<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED BALANCE SHEET OF AIRSPAN AT JULY 2, 2000 AND JULY 3, 1999 AND THE
UNAUDITED CONSOLIDATED STATEMENT OF INCOME FOR THE SIX MONTH PERIOD ENDED
JULY 2, 2000 AND FOR THE SIX MONTH PERIOD ENDED JULY 3, 1999
</LEGEND>
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> 6-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-1999
<PERIOD-START> JAN-01-2000 JAN-01-1999
<PERIOD-END> JUL-02-2000 JUL-03-1999
<CASH> 48,804 27,568
<SECURITIES> 0 0
<RECEIVABLES> 10,643 3,212
<ALLOWANCES> 1,411 578
<INVENTORY> 6,493 5,292
<CURRENT-ASSETS> 71,494 41,558
<PP&E> 11,846 9,235
<DEPRECIATION> 5,157 2,915
<TOTAL-ASSETS> 79,604 50,920
<CURRENT-LIABILITIES> 12,923 6,401
<BONDS> 0 0
0 0
807 585
<COMMON> 41 31
<OTHER-SE> 47,788 22,388
<TOTAL-LIABILITY-AND-EQUITY> 79,604 50,919
<SALES> 12,523 3,395
<TOTAL-REVENUES> 12,523 3,395
<CGS> 7,999 1,998
<TOTAL-COSTS> 7,999 1,998
<OTHER-EXPENSES> 19,595 15,003
<LOSS-PROVISION> 160 0
<INTEREST-EXPENSE> 872 685
<INCOME-PRETAX> (14,082) (13,428)
<INCOME-TAX> 16 40
<INCOME-CONTINUING> (14,098) (13,468)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> (14,098) (13,468)
<EPS-BASIC> (12.70) (17.83)
<EPS-DILUTED> (12.70) (17.83)
</TABLE>