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REVENUE (Details Narrative) - USD ($)
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Revenue $ 1,751,000 $ 1,705,000  
Cost of Goods and Services Sold 493,000 $ 495,000  
Other Assets, Current 208,000   $ 229,000
Capitalized Sales Commissions [Member]      
Disaggregation of Revenue [Line Items]      
Other Assets, Current 152,000   138,000
Other Assets 170,000   $ 157,000
Other Revenue Related to Accessories, Repairs and Other Miscellaneous Charges [Member]      
Disaggregation of Revenue [Line Items]      
Revenue 247,000    
Other COGS and Miscellaneous Charges [Member]      
Disaggregation of Revenue [Line Items]      
Cost of Goods and Services Sold 174,000    
Monitoring Services [Member]      
Disaggregation of Revenue [Line Items]      
Cost of Goods and Services Sold $ 77,000