SOURCE: Epygi Technologies

August 15, 2007 15:58 ET

Epygi Technologies and Grandstream Networks Complete Interoperability Testing for SIP Voice Products

PLANO, TX and BROOKLINE, MA--(Marketwire - August 15, 2007) - Epygi Technologies, Inc. (, a leading provider of IP-PBX for the global SMB market, and Grandstream Networks, Inc.(, a leading designer and manufacturer of next generation IP Voice and Video products for broadband networks, announced today that the two firms have completed interoperability testing between the Epygi Quadro Series IP-PBX and the Grandstream SIP Phones: GXP2000 SIP Enterprise Phone and the BudgeTone SIP Consumer Phones.

"Grandstream's GXP 2000 and BT Series offer a highly competitive price-performance benchmark in the industry. The combination of Epygi's Quadro Series IP-PBX and Grandstream SIP Phones creates an attractive choice and cost-compelling VoIP solution in the highly competitive small-to-medium enterprise market," commented David Li, CEO of Grandstream Networks. "We believe this combined solution offers a competitive and high-value package in the IP-PBX market."

"Completing interoperability with Grandstream's SIP-based products enables us to create a new choice in the VoIP solutions market," said Warren Sonnen, Director of Marketing for Epygi. "Both resellers and VARs are always searching for both high-performance and cost-effective VoIP solutions that are easy to manage and easy to deploy. Grandstream's feature-rich SIP products and our Quadro Series IP-PBX will provide affordable, quality VoIP solutions to the cost-conscious small-medium enterprise world-wide."

Epygi's Quadro product line includes a feature-rich range of hybrid IP-PBXs, VoIP gateways and conference server applications for small to medium sized businesses. Quadros incorporate VPN encryption, firewall protection, voice packet prioritization and PBX resources to facilitate call handling, auto attendant, voice mail and conferencing. Everything comes in a compact affordable package with all functions available at no extra cost. Quadro assimilates easily into any standard network and supports a variety of telephone sets in addition to the certified Grandstream models.

About Grandstream Networks

Grandstream Networks, Inc. are an award-winning designer and manufacturer of next generation IP voice & video products for broadband networks. Grandstream's products deliver superb sound and picture quality, rich telephony features, full compliance with industry standards, and broad interoperability with most service providers and 3rd party SIP based VoIP products. Grandstream Networks is a private company headquartered in Brookline, MA with offices in Los Angeles, Dallas and China. For more information, please visit

About Epygi Technologies

Texas-based Epygi Technologies designs and manufactures robust IP PBXs, voice over IP gateways and cost-saving conference servers. Epygi Quadro PBX appliances are positioned to serve the SMB and SOHO markets, teleworkers and branch offices of large corporations. Using its own SIP technology and DSP software, the company combines telecommunications network knowledge with emerging computer telephony protocols. The company fully integrates advanced SIP (session initiation protocol) voice over IP technology. Epygi has established a strong global presence working through distributors and resellers all over the world. Quadro products are in operation in more than forty countries on six continents. For more information, please visit

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