CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 102	$ 1,006
Accounts receivable	580	737
Inventories, net	45	12
Prepaid expenses	69	105
Total current assets	796	1,860
Property and Equipment:
Equipment	1,602	1,207
Furniture and fixtures	43	43
Leasehold improvements	42	42
Total property and equipment, gross	1,687	1,292
Accumulated depreciation and amortization	(1,201)	(901)
Property, Plant and Equipment, Net, Total	486	391
Other assets	43	61
TOTAL ASSETS	1,325	2,312
Current Liabilities:
Accounts payable, trade	220	193
Accrued expenses	620	669
Dividends payable	160	20
Obligations under capital lease, current portion	197	145
Deferred revenue	386	442
Total current liabilities	1,583	1,469
Loan payable to officer	1,530	1,530
Obligations under capital lease, noncurrent portion	$ 139	$ 130
Commitments and contingencies
Stockholders' Deficit:
Common stock, $0.01 par value: Authorized shares - 80,000; Issued shares - 12,622 in 2015 and 12,471 in 2014; Outstanding shares - 12,612 in 2015 and 12,461 in 2014	$ 126	$ 125
Common stock held in treasury, at cost - 10 shares	(362)	(362)
Additional paid-in-capital	56,520	56,382
Accumulated deficit	(59,947)	(58,698)
Accumulated other comprehensive loss	(107)	(107)
Total stockholders' deficit	(1,927)	(817)
TOTAL LIABILITIES AND STOCKHOLDERS' DEFICIT	1,325	2,312
Series 1
Stockholders' Deficit:
Preferred stock	707	707
Series 2
Stockholders' Deficit:
Preferred stock	724	724
Series 3
Stockholders' Deficit:
Preferred stock	$ 412	$ 412