Sim800l GSM GPRS Module

The SIM800L GSM/GPRS Module is a compact quad-band communication module that enables SMS, voice, and data transmission via cellular networks. It supports GSM frequencies (850/900/1800/1900 MHz) and works seamlessly with Arduino, ESP32, STM32, and Raspberry Pi for building IoT, remote monitoring, and automation systems. The module features a TTL serial interface, allowing easy connection to any microcontroller. It includes an on-board antenna for stable wireless performance and accepts Micro SIM cards, making it ideal for embedded wireless applications such as smart home control, GPS tracking, and remote data logging.