<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED JUNE 30, 2000 FINANCIAL STATEMENT AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 786,401
<SECURITIES> 6,458,402
<RECEIVABLES> 566,073
<ALLOWANCES> 27,937
<INVENTORY> 571,915
<CURRENT-ASSETS> 8,503,811
<PP&E> 1,784,839
<DEPRECIATION> 985,896
<TOTAL-ASSETS> 9,745,505
<CURRENT-LIABILITIES> 1,253,727
<BONDS> 0
0
0
<COMMON> 14,656
<OTHER-SE> 9,730,849
<TOTAL-LIABILITY-AND-EQUITY> 9,745,505
<SALES> 870,484
<TOTAL-REVENUES> 870,484
<CGS> 890,228
<TOTAL-COSTS> 890,228
<OTHER-EXPENSES> 3,955,746
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (3,975,490)
<INCOME-TAX> 0
<INCOME-CONTINUING> (3,975,490)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (3,975,490)
<EPS-BASIC> (0.27)
<EPS-DILUTED> (0.27)
</TABLE>