The 5GPro Spectrum Analyzer by EXFO is a portable RF testing solution designed for field technicians, providing real-time analysis for both 4G LTE and 5G networks with modular capabilities. Key features include support for frequency ranges from 450 MHz to 40 GHz, LTE and 5G signal analyses, and capabilities for detecting interference. It is also integrated with a windows-based architecture for cloud connectivity, enhancing operational efficiency in network validation.