It is a good alarm gsm system. It is quite easy to use with simple command sent by SMS. It will reply to your commands with a confirmation SMS. It will answer allways to the caller. When the alarm is triggered, it will send an SMS to the last phone number that configure the unit. Ah! the SIM card should have not any pin. It has not any leds to indicate ... Read more
It has good autonomy, it's a small device and easy to conceal. Also it can be used for bigger DIY project because of the way it was made. Instruction manual on some points needs a bit improvement mainly English translation, because some things you simply must test out to be sure you understood it well. I gave it to my friend who is a beekeeper to create ... Read more
Works fine, once you understand the manual. Very compact. Location function is pretty accurate. The manual is written in very poor English, making it really hard to understand. The manual does not state how you should set the phone number that the device uses to call or to send alerts to. Any clues ? No external input, so you can't connect to external ... Read more
Does what it should do, the unit itself has good build quality exept for the power switch - operates fine but looks and feels very unreliable.
The unit sends SMS in case of intrusion and calls after sendidg SMS for audio surveilance. This option is not in the manual and is a little extra for the money. Another good thing not in the manual - you can ... Read more
works ok It hasn´t any cons I´m very happy with this article.
You programme the unit via SMS.
You can get several options:
1 send a message for listen.
2send a message for cancell listen.
3 message for know the current battery at the unit.
4 send a message for active the sensor or 5 send a merssage for cancell the sensor.
when you send any ... Read more
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