Exhibit 32.1 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 Quarterly Report of Wireless Telecom Group, Inc. (the "Company") on Form 10-Q for the quarter ending September 30, 2006 as filed with the Securities and Exchange Commission on the date hereof (the "Periodic Report"), I, James M. Johnson, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Periodic Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) The information contained in the Periodic Report fairly presents, in all material respects, the financial condition and result of operations of the Company. /s/ James M. Johnson -------------------- James M. Johnson Chief Executive Officer November 10, 2006 The foregoing certification is being furnished solely pursuant to 18 U.S.C. Section 1350 and is not being filed as part of the Report or as a separate disclosure document.
