SIM800C GSM/GPRS Bluetooth Module – Voice, SMS & Data
SIM800C GSM/GPRS Bluetooth Module – Voice, SMS & Data
SIM800C Four-Band GSM/GPRS Bluetooth Module
The SIM800C GSM/GPRS Bluetooth Module is a compact, versatile wireless communication module ideal for embedded systems, IoT projects, and electronics prototyping. Supporting quad-band GSM/GPRS (850/900/1800/1900 MHz), this module enables seamless voice calls, SMS messaging, and data transmission — all in one small-footprint board. Available in multiple configurations including Standard 24M, Bluetooth 32M, and EAT editions to suit a wide range of development needs.
Key Features
- Quad-Band GSM/GPRS Support: Operates on 850/900/1800/1900 MHz for broad global network compatibility.
- Bluetooth Connectivity: Integrated Bluetooth for wireless communication between devices (available on Bluetooth editions).
- Voice, SMS & Data: Full support for voice calls, SMS messaging, and GPRS data transmission in a single module.
- Multiple Editions: Choose from Standard 24M, Bluetooth 32M, or EAT edition to match your project's requirements.
- Compact Design: Small form factor makes it easy to integrate into custom PCBs and development boards.
- AT Command Interface: Standard AT command set for straightforward integration with microcontrollers such as Arduino, Raspberry Pi, and STM32.
- Low Power Consumption: Optimized for battery-powered and always-on IoT applications.
Specifications
- Module: SIM800C
- Network: Quad-Band GSM/GPRS 850/900/1800/1900 MHz
- Bluetooth: Integrated (Bluetooth editions)
- Communication: Voice, SMS, GPRS Data
- Interface: UART / AT Commands
- Editions: Standard 24M / Bluetooth 32M / EAT
- Quantity: 1 PCS
- Made in Mainland China
Who Is This For?
This module is perfect for electronics engineers, hobbyists, and makers building IoT devices, remote monitoring systems, GPS trackers, smart home automation, or any project requiring wireless GSM communication. It pairs well with popular development platforms and is widely used in industrial and consumer prototyping.
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Frequently Asked Questions
Q: What is the difference between the Standard 24M, Bluetooth 32M, and EAT editions of the SIM800C module?
A: The Standard 24M edition includes 24MB of flash memory and core GSM/GPRS functionality. The Bluetooth 32M edition adds integrated Bluetooth connectivity and 32MB of flash, making it suitable for projects that require both GSM and Bluetooth communication. The EAT (Embedded AT) edition supports running custom AT scripts directly on the module, enabling standalone operation without an external microcontroller.
Q: Is the SIM800C module compatible with Arduino or Raspberry Pi?
A: Yes. The SIM800C GSM/GPRS Bluetooth module communicates via a standard UART interface using AT commands, making it fully compatible with Arduino, Raspberry Pi, STM32, ESP32, and most other popular microcontroller and development platforms. Numerous open-source libraries and example sketches are available to help you get started quickly.
Q: What type of SIM card does the SIM800C module use?
A: The SIM800C module accepts a standard Micro-SIM card. It is compatible with most GSM network carriers globally, supporting quad-band frequencies (850/900/1800/1900 MHz) for broad international usability.