GSM Alarm Systems are used by many companies and individuals.
They can be perfect protectors of your home, but actually of any property you
own. GSM Alarm Systems can be controlled by Alarm
SIM card.
They are alarm systems that operate through GSM network, not
requiring a telephone line. When you insert SIM card and push the battery
switch to ON, it will work by the mobile network. When the system detect
intrusion, fire, or any other emergency, the sensors (eg. door sensor) or
accessories (eg. panic button) will trigger the alarm, and the GSM alarm will
immediately auto dial one of five numbers which is pre-stored in the alarm, or
send a short message. The alarm will phone each number until a response is
issued to stop the alarm.
One of the best and most affordable SIM cards for GSM Alarm
Systems is definitely the outstanding AlarmSim 2.0. This SIM card offers tons
of features, but most of all stability and quality signal across USA, which is truly
essential for any alarm system. To ensure the stability, the Alarm SIM 2.0 has
nationwide coverage on two of the biggest carriers – TMobile and AT&T.
Additionally, the nationwide rates are really low and you only pay $3.60 a
year.
The great thing is that you only pay when you need it. If
you don’t use it that much it can last you for a long period of time. Even
though if you spent all the credit, you can easily refill online anytime.
Logically, because it is a prepaid you will never sign any contracts and there
is free standard shipping if you order.
The Alarm SIM card supports GPS tracking devices and it
works on 850/1900 MHz GSM frequency and on 2G/3G/4G. It works in the United States
and Puerto Rico and it is compatible with wide variety of devices.
The Alarm SIM 2.0 is one of the best solutions for GSM Alarm
Systems on the market right now. Their customer support, stability, coverage
and prices are one of the best in the business.