Compact, handheld remote lets you control your sirens and lights, plus it has a built-in microphone. Perfect for undercover vehicles or vehicles with limited interior space. Windows-based program allows full custom setup configuration of each of the 12 buttons to control desired light and siren functions from this compact hand held controller with built-in microphone. Moisture-resistant controller features twelve rubberized, backlit push buttons including progressive three-position push button lighting control that mimics typical slide-switch operations. The unit is microprocessor controlled and rated for one or two 100-watt speakers. Compact control is ideal for multiple applications including undercover vehicles and vehicles with limited interior space.