With a GSM-module plate an electronic lock becomes a real access control system coupled with a security alarm.

Connection of the multifunctional GSM-module plate to the control unit gives to the lock following functions:

• operation of the lock using phone calls, SMS, and touchtone;
• flexible configuration of the control unit with a PC;
• configure of individual access rights and messages for each phone number;
• possibility to give an owner’s name for each phone number, temporary blocking of any phone;
• protection of radio-keys from mistiming (one radio-key can operate several locks located in different places);
• operation of built-in relay (one can operate the light, an external alarm and other devices by means of PC commands and SMS);
• built-in protection from hanging of the GSM channel;
• built-in security functions;
• and many other things.

GSM-module plate can be installed uniquely in control units of METTEM^® electronic locks date of production not earlier than octobre 2014.

GSM-module plate cannot be used with electronic locks of other manufacturers.