SIM900A GSM/GPRS Module with Antenna | Quad-Band Serial Communication Module

Features:

• Supports call, SMS and GPRS data over serial (UART) interface
• Compatible with Arduino, STM32 and other microcontrollers
• Includes spring antenna and male header pins
• Wide voltage input range for embedded designs
• Ideal for IoT, alarm systems, remote monitoring and GSM based projects

Specification:

• Module: SIM900A
• Interface: UART (Serial)
• Includes: Module board, spring antenna, pin headers

Note: SIM card and external 5V/2A power supply required (not included).