A GSM Module is a compact communication device that allows microcontrollers and embedded systems to send and receive data over a 2G cellular network. It enables SMS messaging, voice calls, internet (GPRS) access, and remote control operations, making it essential for IoT projects, home automation, security systems, and Arduino-based applications.

At Labtex Bangladesh, we supply reliable GSM Modules compatible with Arduino, Raspberry Pi, ESP32, and other microcontroller platforms.

✅ Key Features:

• Supports GSM/GPRS (850/900/1800/1900 MHz)

• SMS, voice call, and mobile data (GPRS) capability

• AT command support for easy programming

• Built-in antenna or external antenna support

• UART serial communication interface

• Low power consumption

• Compatible with Arduino, ESP8266, ESP32, PIC, AVR, STM32, and more

📦 Common Applications:

• IoT & smart monitoring systems

• Remote data logging

• Home and industrial automation

• GPS & GSM tracking devices

• Security alarm systems

• SMS-based control systems

• Wireless meter reading

• Smart agriculture and environment monitoring