Using advanced switch-mode technology, these small units are highly efficient and noise free even in most sensitive applications. With a wide range, switch selectable ac input, you can use these models almost anywhere in the world. These models have been tested to the highest standards, FCC, UL60950, EN60950 and are guaranteed to provide you with years of worry free use. Base Station power supply is designed specifically to integrate your land mobile radio with a switching DC power supply to create an attractive and functional base station system