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SEGMENT AND GEOGRAPHIC INFORMATION (Tables)
12 Months Ended
Dec. 31, 2017
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment
   

Year Ended

December 31,

2017

   

Year Ended

December 31,

2016

 
United States   $ 4,344,000     $ 5,045,000  
North America (not domestic)     102,000       129,000  
Europe     127,000       141,000  
Asia/Pacific Rim     30,000       51,000  
South America     309,000       242,000  
Africa     2,000       1,000  
    $ 4,914,000     $ 5,609,000