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Inventories (Tables)
12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventories consist of the following:
December 31, 2020December 31, 2019
Raw materials$29,955 $36,956 
Finished goods17,436 21,598 
Inventories, net$47,391 $58,554 
Service and sales demonstration inventory, net$31,831 $33,349