
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
       
<S>                                        <C>
<PERIOD-TYPE>                                   12-MOS
<FISCAL-YEAR-END>                          APR-30-1996
<PERIOD-START>                             MAY-01-1995
<PERIOD-END>                               APR-30-1996
<CASH>                                         103,748
<SECURITIES>                                         0
<RECEIVABLES>                                1,887,393
<ALLOWANCES>                                         0
<INVENTORY>                                    807,884
<CURRENT-ASSETS>                             2,832,094
<PP&E>                                         495,305
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                               4,740,722
<CURRENT-LIABILITIES>                        2,625,720
<BONDS>                                         62,600
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                    506,767
<COMMON>                                     4,141,012
<OTHER-SE>                                 (4,080,405)
<TOTAL-LIABILITY-AND-EQUITY>                 4,740,722
<SALES>                                     12,116,030
<TOTAL-REVENUES>                            12,556,316
<CGS>                                        8,596,110
<TOTAL-COSTS>                                8,603,224
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                               287,830
<INTEREST-EXPENSE>                             279,268
<INCOME-PRETAX>                            (1,179,736)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                        (1,179,736)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                               (1,179,736)
<EPS-PRIMARY>                                    (.81)
<EPS-DILUTED>                                    (.81)
        

</TABLE>
