CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash	$ 5,058	$ 4,602
Current portion of restricted cash	158	0
Accounts receivable, net	3,166	2,543
Inventory	920	1,816
Prepaid expenses and other current assets	691	965
Total current assets	9,993	9,926
Property and equipment, net	573	1,316
Goodwill	7,367	7,908
Intangibles, net	10,140	12,572
Operating lease, right-of-use assets	903	3,117
Other assets	167	70
Total assets	29,143	34,909
Current liabilities:
Current portion of long-term debt, net of debt discount	2,014	2,664
Accounts payable	313	647
Current portion deferred revenue	1,217	1,901
Operating lease liabilities, current	830	1,294
Accrued expenses and other liabilities	1,201	1,752
Total current liabilities	5,575	8,258
Long-term liabilities:
Long-term debt, net of current portion and net of debt discount	403	2,843
Operating lease liabilities, net of current portion	602	2,020
Deferred revenue, net of current portion	506	0
Other long-term liabilities	0	3
Total long-term liabilities	1,511	4,866
Total liabilities	7,086	13,124
Commitments and contingencies (see Note 16)
Stockholders’ equity:
Common stock, $.0001 par value; 150,000,000 shares authorized; 7,861,912 shares issued and 7,748,629 outstanding at December 31, 2020 and 5,266,800 shares issued and 5,161,500 outstanding at December 31, 2019	1	1
Treasury stock, 113,300 and 105,300 shares at December 31, 2020 and 2019, respectively	(181)	(165)
Additional paid-in capital	215,092	207,383
Accumulated deficit	(192,855)	(185,434)
Total stockholders’ equity	22,057	21,785
Total liabilities and stockholders’ equity	29,143	34,909
Series A-2 Preferred Stock
Stockholders’ equity:
Preferred stock	0	0
Series C Preferred Stock
Stockholders’ equity:
Preferred stock	0	0
Series D Preferred Stock
Stockholders’ equity:
Preferred stock	0	0
Series E Preferred Stock
Stockholders’ equity:
Preferred stock	$ 0	$ 0