As the demand for seamless and reliable in-building cellular coverage continues to grow, Signal Solutions are proud to announce that we were the first integrator in the UK to install the cutting-edge Cel-Fi QUATRA 4000e from Nextivity. This innovative and powerful Smart Signal Booster is license exempt and is designed to provide superior in-building cellular signal for commercial properties, ensuring enhanced connectivity for businesses and their clients. In this blog post, we'll dive into the technical details of the Cel-Fi QUATRA 4000e, demonstrating why it's the go-to choice for optimal cellular coverage.