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Inventory
12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
Inventory

NOTE 4—INVENTORY

 

    As of December 31,  
    2020     2019  
    (in thousands)  
Raw materials   $ 216     $ 260  
Finished goods     20       31  
    $ 236     $ 291  

 

At December 31, 2020 and 2019, the Company’s inventory reserve was $0.