GSM Alert Door Alarm 

Main Features:
1. GSM monitor, Listen the Voice at any time.
2. Voice activated function  ;
3. SMS to control voice activated on or off ;
4. GSM door magnetic alarm;
5. door magnetic sensor  alarm  ;
6. door magnetic sensor
7. Battery volumme checking function by sending SMS
8. Anti-thefting, door watcher .
2 in one of GSM monitor + door magnetic sensor ; 

Applications :
What can you do if you are stolen in home,office,warehouse,shop ?

Speically design of combination of GSM monitor + door magnetic sensor for preventing unexpected people coming . As long as the door is opened or closed , you can know it whereever you are !! 

Usermanual:

1,  the world's   infinite distance voice transmission ( using the GSM signal transmission, no distance limit can be inter-provincial cross-border) ;
2,   ultra-clear sound  ;
3,  Small size as a match box , portable ;
( Normal wireless voice transmission equipment's deficiencies  : short distance ; Easy to be interfered, the sound is not clear; transmitter power supply time is short;  bulky size , difficult to hide. But this product can effectively solve these issues)
4.  900/1800 ( Mainly for Euro countries only )  frequency   (USA area need inform before the order)
5.  With lithium battery inside too ( 70-150 hours standby for voice control,or 120-240 hours for without  voice control ) . Send GDM3 to check battery volumme .
6.  Voice activated function :
     Send GDM1 to start voice activated control;
     Send GDM2 to stop voice activated control ;
7.  Door magnetic sensor control ( means if your door is opened ,the alarm will send a message to inoform you that your door is opened );
     Send GDM4 to start magnetic sensor control;
     Send GDM5 to stop magnetic sensor control ;
    
Usage:
1.  Take out the monitor device ;
2.  Insert a SIM sim card into the card slot ;
3.  Press power button to turn on ;
4.  Wait for several seconds ;
5.  Use your mobile phone or other telephone to call on the number in monitor  ; Or wait for calls back  from the monitor under voice control or door's opening or closing;
6.  You achieve to listen or monitor the surrounding of the monitor .
7.  charging methods: use USB transfer cable to connect to the device, the other end connected to the charger

Accessories
Main Unit x1
USB Cable x1
Charger X 1
Magnetic senser X 1
Packing box X 1