Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

Property and Equipment

Property and equipment

	2021			2020
Property and Equipment:
Production tooling, machinery and equipment	$	27,000		$	2,349,000
Office furniture and fixtures		95,000			425,000
Computer equipment and software		753,000			1,447,000
Leasehold improvements		19,000			—
Construction in-progress		4,000			17,000
		898,000			4,238,000
Accumulated depreciation and amortization		(785,000	)		(4,163,000	)
Net Property and Equipment	$	113,000		$	75,000