Gravity: CAT1 A7670G Global 4G IoT Communication Module (Compatible with Raspberry Pi / LattePanda)

The A7670G is a powerful integrated wireless communication module designed to bring seamless 4G connectivity to a variety of platforms. With support for 4G CAT1, it delivers uplink speeds of up to 5 Mbps and downlink speeds reaching 10 Mbps. This versatile module is compatible with single-board computers like Raspberry Pi, Arduino, and LattePanda, functioning efficiently as a 4G network card.

The module's extensive band compatibility includes LTE-FDD, LTE-TDD, and GSM bands, making it adaptable to global networks across different regions. Specifically, it supports LTE-TDD bands B38, B39, B40, and B41, LTE-FDD bands B1 through B28, and GSM frequencies 850, 900, 1800, and 1900 MHz. This broad band support ensures reliable connectivity regardless of the location or network infrastructure.

Designed for robust network communication, the A7670G integrates multiple network protocols such as TCP/IP, IPV4, Multi-PDP, FTP, FTPS, HTTP, HTTPS, and DNS. This ensures that users can manage complex networks via AT commands without necessarily understanding the intricate network protocols, thus enhancing usability and compatibility with various applications.

The module offers both UART and USB interfaces, allowing for versatile connectivity options. It can link to other microcontroller units or main controllers through the UART interface or connect to computers and single-board computers via USB. This flexibility is supported by the availability of drivers for popular operating systems like Windows, Linux, and Android, ensuring smooth integration across platforms.

Beyond data transmission, the A7670G includes a microphone and audio power amplifier circuit, enabling functionalities such as making calls and sending text messages. This added capability turns the module into a comprehensive communication solution that serves not only data-centric applications but also voice communication needs.

For users looking to integrate 4G connectivity into their projects, the A7670G module offers the ideal combination of speed, compatibility, and functionality. Its ability to function as a network card for popular single-board computers further enhances its appeal, making it a versatile addition to any tech setup.