<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE COMBINED
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<CURRENCY> US DOLLARS
       
<PERIOD-TYPE>                                     YEAR                    YEAR                    YEAR
<FISCAL-YEAR-END>                          DEC-31-1994             DEC-31-1995             DEC-31-1996
<PERIOD-START>                             JAN-01-1994             JAN-01-1995             JAN-01-1996
<PERIOD-END>                               DEC-31-1994             DEC-31-1995             DEC-31-1996
                                                                                       
<EXCHANGE-RATE>                                      1                       1                       1
<CASH>                                               0                   5,959                   9,849
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                        0                   9,534                  12,347
<ALLOWANCES>                                         0                     331                     487
<INVENTORY>                                          0                   3,027                   2,442
<CURRENT-ASSETS>                                     0                  18,531                  24,321
<PP&E>                                               0                   5,762                   7,180
<DEPRECIATION>                                       0                   3,423                   4,456
<TOTAL-ASSETS>                                       0                  20,928                  27,069
<CURRENT-LIABILITIES>                                0                  11,627                  16,197
<BONDS>                                              0                   3,000                   2,625
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                             0                      49                      49
<OTHER-SE>                                           0                      25                      55
<TOTAL-LIABILITY-AND-EQUITY>                         0                  20,928                  27,069
<SALES>                                         18,186                  24,620                  32,077
<TOTAL-REVENUES>                                27,156                  35,282                  47,540
<CGS>                                            6,310                   8,730                  11,494
<TOTAL-COSTS>                                    9,564                  14,012                  18,357
<OTHER-EXPENSES>                                14,992                  16,609                  21,835
<LOSS-PROVISION>                                   146                     117                     260
<INTEREST-EXPENSE>                                 271                     297                     273
<INCOME-PRETAX>                                  2,646                   4,749                   7,609
<INCOME-TAX>                                       (26)                      0                       0
<INCOME-CONTINUING>                              2,672                   4,749                   7,609
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     1,508                   2,955                   4,782
<EPS-PRIMARY>                                        0                       0                     .42
<EPS-DILUTED>                                        0                       0                     .42