Exhibit 99.1

                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
      as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the Form 10-Q of Koss Corporation (the "Company") for the
quarter ended March 31, 2003, as filed with the Securities and Exchange
Commission on the date hereof (the "Report"), I, Michael J. Koss, Chief
Executive Officer and Chief Financial Officer of the Company, certify to my
knowledge, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section
906 of the Sarbanes-Oxley Act of 2002, that the Report fully complies with the
requirements of Section 13(a) or Section 15(d) of the Securities Exchange Act of
1934, as amended, and the information contained in the Report fairly presents,
in all material respects, the financial condition and results of operations of
the Company.


                                                /s/ Michael J. Koss
                                                --------------------------------
                                                Michael J. Koss
                                                Chief Executive Officer and
                                                Chief Financial Officer
                                                Date:  May 8, 2003


Note: This certification accompanies the Report pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002 and shall not be deemed filed, except to the extent
required by the Sarbanes-Oxley Act of 2002, by the Company for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended.