2G/3G/4G Module for SIM 5 Bands with Battery for Door Opening

Technical Specifications of the 2G/3G/4G Module for Door Opening by SIM

This GSM module is used to remotely manage the opening of automatic doors, barriers or other central heating systems, home, etc.

Its configuration is very simple, it consists of programming through SMS commands. Allows you to store up to 1000 phone numbers in its memory. In this way we can open the doors by making a missed call. The door can also be opened by password with 4-digit access code in case the number is not stored in memory.