<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> MAY-31-2001
<PERIOD-START> JUN-01-2000
<PERIOD-END> AUG-31-2000
<CASH> 110,694,000
<SECURITIES> 0
<RECEIVABLES> 851,000
<ALLOWANCES> 0
<INVENTORY> 1,364,000
<CURRENT-ASSETS> 114,090,000
<PP&E> 3,095,000
<DEPRECIATION> 0
<TOTAL-ASSETS> 116,771,000
<CURRENT-LIABILITIES> 3,183,000
<BONDS> 0
0
0
<COMMON> 53,000
<OTHER-SE> 111,300,000
<TOTAL-LIABILITY-AND-EQUITY> 116,771,000
<SALES> 1,214,000
<TOTAL-REVENUES> 1,214,000
<CGS> 1,522,000
<TOTAL-COSTS> 5,697,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (4,004,000)
<INCOME-TAX> 0
<INCOME-CONTINUING> (4,004,000)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (4,004,000)
<EPS-BASIC> (0.10)
<EPS-DILUTED> (0.10)
</TABLE>