SmarTone-Vodafone, Hong Kong, Upgrades and Expands Voice Portal with Intervoice Media Exchange; Hong Kong Wireless Carrier to Support Growth with Solutions from Intervoice, Underscores Expanding Asia-Pacific Cellular Phone Service Market.

DALLAS -- Intervoice, Inc. (Nasdaq:INTV), a world leader in converged voice and information solutions, today announced that SmarTone-Vodafone, Hong Kong's leading provider of mobile services, will be using Intervoice Media Exchange to upgrade and expand the company's existing Interactive Voice Response (IVR) Portal to support business growth. This move serves as further validation of SmarTone-Vodafone's continued satisfaction with Intervoice's voice solutions to support its customer service initiatives. SmarTone-Vodafone worked with Intervoice's regional partner IVRS (International) Limited, a provider of customer interaction management solutions, to deliver a truly integrated voice solution.

According to analysts at the Yankee Group, the Asia-Pacific region has emerged as the largest cellular market in the world because of strong subscriber growth in greater China, Thailand, India and Indonesia. By leveraging Intervoice solutions, network carriers like SmarTone-Vodafone can better address its customers' needs, while reducing the cost of delivering service through efficient IVR options that offer better call control, intelligent routing and personalization.

Intervoice Media Exchange is a comprehensive application delivery platform available in a range of configurations. The solutions platform has the ability to integrate value-added, revenue-generating, telco-grade applications like messaging onto the Media Exchange platform without increasing the footprint of the system. With a compact footprint, network operators like SmarTone-Vodafone can conserve valuable central office space.

"In order to support the growing demand for mobile services and to meet the higher expectations of customers, SmarTone-Vodafone is constantly leveraging new technological advancements and looking for ways to invest in improving our infrastructure as well as to capitalize on existing investments," said Mr. Stephen Chau, chief technology officer of SmarTone-Vodafone. "We have longstanding relationships with both Intervoice and IVRS (International) Limited, and we are very satisfied with the capacity of their solutions and their industry experience in meeting our demanding business requirements."

"We are excited to extend our existing relationships with SmarTone-Vodafone, a key customer within the greater China region, and our partner IVRS," said Bob Ritchey, president and CEO of Intervoice. "The work we are doing with SmarTone-Vodafone underscores our increased investment and continued interest in serving the Asian market, along with partners like IVRS."

About SmarTone-Vodafone

SmarTone-Vodafone is Hong Kong's leading mobile services brand. Its goal is to better enrich customers' lives by bringing them closer to what matters to them -- a world of greater possibilities and achievements.

SmarTone-Vodafone is a GSM operator and a 3G services provider in Hong Kong. The commercial launch of 3G-enabled services at the end of 2004 for both consumers and business users is a key milestone in its company's quest for long-term growth through multimedia services.

SmarTone-Vodafone is the marketing brand for SmarTone-Mobile Communications Limited following the signing of a Partner Network Agreement with Vodafone. Established in 1992, the company has been listed in Hong Kong since 1996. Its major shareholder is Sun Hung Kai Properties Limited (about 52%).

For more information about SmarTone-Vodafone, please visit: www.smartone-vodafone.com.

About Intervoice

Intervoice, Inc. (Nasdaq:INTV) provides leading enterprises and network operators with the Intervoice Solutions Framework, including the platform, software, applications and services necessary to optimize the customer experience through the delivery of voice automation solutions. Intervoice Media Exchange, the open, standards-based multi-media platform, offers unparalleled flexibility for advanced multi-media messaging, portal, IVR and payment applications. The Company is focused on the enterprise and network markets, providing solutions that improve operational efficiencies, drive revenue and increase customer satisfaction and loyalty. Building on more than 20 years of systems integration and service delivery experience, the Professional Services Agility Suite from Intervoice is designed to provide proven best practices toward design, implementation, and optimization of voice applications. Intervoice systems have been proven in more than 23,000 implementations worldwide at companies across a variety of industries. A Microsoft Certified Partner and Certified Partner for Learning Solutions, Intervoice is headquartered in Dallas with offices in Europe, the Middle East, South America, Africa and Asia-Pacific. For more information, visit www.intervoice.com.

About IVRS

Founded in 1992, IVRS (International) Limited is a provider of comprehensive suite of Customer Interaction Management (CIM) solutions that span Interactive Voice Response (IVR), Voice Recognition (VR), Speech Recognition (SR), Computer Telephony Integration (CTI), SMS Gateway Solution, Web Collaboration and Automatic Dialer. IVRS solutions allow economical and direct seamless integration with different business environments. To date, our IVR solutions have been extensively deployed in various industries, including telecommunications, banking and finance, education, government and utilities, manufacturing, transportation and logistics, wholesale and retail sectors.

IVRS (International) Limited is now one of the four member companies under Interactive Technology Holdings Limited (ITHL). ITHL, established in 2002 is a technology pioneer that provides best-of-breed and innovative solutions for telecom operators and enterprises worldwide. The four member companies of ITHL include IVRS, Interactive Technology (ITL), Global Interactive Technology (GIT) and Interactive Technology Applications (ITA). The four member companies complement each other with their different technological know-how and geographical coverage.

For more information about ITHL and IVRS, please visit: www.ithlgroup.com.