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Condensed Statements Of Operations - USD ($)
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Income Statement [Abstract]    
Revenues $ 4,312,178 $ 6,293,002
Cost of revenues 2,239,691 3,165,340
Gross profit 2,072,487 3,127,662
Operating expenses:    
   Research and development 1,247,119 1,053,606
   Sales and marketing 1,006,792 899,880
   General and administrative 773,988 710,472
      Total operating expenses 3,027,899 2,663,958
Operating income (loss) (955,412) 463,704
Interest expense, net (38,008) (45,606)
Other income
Net income (loss) before income taxes (993,420) 418,098
Income tax expense 76,165
Net income (loss) $ (993,420) $ 341,933
Net income (loss) per share:    
     Basic $ (0.12) $ 0.04
     Diluted $ (0.12) $ 0.04
Weighted average shares outstanding:    
     Basic 7,106,746 7,234,163
     Diluted 7,106,746 7,724,357