CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash	$ 3,964	$ 5,058
Current portion of restricted cash	61	158
Accounts receivable, net	1,779	3,166
Inventory	1,494	920
Prepaid expenses and other current assets	1,147	691
Total current assets	8,445	9,993
Property and equipment, net	430	573
Goodwill	7,367	7,367
Intangibles, net	9,543	10,140
Operating lease - right of use asset, net	773	903
Other assets	113	167
Total assets	26,671	29,143
Current liabilities:
Current portion of long-term debt	2,417	2,014
Accounts payable	1,079	313
Accrued expenses and other current liabilities	1,533	1,201
Current portion of deferred revenue	930	1,217
Current portion of operating lease liabilities	797	830
Total current liabilities	6,756	5,575
Long-term liabilities:
Long-term debt, net of current portion and net of discount	0	403
Operating lease liabilities, net of current portion	423	602
Deferred revenue, net of current portion	561	506
Total long-term liabilities	984	1,511
Total liabilities	7,740	7,086
Commitments and contingencies (see Note 13)
Stockholders’ equity:
Common stock, $.0001 par value; 150,000,000 shares authorized; 26,729,331 shares issued and 26,616,048 outstanding at March 31, 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 March 31, 2021 and December 31, 2020	(181)	(181)
Additional paid-in capital	215,397	215,092
Accumulated deficit	(196,288)	(192,855)
Total stockholder's equity	18,931	22,057
Total liabilities and stockholders’ equity	26,671	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