<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEET AND CONDENSED CONSOLIDATED
STATEMENT OF OPERATIONS AS OF AND FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1997,
THE SIX MONTHS ENDED JUNE 30, 1997 AND THE 3 MONTHS ENDED MARCH 31, 1997 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH QUARTERLY REPORTS ON FORM 10-Q.
</LEGEND>
<RESTATED>
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   9-MOS                   6-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               SEP-30-1997             JUN-30-1997             MAR-31-1997
<CASH>                                          11,737                  16,401                   4,610
<SECURITIES>                                     6,499                   7,022                       0
<RECEIVABLES>                                    2,558                   6,714                   6,680
<ALLOWANCES>                                       770                     748                     833
<INVENTORY>                                      4,812                   1,449                     940
<CURRENT-ASSETS>                                25,135                  30,183                  11,432
<PP&E>                                           1,453                   1,219                     991
<DEPRECIATION>                                     643                     520                     436
<TOTAL-ASSETS>                                  27,940                  31,878                  12,416
<CURRENT-LIABILITIES>                            2,890                   5,941                   5,884
<BONDS>                                            528                     314                       0
<PREFERRED-MANDATORY>                                0                       0                   8,930
<PREFERRED>                                          0                       0                       0
<COMMON>                                             8                       8                       1
<OTHER-SE>                                      24,514                  25,615                 (4,251)
<TOTAL-LIABILITY-AND-EQUITY>                    27,940                  31,878                  12,416
<SALES>                                         25,971                  21,806                  11,832
<TOTAL-REVENUES>                                25,971                  21,806                  11,832
<CGS>                                           17,563                  14,267                   7,584
<TOTAL-COSTS>                                    8,643                   5,878                   7,584
<OTHER-EXPENSES>                                     0                       0                   3,041
<LOSS-PROVISION>                                     0                       0                     338
<INTEREST-EXPENSE>                                   0                       0                      38
<INCOME-PRETAX>                                  (274)                   1,885                   1,204
<INCOME-TAX>                                        78                     526                     370
<INCOME-CONTINUING>                              (196)                   1,359                     834
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     (196)                   1,359                     384
<EPS-PRIMARY>                                   (0.14)<F1>                0.08<F1>                0.67<F1>
<EPS-DILUTED>                                   (0.14)<F1>                0.06<F1>                0.13<F1>
<FN>
<F1>EPS-PRIMARY AND EPS-DILUTED HAS BEEN RESTATED AS REQUIRED BY THE COMPANY'S
ADOPTION OF STATEMENT OF FINANCIAL ACCOUNTING STANDARD NO. 128.
</FN>
        

</TABLE>