<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM 10-QSB
FOR THE PERIOD ENDED OCTOBER 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-2001
<PERIOD-START> MAY-01-2000
<PERIOD-END> OCT-31-2000
<CASH> 1,082
<SECURITIES> 0
<RECEIVABLES> 945
<ALLOWANCES> 308
<INVENTORY> 280
<CURRENT-ASSETS> 3,026
<PP&E> 996
<DEPRECIATION> 490
<TOTAL-ASSETS> 7,033
<CURRENT-LIABILITIES> 1,301
<BONDS> 0
0
1,770
<COMMON> 7,999
<OTHER-SE> (112)
<TOTAL-LIABILITY-AND-EQUITY> 7,033
<SALES> 3,991
<TOTAL-REVENUES> 3,991
<CGS> 3,072
<TOTAL-COSTS> 3,696
<OTHER-EXPENSES> (219)
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 26
<INCOME-PRETAX> (2,583)
<INCOME-TAX> 0
<INCOME-CONTINUING> (2,583)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (2,583)
<EPS-BASIC> (0.33)
<EPS-DILUTED> (0.33)
</TABLE>