QS86 2.01-inch Smart Watch, Support BT Call, Heart Rate, Blood Oxygen 1. 8773EWE, 128MB large memory, Bluetooth 5.2 protocol; 2. Support Bluetooth calls, one-touch connection, more convenient call scenarios; 3. Cool UI, supports drag operation + quick center function; 4. Large memory, built-in 5 dials + six menu modes, rich UI scenes; 5. Supports 8 commonly used sports modes, and the APP can add more than 100 sports modes; 6. 2.01-inch large screen, HD resolution; 320 x 385 7. Wiki_Heart Rate Sensor_VC30F_S_S Low power consumption and high precision heart rate and blood oxygen sensor, supports liveness recognition, and more accurate detection; 8. IP68 deep waterproof, suitable for wearing in more environments. Hardware: 1. Main control platform: 8773EWE 2. Memory: 128MB 3. TP: G+F, CST820 4. Display: 2.01-inch large screen, HD resolution; 320 x 385 5. Motor: 0720 flat motor, wire welding 6. Trumpet: 1506, deep waterproof speaker 7. Mic: 0415 8. BT: BT 5.2 9. Communication formatdata transmission: BT 10. Heart rate: Wiki_Heart Rate Sensor_VC30F_S 11. Count steps (G-Sensor): STK8321, accurate step counting 12. Charging method: 2PIN magnetic cable, spacing 7.6mm 13. Battery: Actual capacity 1400mAh, V3.8 high voltage 14. Waterproof level: IP68 Software: 1. Basic software functions: Quick bar (control center), data (steps, distance, calories), heart rate, blood pressure, blood oxygen, sleep, raise wrist to light up the screen, weather, WeChat sports, information, reminders (messages, drinking water, sedentary, alarm clock), women's health, stopwatch, countdown, find phone, find bracelet, shake to take pictures, watch face switch, music control, settings (language selection, brightness adjustment, screen on time, vibration setting, factory reset, version information), components (function editing), password lock, breathing training, exercise, exercise history, do not disturb mode, power saving mode, low power reminder, voice assistant (SIRI), call function, common contacts, phone dial pad, split screen (sidebar), scan code connection, calculator, calendar, OTA 2. Sports100+ modes: 8 common sports modes: walking, running, mountain climbing, cycling, basketball, swimming, badminton, football; through the APP, you can add: tennis, rugby, golf, yoga, gym, dancing, baseball, elliptical machine, rowing machine, cross-country running, skiing, bowling, dumbbells, sit-ups, free training, etc. 100+ sports 3. Dynamic heart rate: All-day dynamic heart rate trend and data analysis 4. Blood oxygen detection: Support red light and infrared light sensors to measure blood oxygen saturation 5. Message and call reminders: Phone call, SMS, WeChat, QQ, Facebook, Twitter, Instagram, Skype, WhatsApp, others 6. WeChat Sports: Support synchronization of WeChat sports rankings 7. Google Health: Support synchronization of health data 8. Weather: Connect to APP and push local weather 9. Dial: Supports six built-in watch faces + a large number of watch faces in APP 10. Watch menu language: Simplified Chinese, English (default), German, Kor., Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese, Romanian, Polish, Turkish, 15 languages ??in total 11. APP language: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Czech, Slovak, Japanese, French, Persian, Thai, Swedish, Simplified Chinese, Traditional Chinese, English, Dutch, Portuguese, Spanish, Vietnamese, Albanian, Arabic, Kor. FitcloudPro APP 1. Android phone: Support original operating system version 5.1 and above (Settings - About device, check the Android version). 2. iOS 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.