The AP3500 offers selectable frequency bands (136–174 MHz, 350–390 MHz, and 400–470 MHz) and supports multiple communication modes, including DMR, NXDN, and PDT. It is a flexible, highly scalable professional digital mobile radio designed for sectors requiring long-range communication and high reliability—such as the Armed Police, emergency services, forestry, firefighting, airports, ports, highway operations, integrated urban law enforcement, and transportation.