Electronic Systems Technology, Inc. (EST) specializes in the manufacturing and development of wireless modem products. The Company uses research and development, manufacturing and marketing efforts to produce and market the Company's line of ESTeem Wireless Modem products and accessories. EST offers products providing communication solutions for applications not served by existing conventional communication systems. Its products are offered in markets for process automation in commercial, industrial and government arenas both domestically and internationally, as well as domestic markets for public safety communications infrastructure, primarily used by police and fire departments. The Company's products are marketed through direct sales, sales representatives and domestic and foreign resellers.