
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
       
<S>                                        <C>
<PERIOD-TYPE>                              6-MOS
<FISCAL-YEAR-END>                          APR-30-1997
<PERIOD-START>                             MAY-01-1996
<PERIOD-END>                               OCT-31-1996
<CASH>                                          49,096
<SECURITIES>                                         0
<RECEIVABLES>                                2,477,271
<ALLOWANCES>                                         0
<INVENTORY>                                    927,193
<CURRENT-ASSETS>                             3,527,956
<PP&E>                                         447,977
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                               5,524,835
<CURRENT-LIABILITIES>                        3,138,670
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                    903,085
<COMMON>                                     4,224,512
<OTHER-SE>                                  (3,998,617)
<TOTAL-LIABILITY-AND-EQUITY>                 5,524,835
<SALES>                                      7,478,150
<TOTAL-REVENUES>                             7,706,094
<CGS>                                        5,068,866
<TOTAL-COSTS>                                5,096,359
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                56,987
<INTEREST-EXPENSE>                             154,688
<INCOME-PRETAX>                                 82,080
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             82,080
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    82,080
<EPS-PRIMARY>                                      .04
<EPS-DILUTED>                                      .04
        

</TABLE>
