PHILADELPHIA--(BUSINESS WIRE)--Electronic Systems Technology, Inc. (EST) (OTCQB:ELST) dba ESTeem Wireless Modems (Automation Fair 2012, Booth 1300), announces their newest radio to comply with latest Federal Communications Commission (FCC) narrow band licensed standard. The ESTeem 210M was designed for long range and difficult terrain applications the Industrial, Public Safety, and Federal markets. Operating in the 150 to 174 MHz frequency band provides both Ethernet/IP and Serial/DF1 interfaces
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