Product Name: Voice Calling Smartwatch Model: Blackview R8 Pro Chip: Realtek 8763e Display Size: 1.32'' IPS Color Display Display Resolution: 360*360 pixels Sensor: Wrist Heart Rate Monitor, Pulse Ox Blood Oxygen Saturation Monitor, Proximity sensor, Accelerometer. Bluetooth: BLE 5.3 + BLE 3.0 Battery Capacity: 290 mAh Li-pol battery. Battery Life: Typical usage modes: Up to 15 days Heavy usage modes: Up to 7 days Coutinuous Voice Calling: Up to 280 mins Charging Time: About 1.5 hours Water Resistant: IP68 FEATURES Voice Calling Features: One Touch to Connect, Voice Calling, Dial Pad, Recent Call, Contact, Call Rejection, Voice Assistant. Theme Style: List Menu, Cellular Menu, Carousel Menu. Clock Features: Time/Date, Automatic Daylight Saving Time, Stopwatch, Timer, Alarm. Health Monitoring: Wrist-based Heart Rate (Constant, Every Minute) , Daily Resting Heart Rate, Abnormal Heart Rate Alerts, SpO2(Blood Oxygen), Blood Pressure, Stress Measurement, Women Health, Respiration Rate, Breath Training, Sleep Score and Insights, Female Health, Calorie Burn Tracking. Daily Smart Features: Smart Notifications(Call, Text, Gmail and Smartphone App Notifications), Weather Sync(Check weather in the next four days) , Flashlight, Controls Smartphone Music and Camera, Raise to Wake, Find My Phone and Watch, Do Not Disturb Modes, Sedentary alert. Calculator, APP Download, Game. Activity Tracking Features: Activity Record, Step Counter, Standing, Move Bar (Displays on device after a period of inactivity of inactivity; Walk for a couple of minutes to reset it), Auto Goal (Learns your activity level and assigns a daily step goal), Calories Burned, Real-time Pace & Distance. Sport Modes: Running, Cycling, Skipping, Walking, Alpinism, Tennis, Table tennis, Badminton, Basketball, Football, Baseball, Cricket, Volleyball, Hockey, Rugby, Dancing, Yoga, Spinning bike, Sit-ups, Treadmill, Gymnastics, Boating, Jumping jack, Integrated training LANGUAGE System: English, Portuguese, Turkish, Russian, Italian, Czech, Japanese, French, Polish, Spanish, Arabic, Korean, Dutch, Indonesian, Hindi, Simplified Chinese, Traditional Chinese. Package Includes: Smart watch x1 Charging cable x1 Instruction manual x1