Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
ASSETS
Cash and cash equivalents	$ 5,641	$ 7,504
Accounts receivable, net of allowance for doubtful accounts ($0 at March 31, 2022 and December 31, 2021)	2,300	1,668
Inventory, net of allowance for excess and obsolete inventory and lower of cost or estimated net realizable value adjustments ($522 and $641 at March 31, 2022 and December 31, 2021, respectively)	3,785	3,220
Prepaid expenses and other current assets	752	778
Total current assets	12,478	13,170
Operating lease right-of-use assets	2,331	411
Property and equipment, net	187	193
Goodwill, Ending Balance	4,528	4,528
Other intangible assets, net	5,109	5,200
Other assets	161	476
TOTAL ASSETS	24,794	23,978
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	1,556	1,045
Accrued liabilities	2,763	2,092
Line of credit	0	105
Operating lease liability	465	200
Total current liabilities	4,784	3,442
Operating lease liabilities-non-current	1,922	246
Warrant liability	0	9,558
Contingent earnout liability	342	561
Total liabilities	7,048	13,807
Commitments & contingencies (Note 12)
Stockholders' equity:
Preferred stock, $0.01 par value; 5,000 shares authorized; 13 and 14 issued and outstanding at March 31, 2022 and December 31, 2021, respectively	609	680
Common stock, $0.01 par value; 150,000 and 100,000 shares authorized, 51,419 and 47,766 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	514	478
Additional paid-in capital	158,621	150,900
Accumulated deficit	(141,998)	(141,887)
Total stockholders' equity	17,746	10,171
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 24,794	$ 23,978