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Property and Equipment (Tables)
3 Months Ended
Mar. 31, 2022
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment
   March 31,
2022
   December 31,
2021
 
Office equipment and furniture  $263   $237 
Software   131    115 
Test equipment   278    278 
Total property and equipment   672    630 
Less: accumulated depreciation   (136)   (101)
Total property and equipment, net  $536   $529