<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR <FISCAL-YEAR-END> MAR-31-1998 MAR-31-1997 <PERIOD-START> APR-01-1997 APR-01-1996 <PERIOD-END> MAR-31-1998 MAR-31-1997 <CASH> 2,479 4,806 <SECURITIES> 0 0 <RECEIVABLES> 3,815 3,693 <ALLOWANCES> 617 588 <INVENTORY> 634 1,275 <CURRENT-ASSETS> 6,776 10,355 <PP&E> 7,003 5,994 <DEPRECIATION> 4,237 2,840 <TOTAL-ASSETS> 12,630 15,889 <CURRENT-LIABILITIES> 5,612 4,092 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 1,500 0 <COMMON> 15,204 13,840 <OTHER-SE> (11,286) (5,410) <TOTAL-LIABILITY-AND-EQUITY> 5,418 8,430 <SALES> 19,811 15,911 <TOTAL-REVENUES> 19,811 15,911 <CGS> 10,209 7,432 <TOTAL-COSTS> 14,897 13,574 <OTHER-EXPENSES> 0 0 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 651 96 <INCOME-PRETAX> (5,876) (5,191) <INCOME-TAX> 0 0 <INCOME-CONTINUING> (5,876) (5,191) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (5,876) (5,191) <EPS-PRIMARY> (0.76) (0.69) <EPS-DILUTED> 0 0