Support Manual Language Selection on Watch, Make and Receive Calls, Phone Book, Send Text Messages, Download Third-Party Apps, Video Calls, Photos, Alarms, Calendar, Calculator, Records, Play Local Music, Weather, Search voice, step counting, heart rate, multi-sport mode, find cell phone, stopwatch, music control, raise your hand to light up the screen, dial replacement, push message, etc. Support system; Android: Support original OS 6.0 and above, (Settings - About Device, check android version) IOS: Support 11.0 and above System Version. It can be set through mobile phone-general-about this machine, check the version, if the user is lower than 11.0 version, please upgrade first. Full Time Display 1) Date, Week, Clock, Minute (real time display); 2) Time system: 12/24 hour Double system; 4) After the Bluetooth mobile phone APP is connected, the watch will automatically read the mobile phone Time, date, format and synchronization. Walking motion monitoring 1) Accurately monitor walking (steps), physical energy consumption (Calories), walking distance (Km); 2) 24 hours full time Monitoring. Information Reminder After Connecting to Bluetooth mobile phone APP, the watch will vibrate It is time to remind you of incoming phone calls, SMS, QQ, WeChat, Twittre, Facebook, Whatsapp, Skype and other information. Bluetooth off hot key The user can turn off or start the Bluetooth push function of the mobile phone according to the actual function, so as to appropriately reduce the power consumption of the watch and turn on (or off) information push CPU;MT676X Display screen; 2.88 inch TFT Touch Screen; Full Rectangular Touch Resolution; 480*640 RAM/ROM; 4G+64GB Internet Nano SIM Card; 2G/3G/4G Android 9.0 System Frequency Band; GSM: 850/900/1800/1900 WCDMA: B1/B2/B5/B8 TD-SCDMA: B34/B39 LTE-FDD: B1/B2/B3/B5/B7/B8/B12/B17/B20 LTE-TDD: B38/B39/B40/B41(100MHz) Camera; Positive camera 5 Million, side camera 13 million difference Bluetooth 5.0 Heart rate sensor; Tianyi Hexinxin HRS3300 Battery; 2300mAh Support wifi 2.4G/5G GPS; GPS+Go Bluetooth effective distance > 10 meters (open environment) Battery life; 3 days Charging method Magnetic Charging Charging time 3 hours Watch case; Aluminum alloy Button Aluminum alloy Strap Silica gel material Head size; 77.2*53.6*15mm Strap size; 32mm wide, total length 288mm, adjustment range 190-270mm