<ARTICLE> 5 <LEGEND> WIRELESS TELECOM GROUP, INC. EXHIBIT 27 FINANCIAL DATA SCHEDULE ARTICLE 5 OF REGULATION S-X The schedule contains summary financial information extracted from the consolidated financial statements for the six months ended June 30, 2000 and is qualified in its entirety by reference to such statements. </LEGEND> <CIK> 0000878828 <NAME> WIRELESS TELECOM GROUP, INC. <MULTIPLIER> 1 <CURRENCY> USD <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <EXCHANGE-RATE> 1 <CASH> 22,324,337 <SECURITIES> 0 <RECEIVABLES> 1,493,131 <ALLOWANCES> 55,637 <INVENTORY> 1,809,435 <CURRENT-ASSETS> 26,382,843 <PP&E> 1,969,077 <DEPRECIATION> 1,294,956 <TOTAL-ASSETS> 34,135,359 <CURRENT-LIABILITIES> 863,784 <BONDS> 3,331,264 <PREFERRED-MANDATORY> 178,409 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 29,555,292 <TOTAL-LIABILITY-AND-EQUITY> 34,135,359 <SALES> 4,436,886 <TOTAL-REVENUES> 4,436,886 <CGS> 1,340,101 <TOTAL-COSTS> 1,340,101 <OTHER-EXPENSES> 2,444,863 <LOSS-PROVISION> 10,956 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,407,030 <INCOME-TAX> 549,542 <INCOME-CONTINUING> 857,488 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 857,488 <EPS-BASIC> 0.05 <EPS-DILUTED> 0.05