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Condensed Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Revenues	$ 4,136,593	$ 5,475,475	$ 12,309,979	$ 16,903,173
Cost of revenues	1,959,956	2,429,036	5,937,026	7,834,378
Gross profit	2,176,637	3,046,439	6,372,953	9,068,795
Operating expenses:
Research and development	884,497	873,830	2,748,310	2,529,210
Sales and marketing	738,804	737,276	2,210,499	2,238,081
General and administrative	584,256	659,575	1,874,069	1,949,673
Total operating expenses	2,207,557	2,270,681	6,832,878	6,716,964
Operating income (loss)	(30,920)	775,758	(459,925)	2,351,831
Interest expense, net	(31,919)	(20,892)	(99,819)	(81,246)
Net income (loss) before income taxes	(62,839)	754,866	(559,744)	2,270,585
Income tax benefit (expense)	17,582	(340,765)	151,216	(980,754)
Net income (loss)	$ (45,257)	$ 414,101	$ (408,528)	$ 1,289,831
Net income (loss) per share:
Basic	$ (0.01)	$ 0.07	$ (0.07)	$ 0.21
Diluted	$ (0.01)	$ 0.06	$ (0.07)	$ 0.19
Weighted average shares outstanding:
Basic	5,883,109	6,261,460	6,166,017	6,047,869
Diluted	5,883,109	7,129,633	6,166,017	6,936,210

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