejection of callsDo Not DisturbMulti-dial switching Social APP Message ReminderWeChatQQFacebookTwitterLineWhatsappInstagram Multi-sportRunning, cycling, strength training, basketball, tennis, football, volleyball, etc Message Push LanguageSimplified ChineseEuropean languages APP SystemIOS 9.0 and above, Android 5.0 and above APP LanguageEnglishDutchRussianFrenchPortugueseGermanSpainTurkeyPolandMalayCzechoslovakiaArabicThaiItaly Bracelet menu languageEnglishChineseNetherlandsRussianFrench PortugalGermanSpainTrkiyePolandMalaysiaCzechoslovakiaArabicThaiItalyVietnam How to use BT call The Bluetooth call function requires dual Bluetooth signal support, so you need to connect twice according to the instructions: Scan the QR code on the manual through the mobile phone browser, download the dedicated app, and turn on the mobile phone BT. Find and connect the device in the app. Confirm binding Find the device in the Bluetooth of the mobile phone check the device name in the watch to check the device information, and select the connection and pairing Package including: 1 x Smart Watch 1 x wireless charging 1 x User Manua Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store