ESTeem Wireless Modems Announces Type Acceptance in Brazil

  ESTeem Wireless Modems Announces Type Acceptance in Brazil

Business Wire

KENNEWICK, Wash. -- January 24, 2013

Electronic Systems Technology, Inc. (EST) (OTCQB: ELST), dba ESTeem Wireless
Modems, with the cooperative efforts of SDC Engenharia de Sistemas Ltda., has
been granted type acceptance in Brazil on the Model 195Eg-2 and 195Eg-lp-2
modems. SDC Engenharia de Sistemas Ltda. has been an active distributor of
ESTeem products in Brazil since 2008.

The ESTeem 195Eg and 195Eg-lp modems were designed for the Industrial, Public
Safety, and Federal markets operating in the 2.4 GHz frequency range with both
Ethernet and Serial RS-232C interfaces. These models use Selectable Quadrature
Amplitude Modulation allowing data rates up to 54 Mbps. Featuring high
security 128-bit AES-CCMP encryption, ESTeem modems will meet the requirements
in most municipal, public safety and federal applications. Standard Simple
Network Management Protocol (SNMP) allows critical diagnostics and network
management while network functionality supports VLAN pass through and IGMP
Snooping. ESTeem modems supports multiple modes of operation through
programmable selection as a Repeater or Client.

About SDC Engenharia de Sistemas Ltda.:

SDC Engineering was founded in 1981. The company has been actively functioning
in the domestic market since 1987 as a supplier of equipment for industrial
automation and computing platforms in environments that require high
reliability and availability.Besides the quality of its products, SDC is
known for its service, technical support and for providing solutions with the
best cost / benefit to its partners and customers.

About ESTeem Wireless Modems:

Electronic Systems Technology (EST) has been a publicly held Corporation since
1984. EST was the first company to develop the wireless modem and receive the
United States and Canadian patents for this technology. ESTeem is one of the
first members of the original Rockwell Automation Pyramid Solutions Program
started in 1991 which is now called the Encompass Program.


ESTeem Wireless Modems
Jessica Danz Gollinger, 509-735-9092
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