<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND CONSOLIDATED STATEMENTS OF INCOME AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> JUL-31-2000
<PERIOD-START> AUG-01-1999
<PERIOD-END> JUL-31-2000
<CASH> 14,066
<SECURITIES> 0
<RECEIVABLES> 13,833
<ALLOWANCES> 421
<INVENTORY> 8,926
<CURRENT-ASSETS> 39,098
<PP&E> 5,074
<DEPRECIATION> 4,813
<TOTAL-ASSETS> 43,217
<CURRENT-LIABILITIES> 11,906
<BONDS> 0
0
0
<COMMON> 9
<OTHER-SE> 30,360
<TOTAL-LIABILITY-AND-EQUITY> 43,217
<SALES> 55,201
<TOTAL-REVENUES> 55,201
<CGS> 42,891
<TOTAL-COSTS> 42,891
<OTHER-EXPENSES> 12,163
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 32
<INCOME-PRETAX> (1,983)
<INCOME-TAX> 0
<INCOME-CONTINUING> (1,983)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (1,983)
<EPS-BASIC> (.39)
<EPS-DILUTED> (.39)
</TABLE>