Electronic Systems Technology, Inc. is specialized in the development and manufacturing of digital data (non-voice) radio transceivers for use in industrial wireless networking applications. The Company’s ESTeem line of products provides communication solutions for harsh environment applications not served or that are underutilized by conventional, commercial grade communication systems. Its products are part of the ESTeem Industrial Wireless Solutions for commercial, industrial, and government arenas both domestically and internationally. ESTeem industrial wireless products provide communication links between computer networks, network enabled devices and mobile devices without cables. It manufactures nine models of the ESTeem industrial wireless modems that operate in frequencies from 150 megahertz (MHz) to 5.8 gigahertz (GHz). The Company’s product offerings include ESTeem Models, such as 210M, 195M, 195C, 195H, Horizon900, Horizon2.4MIMO, Horizon4.9, Horizon5.8, and Edge900.