Screen Size:1.95 inch full touch;Resolution:240*282 pixels;SIM Slot:Single nano SIM slot;Charge port:Magnetic port;WiFi:2.4GHz;Data link:WIFI/Bluetooth/Traffic;Bluetooth:V4.2;Calling:2G / 3G / 4G(Support VOLTE);Modem & Rate:GPRS/LTE;Positioning:GPS, WIFI, LBS, Glonass, AGPS;Battery Capacity:680mAh;Memory:1+16Gb;2G Band/Frequency:B2/B3/B5/B8;3G Band/Frequency:B1/B2/B5/B8;4G Band/Frequency:FDD-LTE :B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28,TDD-LTE :B38/B39/B40/B41;Function:Dynamic watch UI, Phonebook, Dial pad, call log, Text message, Q chat, Gallery, QR code, Tools (Step counter, Alarm clock, Calculator, Stopwatch), Settings, Class chedule, Super power saving mode, Application market;Feature:1.Android system smart watch,New UI style,Mechanical encoder;2.Video call, Sports pedometer, Q chat, Multi-dial switching, Menu style switching3.One-click SOS, Whitelist management, Class disabled, Electronic fence, FOTA upgrade.Packing list:Smart watch*1+Strap*3+Cable*1+Manual*1+Box*1