AltiGen Communications Introduces the MAX2000 IP Phone System

FREMONT, CA--(Marketwire - December 30, 2008) - AltiGen Communications, Inc. (NASDAQ: ATGN), the leading provider of 100% Microsoft-based VoIP business phone systems and Unified Communications solutions announced today the availability of the MAX2000 Voice over IP (VoIP) phone system.

The MAX2000 is an enhancement to AltiGen's existing MAX1000 and MAX1000R platforms with increased support for up to 100 users and built-in hot swappable RAID-1 storage array and redundant hot swappable power supplies. In addition, the host processor speed has been upgraded and gigabit Ethernet support has been added.

Some of the MAX2000 key features and benefits include:

   -- All-in-one VoIP phone system that provides a complete, integrated
      communications solution
   -- Native integration to Microsoft's Exchange Server 2007
   -- Built-in storage and power redundancy
   -- Built-in conference bridge with scheduling application
   -- Self administration for do it yourself phone system management
   -- Office extension mobility with ExtensionAnywhere™

"The strengthened redundancy features that have been incorporated into the MAX2000 product line gives our customers an added layer of protection against unplanned system outages," said Jimmin Yao, AltiGen's Vice President of Product Management. "This, combined with our award winning VoIP softswitch architecture, provides one of the most robust communications platforms available today."

The MAX2000 is a premium full-featured VoIP appliance designed to run AltiGen's MAX Communications Server 6.0 (MAXCS) software with a specific focus on branch offices and small businesses with up to 100 users. The MAX2000 platform running MAXCS 6.0 has support for such features as SIP trunking, Meet-me conference bridge capability with scheduling application, On-demand Voice Recording, 4500 hours of voice mail storage, ExtensionAnywhere™ mobility and many other features in a single-box solution.

Availability

The MAX2000 is available now through all AltiGen Authorized Resellers.

About AltiGen Communications

AltiGen Communications, Inc. (NASDAQ: ATGN) is the leading provider of 100% Microsoft-based VoIP business phone systems and Unified Communications solutions. Having more than 10,000 customers around the world, AltiGen solutions are designed for high reliability, ease of use, seamless integration to Microsoft infrastructure technologies, all built on a scalable, open standards platform. Our worldwide headquarters is in Silicon Valley, California, with international operations based in Shanghai, China. Local sales, service and support are provided by our worldwide network of over 300 certified partners. For more information, call 1-888-ALTIGEN or visit the Web site at www.altigen.com.

Safe Harbor Statement

This press release contains forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, including, without limitation, statements regarding the continued market acceptance of our Voice over IP telephone systems and call center solutions in the SMB market, and our ability to successfully introduce the MAX2000 voice over IP (VoIP) phone system to our market space. These statements reflect management's current expectation. However, actual results could differ materially as a result of unknown risks and uncertainties, including but not limited to, risks related to AltiGen's limited operating history. For a more detailed description of these and other risks and uncertainties affecting AltiGen's performance, please refer to AltiGen's Annual Report on Form 10-K for the fiscal year ended September 30, 2007 and all subsequent current reports on Form 8-K and quarterly reports on Form 10-Q. All forward-looking statements in this press release are based on information available to AltiGen as of the date hereof and AltiGen assumes no obligation to update these forward-looking statements.