SOS/LOCATING & TRACKING BY SMS QUICK DIAL 3 PRESET PHONE NUMBERS LOW WATTAGE POWER CONSUMPTION SUPPORT BLIND AREA LOCATION Functions1,Send SMS or call the SIM card of device to get location data.2,Real-time continuous tracking3,Three preset phone numbers used as SOS alarm number, press “SOS” key to call the set numbers directly for help, support two-way talking. Try each number 3 times in turn if ...