Business Description, Basis of Presentation and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Business Description, Basis of Presentation and Significant Accounting Policies

Schedule of allowance for doubtful accounts activity

	Year Ended December 31,
	2021			2020
Balance at beginning of the year	$	506		$	424
Allowance increase (decrease)		(180	)		120
Write offs, net of recoveries		—			(38	)
Balance at end of the year	$	326		$	506

Schedule of deferred revenue and associated cost of goods sold and gross profit

	As of December 31,
	2021		2020
Deferred revenue	$	54	$	123
Deferred cost of goods sold		—		—
Deferred gross profit	$	54	$	123

Schedule of disaggregates the Company’s revenue into primary product groups and major regions

	Year Ended December 31
	2021		2020
Audio Conferencing	$	11,568	$	10,926
Microphones		10,963		9,149
Video products		6,436		8,994
	$	28,967	$	29,069

	Year Ended December 31,
	2021		2020
North and South America	$	14,042	$	18,320
Asia (including Middle East) and Australia		8,197		5,998
Europe and Africa		6,728		4,751
	$	28,967	$	29,069

Schedule of changes in the warranty accrual

	Year Ended December 31,
	2021		2020
Balance at the beginning of year	$	194	$	194
Accruals/additions		—		119
Usage/claims		—		(119	)
Balance at end of year	$	194	$	194

Schedule of the computation of basic and diluted loss per common share

	Year Ended December 31,
	2021			2020
Numerator:
Net income (loss)	$	(7,694	)	$	505
Denominator:
Basic weighted average shares		19,859,817			17,271,629
Dilutive common stock equivalents using treasury stock method		—			53,722
Diluted weighted average shares		19,859,817			17,325,351
Basic income (loss) per common share:	$	(0.39	)	$	0.03
Diluted income (loss) per common share:	$	(0.39	)	$	0.03
Weighted average options, warrants and convertible portion of senior convertible notes outstanding		4,654,601			2,611,574
Anti-dilutive options, warrants and convertible portion of senior convertible notes not included in the computation		4,654,601			3,323,272