<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 3-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-2000
<PERIOD-START> APR-01-2000 JAN-01-2000
<PERIOD-END> JUN-30-2000 JUN-30-2000
<CASH> 73,988 73,988
<SECURITIES> 0 0
<RECEIVABLES> 6,241 6,241
<ALLOWANCES> 2,715 2,715
<INVENTORY> 5,649 5,649
<CURRENT-ASSETS> 84,570 84,570
<PP&E> 11,585 11,585
<DEPRECIATION> 5,718 5,718
<TOTAL-ASSETS> 91,492 91,492
<CURRENT-LIABILITIES> 12,558 12,558
<BONDS> 0 0
0 0
0 0
<COMMON> 20 20
<OTHER-SE> 133,635 133,635
<TOTAL-LIABILITY-AND-EQUITY> 91,492 91,492
<SALES> 14,059 26,275
<TOTAL-REVENUES> 14,059 26,275
<CGS> 5,703 10,718
<TOTAL-COSTS> 12,297 23,203
<OTHER-EXPENSES> (969) (1,424)
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 15 34
<INCOME-PRETAX> 2,716 4,462
<INCOME-TAX> 0 0
<INCOME-CONTINUING> 2,716 4,462
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 2,716 4,462
<EPS-BASIC> 0.14 0.23
<EPS-DILUTED> 0.12 0.21
</TABLE>