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SEGMENT AND GEOGRAPHIC INFORMATION (Tables)
12 Months Ended
Dec. 31, 2019
Segment Reporting [Abstract]  
Schedule of segment reporting information, by segment
   

Year Ended

December 31,

2019

   

Year Ended

December 31,

2018

 
United States   $ 3,189,000     $ 3,411,000  
North America (not domestic)     11,000       56,000  
Europe     108,000       133,000  
Asia/Pacific Rim     13,000       25,000  
South America     344,000       246,000  
Africa     0       1,000  
    $ 3,655,000     $ 3,872,000