<ARTICLE> 5

                                                                                            
<PERIOD-TYPE>                   YEAR                   YEAR                   YEAR                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1997             DEC-31-1998             DEC-31-1999
<PERIOD-START>                             JAN-01-1996             JAN-01-1997             JAN-01-1998             JAN-01-1999
<PERIOD-END>                               DEC-31-1996             DEC-31-1997             DEC-31-1998             JUN-30-1999
<CASH>                                               0                       0               2,504,351                       0
<SECURITIES>                                         0                       0                       0                       0
<RECEIVABLES>                                        0               1,088,416                 633,808               2,486,545
<ALLOWANCES>                                         0                 127,613                 169,594                 522,645
<INVENTORY>                                          0               1,097,029               1,387,171               1,698,386
<CURRENT-ASSETS>                                     0               2,119,781               4,458,387               3,696,881
<PP&E>                                               0                 294,357               1,151,972               1,376,494
<DEPRECIATION>                                       0                  63,646                 154,816                 132,628
<TOTAL-ASSETS>                                       0               2,384,335               5,535,678               5,138,110
<CURRENT-LIABILITIES>                                0               1,963,222               1,011,868               3,739,680
<BONDS>                                              0                       0                       0                       0
<PREFERRED-MANDATORY>                                0               1,679,887               7,889,536               8,216,401
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                             0                  94,168                 103,580                 107,818
<OTHER-SE>                                           0              (1,408,307)             (3,528,405)             (7,603,775)
<TOTAL-LIABILITY-AND-EQUITY>                         0               2,384,335               5,535,678               5,138,110
<SALES>                                      4,508,364               7,421,631              12,318,092               7,717,742
<TOTAL-REVENUES>                             4,508,364               8,087,347              12,820,096               7,717,742
<CGS>                                        2,976,722               5,320,218               8,602,057               5,013,078
<TOTAL-COSTS>                                2,976,722               5,320,218               8,602,057               5,013,078
<OTHER-EXPENSES>                             1,588,213               3,674,232               6,060,356               6,322,583
<LOSS-PROVISION>                                   679                 226,823                 356,769                 312,446
<INTEREST-EXPENSE>                              10,845                   2,931                  90,144                  28,683
<INCOME-PRETAX>                                (44,684)               (886,051)             (1,886,218)             (3,828,737)
<INCOME-TAX>                                         0                       0                       0                       0
<INCOME-CONTINUING>                            (44,684)               (886,051)             (1,886,218)             (3,828,737)
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                   (44,684)               (886,051)             (1,886,218)             (3,828,737)
<EPS-BASIC>                                    (0.13)                  (1.11)                  (2.13)                  (3.93)
<EPS-DILUTED>                                    (0.13)                  (1.11)                  (2.13)                  (3.93)