<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-END> MAR-31-2000
<CASH> 9,746,244
<SECURITIES> 0
<RECEIVABLES> 6,623,053
<ALLOWANCES> (441,208)
<INVENTORY> 7,613,256
<CURRENT-ASSETS> 26,073,905
<PP&E> 4,585,628<F1>
<DEPRECIATION> 0
<TOTAL-ASSETS> 46,320,945
<CURRENT-LIABILITIES> 4,047,720
<BONDS> 0
0
0
<COMMON> 136,654
<OTHER-SE> 36,475,264
<TOTAL-LIABILITY-AND-EQUITY> 46,320,945
<SALES> 0
<TOTAL-REVENUES> 12,100,834
<CGS> 0
<TOTAL-COSTS> 7,887,163
<OTHER-EXPENSES> 8,640,284
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (5,008,591)
<INCOME-TAX> 0
<INCOME-CONTINUING> (5,008,591)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (5,008,591)
<EPS-BASIC> (0.70)<F2>
<EPS-DILUTED> (0.70)<F2>
<FN>
<F1>PP&E IS SHOWN NET OF ACCUMULATED DEPRECIATION AS REPORTED WITHIN THE QUARTERLY
REPORT ON FORM 10-Q ON THE BALANCE SHEET
<F2>IN ACCORDANCE WITH SFAS NO. 128 "EARNINGS PER SHARE - BASIC" IS REPORTED AS THE
VALUE OF (EPS-PRIMARY) TAG AND "EARNINGS PER SHARE - DILUTED" IS REPORTED AS
THE VALUE FOR (EPS-DILUTED) TAG
</FN>
</TABLE>