Federal Signal's PA300-CN is a versatile light and siren controller that is affordably priced, according to the company. The PA300-CN controller utilizes the SmartSiren controller. This electronic siren offers the standard siren tones (wail, yelp, priority, air horn, and manual) with several additional features such as horn ring transfer, radio, and PA rebroadcast. The PA300-CN provides ease of installation and programming with FS Convergence Network capability.