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NOTE 1 - FINANCIAL STATEMENT PREPARATION (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues	$ 6,015	$ 4,785
Change in revenue	25.70%
Equipment
Revenues	$ 3,347	2,587
Change in revenue	29.40%
Adapter
Revenues	$ 1,908	1,345
Change in revenue	41.90%
Software and Maintenance
Revenues	$ 760	$ 853
Change in revenue	(10.90%)

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