Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 575	$ 2,656
Accounts receivable, net of allowance for doubtful accounts of $106 and $516, respectively	5,102	4,219
Inventories	2,204	2,234
Prepaid expenses and other current assets	648	871
Total current assets	8,529	9,980
Property and equipment:
Furniture and fixtures	651	620
Leasehold improvements	575	556
Equipment	3,925	3,964
Property and equipment, gross	5,151	5,140
Accumulated depreciation	4,410	4,279
Property and equipment, net	741	861
Intangible assets, net	3,228	3,987
Deferred income taxes	61	62
TOTAL ASSETS	12,559	14,890
Current liabilities:
Accounts payable	3,145	3,315
Warranty and other current liabilities	2,623	2,783
Accrued restructuring		216
Total current liabilities	5,768	6,314
Deferred income taxes	166	165
Other long-term liabilities	$ 80	$ 91
Shareholders' equity
Preferred stock, $.01 par value; 5,000,000 shares authorized, none issued or outstanding
Common stock, $.01 par value; 20,000,000 shares authorized, 5,013,663 and 4,995,963 issued and outstanding, respectively	$ 50	$ 49
Additional paid-in capital	23,698	23,547
Accumulated other comprehensive loss	(177)	(158)
Accumulated deficit	(17,026)	(15,118)
Total shareholders' equity	6,545	8,320
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 12,559	$ 14,890