European and Asian Markets Served with New Signalling Network using SEGway(TM) STP Signalling Solution ROCHESTER, N.Y., June 9 /PRNewswire-FirstCall/ -- Performance Technologies (NASDAQ:PTIX), a leading developer of communication platforms and systems, today announced that Elephant Talk, (OTC:ETLK) (BULLETIN BOARD: ETLK) , an international telecom and multimedia content distributor, has put into service the company's SEGway(TM) STP Signalling solution to deliver advanced mobile service offerings such as SMS-based chat, mobile games, and mobile e-commerce services to its customers. "Performance Technologies' SEGway STP Signalling solution provides us with the best in class suite of features, flexibility, and the throughput capacity we were looking for, to enable us to expand into the mobile market with full control over our network," said Martin Zuurbier, COO and CTO of Elephant Talk. "Coupled with our existing interconnection agreements, distribution network, and brand recognition, we are able to offer our customers very cost competitive, value-added services to the European and China markets." Performance Technologies' SEGway SS7 Signalling Solutions are robust, scalable, and highly flexible next-generation signalling solutions including STPs, Signalling Gateways, and IP-Edges that offer full routing, address translation, and screening, along with a complete set of network interfaces including traditional TDM, SIGTRAN IP, and SIP that equips a service provider with any-to-any connectivity across all interfaces. "We are very pleased to be chosen by Elephant Talk as the core signalling solution for their new network," said Cory Grant, vice president of international sales for Performance Technologies. "Their decision to utilize our advanced signalling solutions, to expand their international network, clearly shows the strength of Performance Technologies as the market leader in delivering the most cost-effective, feature rich, and highly scaleable signalling platforms and solutions available on the market today. The EMEA region is a key market for us, and we are very excited to add a dynamic company like Elephant Talk to our rapidly growing base of customers in Europe." About Elephant Talk Communications (http://www.elephanttalk.com/) Elephant Talk Communications is positioning itself as an international telecom operator and enabler/systems integrator to the multimedia industry by facilitating the distribution of all forms of content, as well as mobile and fixed-telecom services, to global telecommunications consumers. The company provides traditional telecom services, media streaming, and distribution services primarily to the business-to-business (B2B) community within the telecommunications market. Elephant Talk is also a system integrator and developer for mobile telecom and content distribution solutions; and, as a Mobile Virtual Network Enabler (MVNE), the company has positioned itself as the premier outsourcing partner for both Mobile Network Operators (MNOs) as well as for Mobile Virtual Network Operators (MVNOs). ETLK is positioning itself as the preferred MVNE partner of the larger, global Mobile Operators and currently operates sophisticated networks in over a dozen markets in Europe, Asia Pacific, and the Middle East. About Performance Technologies (http://www.pt.com/) Performance Technologies (NASDAQ:PTIX) is a global supplier of integrated IP-based platforms and solutions for advanced communications networks and innovative computer system architectures. Our Embedded Systems Group offers robust application-ready platforms that incorporate open-standards based software and hardware, providing significantly accelerated end product deployment benefits for equipment manufacturers. Our Signalling Systems Group offers the SEGway(TM) product suite, which includes IP STPs, SS7 over IP transport solutions, and signalling gateways that enable lower operating costs through utilization of IP networks, thereby creating competitive advantages for carriers in existing and emerging markets. Performance Technologies is headquartered in Rochester, New York. Additional engineering facilities are located in San Diego and San Luis Obispo, California, and Kanata, Ontario, Canada. Forward-Looking Statements The Private Securities Litigation Reform Act of 1995 provides a "safe harbor" for certain forward-looking statements. This press release contains forward-looking statements which reflect the Company's current views with respect to future events and financial performance, within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934 and is subject to the safe harbor provisions of those Sections. The Company's future operating results are subject to various risks and uncertainties and could differ materially from those discussed in the forward-looking statements and may be affected by various trends and factors which are beyond the Company's control. These risks and uncertainties include, among other factors, general business and economic conditions, rapid technological changes accompanied by frequent new product introductions, competitive pressures, dependence on key customers, inability to gauge order flows from customers, fluctuations in quarterly and annual results, the reliance on a limited number of third party suppliers, limitations of the Company's manufacturing capacity and arrangements, the protection of the Company's proprietary technology, the dependence on key personnel, changes in critical accounting estimates, potential impairments related to goodwill and investments, foreign regulations and potential material weaknesses in internal control over financial reporting. In addition, during weak or uncertain economic periods, customers' visibility deteriorates causing delays in the placement of their orders. These factors often result in a substantial portion of the Company's revenue being derived from orders placed within a quarter and shipped in the final month of the same quarter. Forward-looking statements should be read in conjunction with the audited Consolidated Financial Statements, the Notes thereto, Risk Factors, and Management's Discussion and Analysis of Financial Condition and Results of Operations of the Company as of December 31, 2007, as contained in the Company's Annual Report on Form 10-K, and other documents filed with the Securities and Exchange Commission. The names of actual companies, products, or services may be the trademarks, registered trademarks, or service marks of their respective owners in the United States and/or other countries. DATASOURCE: Performance Technologies CONTACT: Will Smith, Marketing Communications Manager of Performance Technologies, +1-585-256-0200, Web site: http://www.pt.com/ http://www.elephanttalk.com/

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