<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MARCH 31,
2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-START> APR-01-1999
<PERIOD-END> MAR-31-2000
<CASH> 6,864
<SECURITIES> 0
<RECEIVABLES> 1,065
<ALLOWANCES> 55
<INVENTORY> 1,327
<CURRENT-ASSETS> 10,476
<PP&E> 221
<DEPRECIATION> 1,903
<TOTAL-ASSETS> 10,776
<CURRENT-LIABILITIES> 5,232
<BONDS> 0
16,594
9,242
<COMMON> 7,175
<OTHER-SE> (31,354)
<TOTAL-LIABILITY-AND-EQUITY> 10,697
<SALES> 6,528
<TOTAL-REVENUES> 7,057
<CGS> 3,622
<TOTAL-COSTS> 3,807
<OTHER-EXPENSES> 8,259
<LOSS-PROVISION> 50
<INTEREST-EXPENSE> 1,032
<INCOME-PRETAX> (6,041)
<INCOME-TAX> 0
<INCOME-CONTINUING> (6,041)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (6,041)
<EPS-BASIC> (2.63)
<EPS-DILUTED> (2.63)
</TABLE>