| Schedule of Segment Information | 
 
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Electronics &  | 
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Services &  | 
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Intersegment  | 
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Software  | 
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Support  | 
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Other  | 
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Eliminations  | 
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Total  | 
 
Three Months Ended June 30, 2021  | 
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Sales  | 
$  | 
 9,307,000  | 
   | 
$  | 
 1,833,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (143,000)  | 
   | 
$  | 
 10,997,000  | 
 
Cost of sales  | 
   | 
 5,204,000  | 
   | 
   | 
 1,185,000  | 
   | 
   | 
 —  | 
   | 
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 —  | 
   | 
   | 
 6,389,000  | 
 
Gross profit  | 
   | 
 4,103,000  | 
   | 
   | 
 648,000  | 
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   | 
 —  | 
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 (143,000)  | 
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   | 
 4,608,000  | 
 
Selling, general and  | 
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  administrative expenses  | 
   | 
 3,592,000  | 
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 878,000  | 
   | 
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 663,000  | 
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 (143,000)  | 
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   | 
 4,990,000  | 
 
Transaction costs  | 
   | 
 —  | 
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 —  | 
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 1,279,000  | 
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   | 
 —  | 
   | 
   | 
 1,279,000  | 
 
Operating income (loss)  | 
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 511,000  | 
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 (230,000)  | 
   | 
   | 
 (1,942,000)  | 
   | 
   | 
 —  | 
   | 
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 (1,661,000)  | 
 
Other (expense) income  | 
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 (38,000)  | 
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 16,000  | 
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 (257,000)  | 
   | 
   | 
 —  | 
   | 
   | 
 (279,000)  | 
 
Income (loss) before income tax  | 
$  | 
 473,000  | 
   | 
$  | 
 (214,000)  | 
   | 
$  | 
 (2,199,000)  | 
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$  | 
 —  | 
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$  | 
 (1,940,000)  | 
 
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Depreciation and amortization  | 
$  | 
 68,000  | 
   | 
$  | 
 139,000  | 
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$  | 
 38,000  | 
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$  | 
 —  | 
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$  | 
 245,000  | 
 
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Capital expenditures  | 
$  | 
 —  | 
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$  | 
 1,000  | 
   | 
$  | 
 —  | 
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$  | 
 —  | 
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$  | 
 1,000  | 
 
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Assets  | 
$  | 
 14,819,000  | 
   | 
$  | 
 7,624,000  | 
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$  | 
 29,581,000  | 
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$  | 
 (27,000)  | 
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$  | 
 51,997,000  | 
 
  
  
  
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   | 
Electronics &  | 
   | 
Services &  | 
   | 
   | 
   | 
   | 
Intersegment  | 
   | 
   | 
 
   | 
Software  | 
   | 
Support  | 
   | 
Other  | 
   | 
Eliminations  | 
   | 
Total  | 
 
Three Months Ended June 30, 2020  | 
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Sales  | 
$  | 
 8,287,000  | 
   | 
$  | 
 1,525,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (184,000)  | 
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$  | 
 9,628,000  | 
 
Cost of sales  | 
   | 
 5,192,000  | 
   | 
   | 
 982,000  | 
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   | 
 —  | 
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 (26,000)  | 
   | 
   | 
 6,148,000  | 
 
Gross profit  | 
   | 
 3,095,000  | 
   | 
   | 
 543,000  | 
   | 
   | 
 —  | 
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 (158,000)  | 
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   | 
 3,480,000  | 
 
Selling, general and  | 
   | 
   | 
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   | 
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   | 
   | 
   | 
   | 
   | 
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  administrative expenses  | 
   | 
 3,638,000  | 
   | 
   | 
 483,000  | 
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 769,000  | 
   | 
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 (158,000)  | 
   | 
   | 
 4,732,000  | 
 
Transaction costs  | 
   | 
 —  | 
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 —  | 
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 394,000  | 
   | 
   | 
 —  | 
   | 
   | 
 394,000  | 
 
Operating (loss) income  | 
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 (543,000)  | 
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   | 
 60,000  | 
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 (1,163,000)  | 
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   | 
 —  | 
   | 
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 (1,646,000)  | 
 
Other income  | 
   | 
 3,000  | 
   | 
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 —  | 
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 276,000  | 
   | 
   | 
 —  | 
   | 
   | 
 279,000  | 
 
(Loss) income before income tax  | 
$  | 
 (540,000)  | 
   | 
$  | 
 60,000  | 
   | 
$  | 
 (887,000)  | 
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$  | 
 —  | 
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$  | 
 (1,367,000)  | 
 
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Depreciation and amortization  | 
$  | 
 76,000  | 
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$  | 
 19,000  | 
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$  | 
 123,000  | 
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$  | 
 —  | 
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$  | 
 218,000  | 
 
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Capital expenditures  | 
$  | 
 24,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 8,000  | 
   | 
$  | 
 —  | 
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$  | 
 32,000  | 
 
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Assets  | 
$  | 
 16,825,000  | 
   | 
$  | 
 6,569,000  | 
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$  | 
 33,984,000  | 
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$  | 
 (27,000)  | 
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$  | 
 57,351,000  | 
 
  
  
  
  
  
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   | 
Electronics &  | 
   | 
Services &  | 
   | 
   | 
   | 
   | 
Intersegment  | 
   | 
   | 
 
   | 
Software  | 
   | 
Support  | 
   | 
Other  | 
   | 
Eliminations  | 
   | 
Total  | 
 
Six Months Ended June 30, 2021  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
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   | 
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   | 
   | 
   | 
 
Sales  | 
$  | 
 17,671,000  | 
   | 
$  | 
 3,772,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (287,000)  | 
   | 
$  | 
 21,156,000  | 
 
Cost of sales  | 
   | 
 9,985,000  | 
   | 
   | 
 2,347,000  | 
   | 
   | 
 —  | 
   | 
   | 
 —  | 
   | 
   | 
 12,332,000  | 
 
Gross profit  | 
   | 
 7,686,000  | 
   | 
   | 
 1,425,000  | 
   | 
   | 
 —  | 
   | 
   | 
 (287,000)  | 
   | 
   | 
 8,824,000  | 
 
Selling, general and  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
  administrative expenses  | 
   | 
 7,200,000  | 
   | 
   | 
 1,857,000  | 
   | 
   | 
 1,391,000  | 
   | 
   | 
 (287,000)  | 
   | 
   | 
 10,161,000  | 
 
Transaction costs  | 
   | 
 —  | 
   | 
   | 
 —  | 
   | 
   | 
 2,471,000  | 
   | 
   | 
 —  | 
   | 
   | 
 2,471,000  | 
 
Operating income (loss)  | 
   | 
 486,000  | 
   | 
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 (432,000)  | 
   | 
   | 
 (3,862,000)  | 
   | 
   | 
 —  | 
   | 
   | 
 (3,808,000)  | 
 
Other (expense) income  | 
   | 
 (57,000)  | 
   | 
   | 
 16,000  | 
   | 
   | 
 (251,000)  | 
   | 
   | 
 —  | 
   | 
   | 
 (292,000)  | 
 
Income (loss) before income tax  | 
$  | 
 429,000  | 
   | 
$  | 
 (416,000)  | 
   | 
$  | 
 (4,113,000)  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (4,100,000)  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Depreciation and amortization  | 
$  | 
 135,000  | 
   | 
$  | 
 293,000  | 
   | 
$  | 
 77,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 505,000  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Capital expenditures  | 
$  | 
 4,000  | 
   | 
$  | 
 6,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 —  | 
   | 
$  | 
 10,000  | 
 
  
  
  
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   | 
Electronics &  | 
   | 
Services &  | 
   | 
   | 
   | 
   | 
Intersegment  | 
   | 
   | 
   | 
 
   | 
Software  | 
   | 
Support  | 
   | 
Other  | 
   | 
Eliminations  | 
   | 
Total  | 
 
Six Months Ended June 30, 2020  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
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   | 
   | 
   | 
 
Sales  | 
$  | 
 16,823,000  | 
   | 
$  | 
 2,352,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (384,000)  | 
   | 
$  | 
 18,791,000  | 
 
Cost of sales  | 
   | 
 9,999,000  | 
   | 
   | 
 1,602,000  | 
   | 
   | 
 —  | 
   | 
   | 
 (27,000)  | 
   | 
   | 
 11,574,000  | 
 
Gross profit  | 
   | 
 6,824,000  | 
   | 
   | 
 750,000  | 
   | 
   | 
 —  | 
   | 
   | 
 (357,000)  | 
   | 
   | 
 7,217,000  | 
 
Selling, general and  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
  administrative expenses  | 
   | 
 7,535,000  | 
   | 
   | 
 811,000  | 
   | 
   | 
 1,683,000  | 
   | 
   | 
 (357,000)  | 
   | 
   | 
 9,672,000  | 
 
Transaction costs  | 
   | 
 —  | 
   | 
   | 
 —  | 
   | 
   | 
 415,000  | 
   | 
   | 
 —  | 
   | 
   | 
 415,000  | 
 
Operating loss  | 
   | 
 (711,000)  | 
   | 
   | 
 (61,000)  | 
   | 
   | 
 (2,098,000)  | 
   | 
   | 
 —  | 
   | 
   | 
 (2,870,000)  | 
 
Other income (expense)  | 
   | 
 17,000  | 
   | 
   | 
 —  | 
   | 
   | 
 673,000  | 
   | 
   | 
 —  | 
   | 
   | 
 690,000  | 
 
Loss before income tax  | 
$  | 
 (694,000)  | 
   | 
$  | 
 (61,000)  | 
   | 
$  | 
 (1,425,000)  | 
   | 
$  | 
 —  | 
   | 
$  | 
 (2,180,000)  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Depreciation and amortization  | 
$  | 
 147,000  | 
   | 
$  | 
 32,000  | 
   | 
$  | 
 251,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 430,000  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Capital expenditures  | 
$  | 
 68,000  | 
   | 
$  | 
 1,000  | 
   | 
$  | 
 20,000  | 
   | 
$  | 
 —  | 
   | 
$  | 
 89,000  | 
 
  
  
  
  
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