<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEETS AND STATEMENTS OF OPERATIONS FOUND ON PAGES F-3 AND F-4 OF THE COMPANY'S
FORM S-1/A#3, AS FILED ON JULY 24, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C> <C> <C> <C> <C>
<PERIOD-TYPE> YEAR YEAR YEAR 6-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-1997 DEC-31-1998 DEC-31-1999 DEC-31-1999 DEC-31-2000
<PERIOD-START> JAN-01-1997 JAN-01-1998 JAN-01-1999 JAN-01-1999 JAN-01-2000
<PERIOD-END> DEC-31-1997 DEC-31-1998 DEC-31-1999 JUN-30-1999 JUN-30-2000
<CASH> 0 14,423 38,513 6,702 34,308
<SECURITIES> 0 0 0 0 0
<RECEIVABLES> 0 0 1,373 56 6,071
<ALLOWANCES> 0 0 0 0 0
<INVENTORY> 0 0 1,893 0 4,325
<CURRENT-ASSETS> 0 15,223 43,190 7,499 46,558
<PP&E> 0 2,983 3,384 3,641 9,868
<DEPRECIATION> 0 (811) (1,694) (1,248) (2,457)
<TOTAL-ASSETS> 0 26,652 52,951 18,625 60,840
<CURRENT-LIABILITIES> 0 3,319 5,352 4,460 13,645
<BONDS> 0 0 0 0 0
0 4,120 43,100 4,120 43,100
0 0 0 0 0
<COMMON> 0 23 23 23 24
<OTHER-SE> 0 14,185 1,076 7,142 (1,121)
<TOTAL-LIABILITY-AND-EQUITY> 0 26,652 52,951 18,625 60,840
<SALES> 0 0 3,053 296 14,401
<TOTAL-REVENUES> 0 0 3,053 296 14,401
<CGS> 0 0 2,811 716 8,531
<TOTAL-COSTS> 0 0 2,811 716 8,531
<OTHER-EXPENSES> 2,077 10,152 15,019 7,113 18,250
<LOSS-PROVISION> 0 0 0 0 0
<INTEREST-EXPENSE> 0 0 0 0 103
<INCOME-PRETAX> (3,906) (9,296) (13,708) (7,257) (11,474)
<INCOME-TAX> 0 0 0 0 0
<INCOME-CONTINUING> (1,268) (9,296) (13,708) (7,257) (11,474)
<DISCONTINUED> (2,638) 0 0 0 0
<EXTRAORDINARY> 0 0 0 0 0
<CHANGES> 0 0 0 0 0
<NET-INCOME> (3,906) (9,296) (13,708) (7,257) (11,474)
<EPS-BASIC> (0.17) (0.40) (0.59) (0.31) (0.49)
<EPS-DILUTED> (0.17) (0.40) (0.59) (0.31) (0.49)
</TABLE>