NB-IoT Unit is a wireless communication module designed for global coverage in the Cat-NB frequency band. It is specifically built to support NB-IoT communication and offers compatibility with various networks worldwide.The module incorporates the SIM7020G communication module, which is known for its excellent performance in low-latency and low-throughput applications. It utilizes serial communication and is controlled using an AT command set. This allows for easy configuration and control of the module’s functionalities.To enhance communication quality and signal stability, NB-IoT Unit integrates an SMA external antenna interface. This enables the connection of an external antenna, improving the range and reliability of wireless communication.The SIM7020G module, which is embedded within the NB-IoT Unit, provides an optimal solution for various IoT applications. It is particularly well-suited for applications such as metering, remote control, asset tracking, remote monitoring, telemedicine, and shared bicycles. These application scenarios often require low-latency and low-throughput communication, and NB-IoT Unit with the SIM7020G module can effectively meet those requirements.