BK Technologies Corporation is a holding company. The Company, through BK Technologies, Inc., its operating subsidiary, provides public safety grade communications products and services. Its two business units include radio and software as a service (SaaS). The radio business unit designs, manufactures and markets wireless communications products consisting of two-way land mobile radios (LMRs). The SaaS business unit focuses on delivering public safety smartphone applications, which operate ubiquitously over public cellular networks. Its SaaS service, InteropONE, is a Push-to-talk-Over-Cellular SaaS service, which provides emergency incident commanders the capability to establish group push-to-talk communications between at-large smartphone users directly from their smartphone. Its BKRplay is a public safety smartphone application, which provides access to the InteropONE service, as well as a host of other capabilities designed to make the first responder safer and more efficient.