GTC 812 is an advanced secured system that is based on the cellular network when an authorized number calls, the system will recognize the caller and open the gate. While it will not answer the call as the call will not cost anything.

How does it work?

Just to give an example:  if your SIM has a phone number 35674564, that is the number you have to call to open the gate. GTC812 has a memory where you will store the numbers of people enabled to open your gate (up to 400) When GTC812receives a call, it will check the calling number and if the number is in the list you have prepared it will reject the call and open the gate.

Does it work with electric gate?

Yes. Electric gates have a button that is used to open them. GTC812 programmable output connect to the gate opening button via relay.  Actually it pushes the button in your place.

Does it cost me anything to use my phone to open my gate?

GTC812 doesn't answer the call, it simply checks the caller ID. Your network must send the caller ID otherwise GTC812won't work. Usually operators don't charge until you answer the call, so it won't cost you anything to open the gate with GTC812.

What is the maximum working distance?

GTC812 doesn't have limitations like a normal remote control. Using a mobile phone you can open from very far away, even from another city!

How can I enable different phone numbers to open my gate?

Numbers are stored in GTC812 memory and not on the SIM. This prevents somebody from removing the SIM to copy all the numbers into a mobile phone.

Only the one who knows the password can insert or delete enabled phone numbers.

For faster operation you can use a special Software “Serra”  to connect the GTC812 to your PC and input numbers.

How many different phones can open my gate?

16 users for sms+ring reporting . 400 users for remote control. Unlimited users for remote control via sms