EXHIBIT 23.2

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration
Statement of Input/Output, Inc. on Form S-8 of our report dated November 17,
2003 relating to the consolidated financial statements of GX Technology
Corporation for the year ended June 30, 2003, appearing in the Form 8-K of
Input/Output, Inc. filed on May 11, 2004.

/s/ Deloitte & Touche LLP

Houston, Texas
July 28, 2004