•Realtek8763EWE-VP, 128M large memory, Bluetooth 5.3 protocol •Support Bluetooth calls, one click connection, making call scenarios more convenient •Cool UI, supporting drag and drop operations and shortcut center functions •Large memory, built-in six dials and four menu modes, rich UI scenarios •Supports 8 commonly used sports modes, and the app can add over 100 sports modes •1.43-inch large screen with AMOLED high-definition resolution; 466 * 466 •HRS3605 low-power and high-precision heart rate and blood oxygen, supporting live body recognition and more accurate detection •IP67 deeply waterproof, suitable for wearing in more environments Specifications: Hardware specifications CPU: Realtek8763EWE-VP Memory: 128M TP: G+F, CST820 LCD: 1.43-inch AMOLED, resolution: 466 * 466 Motor: 0827 flat motor, soldered wire type speaker: 1012, Deep waterproof speaker MIC: 4015, Deep waterproof BT: BT 5.3 Communication format/data transmission: BT Heart rate: HRS3605 (G-Sensor): STK8321, Accurate step counting Charging method: 2PIN magnetic suction line with a spacing of 7.6mm Battery: 7 * 19 * 29mm, actual capacity 400mAh, V3.7 general pressure Waterproof grade IP67 FUNCTION Basic software functions: Shortcut Bar (Control Center), Data (Step Count, Distance, Calories), Heart Rate, Blood Pressure, Blood Oxygen, Sleep, Wrist Raise Screen, Weather, WeChat Sports, Information, Reminders (Messages, Drinking Water, Sitting Long, Alarm Clock), Women's Health, Stop Watch, Countdown, Find Phone, Find Band, Shake to Take a Picture, Dial Switch, Music Control Settings (language selection, brightness adjustment, bright screen duration, vibration setting, factory reset, version information), components (function editing), password lock, breathing training, exercise, exercise history, do not disturb mode, power saving mode, low battery reminder, voice assistant (SIRI), call function, favorite contacts, phone dial, split screen (sidebar), scan code connection, calculator, calendar, OTA Sports/100+modes: 8 commonly used sports modes: walking, running, mountaineering, cycling, basketball, swimming, badminton, and football; Through the app, over 100 sports can be added, including tennis, rugby, golf, yoga, gym, dance, baseball, elliptical machines, rowing machines, cross country running, skiing, bowling, dumbbells, sit ups, free training, and more Dynamic heart rate: Dynamic heart rate trend and data analysis throughout the day Blood oxygen detection: Support red light and infrared light sensors for measuring blood oxygen saturation Message and call reminder: Phone, SMS, WeChat, QQ, Facebook, Twitter, Instagram, Skype, WhatsAPP, others WeChat Campaign: Support synchronous WeChat sports ranking Google Health Support for synchronizing health data Weather: Connect to the app and push local weather Watch Face Support six built-in dials+APP massive dial selection Watch menu language: There are 15 kinds of simplified Chinese, English (default), German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese, Romanian, Polish, Turkish APP language: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Türkiye, Hebrew, Greek, German fried Italian, Czech, Slovak, Japanese, French, Lanzhou, Thai, Swedish, Simplified Chinese, Traditional Chinese, Finnish, English, Dutch, Portuguese, Spanish, Vietnamese, Albanian, Arabic, Korean FitcloudPro APP For Android phone: Supports the original operating system version 4.4 or higher (settings - for devices, see Android version). For Apple phone: Support system versions above 9.0. You can check the version through phone settings - General - About this device. If the version is lower than 9.0, please upgrade first. Package included: •1 x Smart Watch •1 x Charging Cable •1 x English and Chinese User Manual •Other items not include