AK80 BT Call Smart Watch, Support Blood Oxygen Blood Pressure Heart Rate Sports Health Monitoring Fitness Tracker Features: 1. 8763EWE, 128M large memory, Bluetooth 5.1 protocol; 2. Support Bluetooth calls, one-click connection, more convenient call scenes; 3. Cool UI, support drag operation + quick center function; 4. Large memory, built-in 5 dials + 8 menu modes, rich UI scenes; 5. Support multiple sports modes 123+ sports modes; 6. 2.01-inch large screen, IPS high-definition resolution; 240 x 296 7. Wiki-heart rate sensor: VC30F-S low power consumption high-precision heart rate, blood pressure and blood oxygen, 8. IP67 deep waterproof, suitable for wearing in more environments. Hardware Specifications: 1. CPU: 8763EWE 2. Memory: 128M 3. TP: G+F, CST820 4. LCD: 2.01 inch IPS, resolution: 240 x 296 5. Motor: 0827 flat motor, wire welding 6. Speaker: 1012, deep waterproof speaker 7. Mic: 4015, deep waterproof 8. BT: BT 5.1 9. Communication formatdata transmission: BT 10. Heart rate: Wiki_heart rate sensor_VC30F_S 11. G-Sensor: ST+Wiki Go more algorithm 12. Charging method: 2 pin magnetic suction line with a spacing of 7.6mm 13. Battery: 400mAh, V3.7 general pressure 14. Waterproof grade: IP68 15. Smart Watch: 49.5x 41.5x 13mm(excluding heart rate protrusion) 16. Bracelet 22mm wide, with a total strap length of 265mm and an adjustable area of 180-260mm Functions: 1. Basic software functions: Step counting, sleep, heart rate, exercise, weather, camera control, music control, stopwatch, alarm, timer, sedentary reminder, message, brightness adjustment, mute, QR code, blood oxygen, blood pressure, screen off display, menstrual calendar, exercise record, voice assistant 2. Sports100+ modes: Walking, running, cycling, skipping, badminton, basketball, football, swimming, tennis, rugby, golf, yoga, gym, dancing, baseball, elliptical machine, rowing machine, cross-country running, skiing, bowling, dumbbells, sit-ups, free training, mountaineering and other 123 sports 3. Dyna