SIM800C QUADBAND GSM GPRS TTL Module with Antenna

The SIM800C Development Board is equipped with a Quad-Band GSM/GPRS module designed for castle hole packaging. It offers stable performance, a compact size, and cost-effectiveness, catering to diverse customer needs.Key Features:1. Wide Input Voltage Range:- Supports an input voltage range of 5V-20V DC, making it versatile for various power supply applications. This wide voltage range enhances convenience for students and project development.2. Global Compatibility:- Operates at GSM/GPRS 850/900/1800/1900MHz, allowing for worldwide voice, SMS, and data transmission. The module has low power consumption, making it suitable for compact product designs.3. Automatic Network Connection:- The module automatically connects to the network upon power-up without the need for a separate boot button. A reserved boot pin provides additional control flexibility.4. TTL Module with Level Conversion:- Features a TTL module with a built-in level conversion circuit, ensuring compatibility with various single-chip serial ports without the need for additional conversion.5. Audio Interface:- Designed with an audio interface for easy testing, including reverse headphones and microphone interfaces.6. TTS and DTMF Functionality:- Supports Text-to-Speech (TTS) and Dual-Tone Multi-Frequency (DTMF) functions. Enables direct broadcasting of text through language and identification during calls, providing enhanced functionality.7. Bluetooth Capability:- Equipped with Bluetooth 3.0 protocol, featuring an enhanced Bluetooth antenna signal. Supports serial SPP and audio services.8. Versatile Interfaces:- Includes various interfaces such as BAT for lithium battery input, ADC for detection, and IPEX, SMA, and spring antenna interfaces for different antenna options.9. Power Management:- The module can be powered using a lithium battery (3.7V or 18650 lithium battery), providing flexibility for project development.10. Pin Descriptions:- ADC: ADC detection- Spp, Spn: Core audio output pins- Mc-, Mc+: Core audio input pins- Pwr: Press this pin to turn the module on or off- Bat: Lithium battery input pin, 3.3V-4.4VThe SIM800C Development Board is an ideal solution for projects requiring reliable GSM/GPRS communication, Bluetooth functionality, and diverse interface options. Its feature-rich design and global compatibility make it suitable for a wide range of applications.Please Note: Images are for representation only. The actual product may vary slightly in apperance