SIM900A , GSM GPRS Wireless Extension Module with Antenna and SIM Card Slot

The SIM900A Wireless Extension Module is a compact and cost-effective solution for wireless communication needs. This module is equipped with a GSM/GPRS SIM900A chip, allowing it to provide wireless data transmission and SMS capabilities. It supports dual-band GSM 900/1800 MHz, making it ideal for applications that require long-range data communication or remote control through GSM networks.

The module features an antenna connector for better signal reception and a SIM card slot, allowing easy insertion and connection of SIM cards. With its UART interface, it can be easily integrated into microcontroller projects or Arduino-based applications, providing wireless communication functionality. The module supports AT commands for configuration, allowing flexible control of voice, SMS, and GPRS services.

Key Features:

• Dual-band GSM Support: Supports GSM 900/1800 MHz for versatile global coverage.
• Compact Design: Small form factor, making it easy to integrate into various projects.
• SIM Card Slot: Includes a built-in SIM card slot for easy GSM network connectivity.
• Antenna Connector: Comes with an antenna for better signal reception and improved communication range.
• UART Interface: Simple communication with microcontrollers and Arduino via a UART interface.
• AT Command Support: Configurable via AT commands for flexible control of SMS, voice, and GPRS services.