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PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Property, Plant and Equipment, Gross $ 4,432 $ 2,921
Less accumulated depreciation (2,507) (2,063)
Property and Equipment, Net 1,925 858
Office furniture and equipment    
Property, Plant and Equipment, Gross 2,362 1,178
Assembly equipment    
Property, Plant and Equipment, Gross 143 128
Vehicles    
Property, Plant and Equipment, Gross 198 181
Leasehold improvements    
Property, Plant and Equipment, Gross 559 500
Sales Rep demo units    
Property, Plant and Equipment, Gross 361  
Leased devices    
Property, Plant and Equipment, Gross $ 809 $ 934