CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF OPERATIONS
Net product revenue	$ 7,150us-gaap_SalesRevenueGoodsNet	$ 7,578us-gaap_SalesRevenueGoodsNet
Net customer support and maintenance revenue	69us-gaap_SalesRevenueServicesNet	85us-gaap_SalesRevenueServicesNet
Total revenue	7,219us-gaap_SalesRevenueNet	7,663us-gaap_SalesRevenueNet
Cost of product revenue	2,521us-gaap_CostOfGoodsSold	2,730us-gaap_CostOfGoodsSold
Cost of customer support and maintenance revenue	11us-gaap_CostOfServices	21us-gaap_CostOfServices
Total cost of revenue	2,532us-gaap_CostOfGoodsAndServicesSold	2,751us-gaap_CostOfGoodsAndServicesSold
Gross profit	4,687us-gaap_GrossProfit	4,912us-gaap_GrossProfit
Operating expenses:
Sales and marketing	1,735us-gaap_SellingAndMarketingExpense	1,435us-gaap_SellingAndMarketingExpense
Research and development	1,941us-gaap_ResearchAndDevelopmentExpense	1,579us-gaap_ResearchAndDevelopmentExpense
General and administrative	1,232us-gaap_GeneralAndAdministrativeExpense	1,144us-gaap_GeneralAndAdministrativeExpense
Operating income (loss)	(221)us-gaap_OperatingIncomeLoss	754us-gaap_OperatingIncomeLoss
Interest expense, net	(107)	(131)
Other Income	54us-gaap_OtherIncome
Income (loss) from operations before income taxes	(274)	623
Net income (loss)	(274)us-gaap_NetIncomeLoss	623us-gaap_NetIncomeLoss
Preferred stock dividends accrued	(141)	(151)
Net income (loss) attributable to common stockholders	$ (415)	$ 472
Net income (loss) per share attributable to common stockholders, basic (in dollars per share)	$ (0.03)us-gaap_EarningsPerShareBasic	$ 0.04us-gaap_EarningsPerShareBasic
Net income (loss) per share attributable to common stockholders, diluted (in dollars per share)	$ (0.03)us-gaap_EarningsPerShareDiluted	$ 0.03us-gaap_EarningsPerShareDiluted
Weighted average common shares outstanding:
Basic (in shares)	12,393	12,172
Diluted (in shares)	12,393	14,290

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 2

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(a),(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688