How to use: 1. Preparation: sim phone card and mini memory card (maximum support 64G) 2. Power on: Open the card cover and insert the SIM card according to the instructions, insert the mini memory card, the product will automatically turn on the red light 4 times, and enter the standby state for 30 seconds. 3. Indicator light: The light usually starts at four, and the low battery indicator flashes 4. Bind the main number; use the mobile phone SMS 000 to send an alarm to the given locator number, and the machine will reply to the phone message later; set; bind + main number 5. Record separately; use mobile phone text 555 to send the alarm locator number, and the machine will reply to the phone message later; [Snd; recording starts] 6. Voice control callback; use the mobile phone text 666 to send the alarm locator number, and the machine will reply to the phone message later; [DT; The sound monitor has been successfully set up, and the alarm call is dialed back]. When the sound of the alarm locator exceeds 40 decibels, the alarm locator will automatically call the set phone number in advance. 7. GPRS location query: Edit the SMS alarm locator number 777 sent by the mobile phone, and reply to the mobile phone later with a local Chinese geographic location and Google map link. The location map will be displayed after the mobile phone opens the link and text address to make a more accurate location. 8. Product voice query: Directly dial the alarm locator card number, and you can hear the sound of the surrounding alarm locator after a few seconds (no sound and light will be emitted during the query, the alarm locator itself) 9. Query the location path; use the mobile phone to edit the SMS and send the alarm locator number 102, and reply to the local mobile phone a/account, password, and website address later (please consult customer service) 10. Delete the contents of the memory card; use your mobile phone to edit the text message and send the alarm locator number 445. After the original reply, call a[] TF, the cleanup is successful, and the current capacity is available. 11. The status of the host; use the mobile phone text 888 to send the alarm locator number, and the machine will reply to the phone message later; [All functions of the host are turned on or off, the battery capacity is bound to the number, signal strength, frequency start, GPRS TF card capacity, etc.). 12. Restart the host; use the locator number sent by the mobile phone SMS 999 to alarm, if the recovery is successful in 1 minute. 13. Shut down, the above information is based on the remaining power of the stop function; use the mobile phone to edit the text message sent to alarm the locator number 444, a local reply to the future mobile phone and "reset"; all tasks have been cancelled"