ESS TECHNOLOGY ADDS NERO DIGITAL(tm) SUPPORT TO ITS VIBRATTO II DVD SOLUTIONS

ESS DVD Chips To Offer Consumers A Superior Audio-Video Experience With The New Nero Digital Video Format

FREMONT, Calif., September 21, 2004 -ESS Technology (Nasdaq: ESST), a leading supplier of silicon solutions for digital audio, video and imaging consumer electronics, today announced that it is introducing support for Nero Digital in its Vibratto® II DVD solutions. ESS will offer Nero Digital certified reference designs for DVD player manufacturers to satisfy the growing consumer demand for the latest developments in MPEG -4 video/audio compression. A Nero Digital demonstration will be presented at the upcoming Hong Kong Electronics Fair on October 13 -16, 2004. DVD player reference designs supporting Nero Digital are now available.


Nero Digital is the result of extensive co -development efforts by Ahead Software Inc., makers of the popular Nero(tm) CD/DVD burning application software, and Ateme of France, one of the world's leaders in video and signal processing. Nero Digital is the first complete MPEG -4 solution offering high quality MPEG -4 video coupled with high fidelity MPEG -4 AAC audio. Nero Digital is currently the only MPEG -4 solution capable of providing chapter markers, subtitle and multi -language soundtrack support.

Nero Digital, the world's fastest MPEG -4 encoder, is bundled in the award winning digital media solution, Nero 6, and is used by leaders in digital media technology worldwide. Due to its unsurpassed quality and worldwide recognition, several third party software vendors are currently working on supporting Nero Digital.

"We are excited to announce that ESS Technology will offer Nero Digital certified technology in their Vibratto II DVD chips," said John Tafoya, vice president of business development of Ahead Software Inc. "ESS has previously demonstrated its ability to advance innovation in the DVD player market, so their support of Nero Digital is a definite win for the consumer."

"We look forward to working with ESS to bring the Nero Digital experience to living rooms around the world," said Marc Guillaumet, director of marketing at Ateme. "ESS DVD chipsets with Nero Digital certification will expand the availability of our superior MPEG -4 capabilities."

Patrick Ang, executive vice president and chief operating officer at ESS Technology stated, "We are very pleased to provide the Nero Digital experience to the consumer. Nero Digital is a complete MPEG -4 solution with exceptional video and audio quality that also provides chapter markers and multi -language soundtrack support. Again, ESS demonstrates its market leadership by being one of the first to introduce Nero Digital to the mainstream DVD player market."

Ahead Software and Ateme provide a Nero Digital certification program. This Program was created to enable the development of Nero Digital -enabled consumer electronics products in order to meet the demand for high -quality MPEG -4 movie creation and playback. For more information on Nero Digital, visit www.nerodigital.com.

About Ahead
Ahead Software provides the most reliable CD/DVD software applications available to serve digital media markets worldwide. Since its inception in 1995, Ahead's leading application, Nero, has built a loyal customer base of more than 140 million users worldwide.

Ahead's award -winning flagship product Nero 6 provides an all -in -one comprehensive CD/DVD burning suite. Ahead's product line also includes Nero Digital - audio/video technology, SIPPS - VoIP, and across - professional computer aided translation software. Ahead distributes its products globally through the world's leading drive manufacturers and PC makers, as well as leading worldwide retailers, online partners, and also directly to consumers at www.nero.com. Ahead Software AG is headquartered in Karlsbad, Germany, with its subsidiaries Ahead Software Inc. located in Glendale, California USA and Ahead Software K.K. located in Yokohama, Japan.

About Ateme
Ateme is headquartered in France (www.ateme.com). It is a world leading provider of hardware and software solutions for video and signal processing in the embedded market. Ateme delivers custom services on top of its boards and algorithms. Since 2002, Ateme has centered its strategy on application reference designs that target the video -security, broadcast and consumer electronics markets. The result to OEM is a faster product design, a shorter time to market and total costs reduction. Ateme operates worldwide through its distribution network. To license Nero Digital for embedded solutions, Consumer Electronics manufacturers should visit www.nerodigital.com/embedded.

About ESS Technology
ESS Technology, Inc. designs and markets high -performance digital video processor and imaging sensor semiconductors for the consumer digital entertainment, digital photography, camera phones and digital home markets. ESS products include highly integrated chips for DVD players, DVD recorders, VCD players, digital media players, digital audio systems, and camera -enabled cellular phones.

ESS, headquartered in Fremont, California, has approximately 400 employees in North America and over 100 employees in Asia providing R&D, sales, and technical support worldwide. For more information, please visit the company's web site at: http://www.esstech.com.

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