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1. Preparation before use 1. Check whether the equipment model is correct and whether the accessoriesare complete. 2. Select GSM network card or Nano SIM card of Internet of Things ( CDMA telecommunication card is not supported ); GSM card is required to beenabled with the functions of GPRS, SMS and caller ID. 3. Start - up: For key-press host, press the key and hold for 3 seconds to start up; if no key, install SIM card and the device starts up, and the red light willflash slowly for 30 seconds before the device goes online. 4. Shutdown: For key-press host, press the key and hold for 3 seconds to shut down the device; if no key, unplug the SIM card, the device shuts downautomatically 30 seconds later, and the red light goes out. 2. Install APP on mobile phone |