CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash	$ 13,033	$ 5,058
Current portion of restricted cash	61	158
Accounts receivable, net	953	3,166
Inventory	2,125	920
Prepaid expenses and other current assets	1,393	691
Total current assets	17,565	9,993
Property and equipment, net	307	573
Goodwill	7,367	7,367
Intangibles, net	8,946	10,140
Operating lease - right of use asset, net	653	903
Other assets	99	167
Total assets	34,937	29,143
Current liabilities:
Current portion of long-term debt	0	2,014
Accounts payable	518	313
Accrued expenses and other current liabilities	1,420	1,201
Current portion of deferred revenue	894	1,217
Current portion of operating lease liabilities	734	830
Total current liabilities	3,566	5,575
Long-term liabilities:
Long-term debt, net of current portion	2,417	403
Operating lease liabilities, net of current portion	249	602
Deferred revenue, net of current portion	400	506
Total long-term liabilities	3,066	1,511
Total liabilities	6,632	7,086
Commitments and contingencies (see Note 12)
Stockholders’ equity:
Common stock, $.0001 par value; 150,000,000 shares authorized; 30,729,331 shares issued and 30,616,048 outstanding at June 30, 2021 and 7,861,912 shares issued and 7,748,629 outstanding at December 31, 2020	3	1
Treasury stock, 113,283 shares of common stock at June 30, 2021 and December 31, 2020	(181)	(181)
Additional paid-in capital	227,017	215,092
Accumulated deficit	(198,534)	(192,855)
Total stockholder's equity	28,305	22,057
Total liabilities and stockholders’ equity	34,937	29,143
Series A-2 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