Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Current Assets
Cash, including restricted cash of $0.2 million and $0.2 million, respectively	$ 18,890,000	$ 18,812,000
Trade receivables, net of allowances of $0.0 million and $2.8 million, respectively; Receivables from Related Party: $1.1 million and $0.8 million, respectively	3,954,000	2,175,000
Inventories	12,338,000	11,535,000
Prepaid expenses and other assets	584,000	996,000
Total current assets	35,766,000	33,518,000
Leasehold Improvements and Equipment, net	3,487,000	3,765,000
Intangible Assets, net	1,189,000	1,311,000
Right of Use Assets	705,000	891,000
Other Long-term Assets	845,000	762,000
Total assets	41,992,000	40,247,000
Current Liabilities
Accounts payable	9,780,000	9,626,000
Accrued expenses	5,246,000	4,415,000
Current maturities of operating lease obligations	632,000	595,000
Current maturities of finance lease obligations	134,000	258,000
Customer deposits	250,000	169,000
Total current liabilities	16,042,000	15,063,000
Deferred Revenue	3,820,000	3,873,000
Operating Lease Obligations, Less Current Maturities	522,000	848,000
Finance Lease Obligations, Less Current Maturities	27,000	18,000
Total liabilities	20,411,000	19,802,000
Stockholders' Equity
Common stock, $.001 par value; authorized 150,000 shares; issued and outstanding June 30, 2020 61,421 shares and December 31, 2019 59,562 shares	61,000	60,000
Additional paid-in capital	153,036,000	142,285,000
Accumulated deficit	(131,513,000)	(121,900,000)
Cumulative translation adjustments	(3,000)	0
Total stockholders' equity	21,581,000	20,445,000
Total liabilities and stockholders' equity	$ 41,992,000	$ 40,247,000