Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Revenues	$ 7,596	$ 7,766
Cost of revenues	4,890	5,053
Gross profit	2,706	2,713
Operating expenses:
Engineering and product development	709	894
Selling and marketing	916	1,195
General and administrative	2,300	1,627
Total operating expenses	3,925	3,716
Operating loss	(1,219)	(1,003)
Other income and expenses:
Impairment		(110)
Other income, net	77	16
Total other income and (expenses)	77	(94)
Loss before income tax benefits	(1,142)	(1,097)
Benefit for income taxes	20	1
Net loss	$ (1,122)	$ (1,096)
Net loss per common share – Basic and diluted (in dollars per share)	$ (0.16)	$ (0.16)
Weighted average shares of common stock – Basic and diluted (in shares)	6,917	6,776