The Wilson Cellular Signal Booster RF Signal Detector 867501 is a smart technology device designed to boost cell phone signals and detect RF signals. Made by the reputable brand Wilson, it is compatible with AT&T networks and operates in the United States. The signal detector comes with all necessary components included in the box for easy installation and use. This product is ideal for improving cell phone reception in areas with weak or non-existent signals, ensuring better connectivity and caller experience.