4G smart watch phone with two-way video calling feature, face to face video talk with your child anytime anywhere It supports SOS function, press and hold the SOS button for 3-5 seconds for helping in case of emergency Built-in global tracking system, it supports LBSampGPS, allowing you to know your childs location in time and view historical journeys, ensuring your childs safety It allows parents to communicate with their children at any time, making it easy to understand their childrens situation Children can also make friends and chat with each other using this watchnbsp A great choice for birthday gifts and holiday gifts Specification Size 43.256.214.8mm Include watch strap Material ABSPCsoft silicone Main Chipset SL8521E GPS Chipset Built-in Operation system mocor5 Android 4.4 System memory 512MB RAM4GB ROM Sim card slot Nano SIM card slot Frequency Bands FDD B1 B2 B3 B5 B7 B8nbsp B20 B28A WCDMA B1 B2 B5 B8 GSM B2 B3 B5 B8 Location mode GPSAGPSLBSWiFi GPS location precision 5-15m LBS location precision 100-1000m LTEGPS antenna Internal Battery built-in 710mAh polymer battery Vibration support Cable type 4PIN magnetic charging cable Display screen 1.69 inch IPS color touch screen, 240280 pixels Physical button power button SOS Camera 0.3 magepixels Video call support Waterproof level IPX7 APP language Chinese, Danish, Dutch, English, French, German, Greek, Hindi, Hungarian, Indonesian, Italian, Malay, Pilipino, Polish, Portuguese, Russian, Spanish, Swedish, Thai, Turkish, Vietnamese Watch language Azerbaycanca,Indonesian, Malaysian, German, English, Spanish, French, Italian, Hungarian, Dutch, Polish, Portuguese, Slovenian, Swedish, Vietnamese, Turkish, Russian, Thai, Arabic, Ukrainian, Japanese, Greek, Danish, Czech, Lao, Hebrew, Chinese, etc Functionsnbsp Location GPSAGPSLBSWIFI location, Geo-fence, Route playbacknbspnbsp Communication SOS, 2-way phone call, Voice amp Text message, Remote monitor,Video call, VOLTE Health Pedometer, Sleep monitornbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp nbsp Notification mode voice, silence, vibration Others No disturbing time, SMS alertslow-voltage remindSOS remind, Remote shutdown, Alarm clock, Watch finder, Math game, Class schedule, Make friend, Camera, Bluetooth, App store build in Whatsapp, Line, Google translate, Calendar, Calculator, Face unloack, Music, Video player, Sound recorder, Stopwatch, Flashcards, etc