Quarterly report pursuant to Section 13 or 15(d)

C. REVENUE (Details - Product and recurring revenues)

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C. REVENUE (Details - Product and recurring revenues) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Revenues $ 2,974,162 $ 2,124,123 $ 4,579,358 $ 4,037,350
Recurring [Member]        
Revenues 153,357 110,201 254,895 213,043
Product [Member]        
Revenues 2,820,805 $ 2,013,922 4,324,463 $ 3,824,307
Hospitality [Member]        
Revenues 2,195,453   3,767,870  
Hospitality [Member] | Recurring [Member]        
Revenues 133,468   224,730  
Hospitality [Member] | Product [Member]        
Revenues 2,061,985   3,543,140  
Education [Member]        
Revenues 656,713   661,238  
Education [Member] | Recurring [Member]        
Revenues 11,055   21,310  
Education [Member] | Product [Member]        
Revenues 645,658   639,928  
Multiple Dwelling Units [Member]        
Revenues 56,470   76,817  
Multiple Dwelling Units [Member] | Recurring [Member]        
Revenues 8,834   8,855  
Multiple Dwelling Units [Member] | Product [Member]        
Revenues 47,636   67,962  
Government [Member]        
Revenues 65,526   73,433  
Government [Member] | Recurring [Member]        
Revenues 0   0  
Government [Member] | Product [Member]        
Revenues $ 65,526   $ 73,433