e.Digital Files Patent Infringement Lawsuits Against Avid Electronics, Casio America, LG Electronics USA, Nikon, Olympus America, Samsung Electronics America and Sanyo North America

Market Wire, March, 2008

e.Digital Corporation (OTCBB: EDIG), a leading innovator of patented flash memory-related technology and dedicated portable inflight entertainment (IFE) systems announced today that it has filed patent infringement lawsuits against Avid Electronics, Casio America, LG Electronics USA, Nikon, Olympus America, Samsung Electronics America, and Sanyo North America in the United States District Court for the Eastern District of Texas. Last September, e.Digital filed a similar suit against Vivitar, a wholly-owned subsidiary of Syntax-Brillian. In its complaint e.Digital asserts that products made by the listed companies infringe four of the Company's U.S. patents covering the use of flash memory technology. These patents are part of e.Digital's Flash-R(TM) patent portfolio. The accused products range from digital cameras and camcorders to voice recorders and mobile phones.

"e.Digital's pioneering inventions in the use and utilization of flash memory in portable electronics products and technologies are embodied in our Flash-R patent portfolio," said William Blakeley, president of e.Digital Corporation. "We consider our intellectual property essential to many current consumer electronics products and of growing importance as the use of flash memory proliferates in these devices."

"e.Digital has innovated and productized several new technologies since 1988 including the genesis of today's Jabra telephony products, the first portable recorder to utilize flash memory, the first portable music device to incorporate voice recognition and multi-Codec/DRM support, and the first dedicated portable inflight entertainment system," added Blakeley. "We consider our intellectual property valuable company assets and we are committed to protecting and enforcing them."

About e.Digital Corporation: e.Digital is a leading innovator of dedicated portable inflight entertainment systems. More than 30 airlines have made dedicated portable systems powered by e.Digital technology their inflight entertainment choice. e.Digital also owns and is pursuing the monetization of its Flash-R(TM) portfolio of flash memory-related patents though Duane Morris LLP, one of the largest 100 law firms in the world. e.Digital was the first company to devise, employ and patent important aspects of the use of removable flash memory in portable recording products. For more information about e.Digital and eVU, please visit: www.edigital.com .

Safe Harbor statement under the Private Securities Litigation Reform of 1995: All statements made in this document, other than statements of historical fact, are forward-looking statements within the meaning of Section 21E of the Securities Exchange Act. You should not place undue reliance on these statements. We base these statements on particular assumptions that we have made in light of our industry experience, the stage of product and market development, expected future developments and other factors that we believe are appropriate under the circumstances. These forward-looking statements are based on the then-current expectations, beliefs, assumptions, estimates and forecasts about the businesses of the Company and the industries and markets in which the Company operates. Actual outcomes and results may differ materially from what is expressed or implied by the forward-looking statements. More information about potential factors that could affect the Company can be found in its most recent Form 10-K, Form 10-Q and other reports and statements filed with the Securities and Exchange Commission ("SEC"). e.Digital Corporation disclaims any intent or obligation to update these or any forward-looking statements, except as otherwise specifically stated by it.

CONTACT: e.Digital Corporation: Robert Putnam (858) 304-3016 ext. 205 Email Contact