EXHIBIT 16.1 January 21, 2005 Securities and Exchange Commission 450 Fifth Street, N.W. Washington, DC 20549 Gentlemen: We have read Item 4.01(a) of Form 8-K dated January 17, 2005 of Lantronix, Inc. and are in agreement with the statements contained in paragraphs 1, 3, 4 and 6 therein. In addition, we have no basis to agree or disagree with other statements of the registrant contained in paragraphs 2 and 5 of the Item 4.01(a) of the above referenced filing. Sincerely, /s/ Ernst & Young LLP -------------------------