AltiGen(R) Communications Announces AltiWare 5.2 With Enhanced Scalability and Multi-Site Management Capabilities

- Extends Support to 5,000 Users and 100 Sites -

FREMONT, Calif., April 3, 2008 -- AltiGen(R) Communications, Inc. (NASDAQ:ATGN) , a leading provider of VoIP business telephone systems and unified communications solutions for small-to-medium businesses (SMBs), including companies with multiple distributed locations, released new system software, AltiWare 5.2, that enhances AltiGen's award-winning VoIP business telephone systems capabilities, including increased support from 5 to 5,000 users and up to 100 locations per enterprise.

"AltiWare 5.2 significantly increases the scalability of AltiGen phone systems," said Jerry Fleming, president and COO. "We are committed to providing our customers the highest levels of satisfaction while continuing to achieve our goal of enhancing and extending our product line. We believe our expanded scalability and multi-site integration provides us with a market advantage which will drive additional orders and attract new customers."

"Using our capacity to support multiple locations, we take advantage of advanced new system and increased VoIP capabilities to enable a new set of business improvements for companies looking to maximize communications effectiveness, and reduce costs and maintenance required by multiple sites," said Jimmin Yao, vice president of product management at AltiGen.

As part of AltiGen's commitment to delivering world class Unified Communications solutions, AltiWare 5.2 updates the Enterprise Manager application, AltiGen's administration tool designed to help customers configure and synchronize several distributed AltiGen VoIP phone systems from a single location, with support for enhanced functionality:

  -- Global Unified Extension Presence allows users to see the current
     status of an extension located anywhere in the enterprise
     environment -- remote or local.
  -- Global Intercom extends AltiGen's paging and intercom capabilities
     allowing users to hands-free page phone system extensions located in
     any company location.

In addition to the Enterprise Manager enhancements, AltiWare 5.2 also offers software enhancements in the following areas:

  -- 3rd party SIP device support
  -- Enhanced multi-site Super Queue / ACD functionality
  -- Extended Auto Attendant capabilities


  AltiWare 5.2 is available through AltiGen's Authorized Partner Channel.

  About AltiGen Communications

AltiGen Communications, Inc. (NASDAQ:ATGN) is a leading provider of VoIP business phone systems and Microsoft-based unified communications solutions for small-to-medium businesses (SMBs), including companies with multiple distributed locations, branch offices and call centers. AltiGen's scalable, integrated, and easy to manage all-in-one unified communications solutions enable an array of applications like standards based SIP VoIP phones and servers, unified messaging, voicemail, call recording, conferencing, call activity reporting and mobility solutions that leverage both the Internet and the public telephone network to take advantage of the convergence of voice and data communications. AltiGen's systems are designed with an open architecture and are built on an industry standard platform. This adherence to widely used standards allows products to integrate with and leverage the existing technology investment of partners and customers. For more information, call 1-888-ALTIGEN or visit the website at http://www.altigen.com/.