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Furniture, Fixtures and Equipment (Tables)
6 Months Ended
Jun. 30, 2019
Property, Plant and Equipment [Abstract]  
Schedule of Furniture, Fixtures and Equipment

Furniture, fixtures and equipment consisted of the following at June 30, 2019 and December 31, 2018:

 

  

Estimated

Useful Life

  June 30, 2019   December 31, 2018 
Office furniture, fixtures and equipment  3-10 years  $821,453   $802,681 
Warehouse and production equipment  3-5 years   537,471    526,932 
Demonstration and tradeshow equipment  2-5 years   466,394    426,582 
Leasehold improvements  2-5 years   163,171    160,198 
Rental equipment  1-3 years   126,163    124,553 
              
Total cost      2,114,652    2,040,946 
Less: accumulated depreciation and amortization      (1,931,677)   (1,793,405)
              
Net furniture, fixtures and equipment     $182,975   $247,541