<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> MAR-31-2000 <PERIOD-START> APR-01-1999 <PERIOD-END> SEP-30-1999 <CASH> 1,060,294 <SECURITIES> 0 <RECEIVABLES> 11,982,197 <ALLOWANCES> (384,000) <INVENTORY> 12,340,543 <CURRENT-ASSETS> 28,104,908 <PP&E> 14,026,623 <DEPRECIATION> 7,481,800 <TOTAL-ASSETS> 36,413,342 <CURRENT-LIABILITIES> 13,036,926 <BONDS> 3,258,124 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 90,562 <OTHER-SE> 19,936,767 <TOTAL-LIABILITY-AND-EQUITY> 36,413,342 <SALES> 39,228,479 <TOTAL-REVENUES> 39,228,479 <CGS> 17,499,631 <TOTAL-COSTS> 17,499,631 <OTHER-EXPENSES> 20,502,170 <LOSS-PROVISION> 60,000 <INTEREST-EXPENSE> 285,321 <INCOME-PRETAX> 989,426 <INCOME-TAX> 311,488 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 677,938 <EPS-BASIC> 0.08 <EPS-DILUTED> 0.07