UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Sep. 29, 2019	Dec. 30, 2018
Current assets:
Cash and cash equivalents	$ 24,722,000	$ 26,363,000
Restricted cash	100,000	100,000
Accounts receivable, net of allowances for doubtful accounts of $0 and $0	1,259,000	2,209,000
Inventories	3,378,000	3,836,000
Other current assets	1,506,000	1,775,000
Total current assets	30,965,000	34,283,000
Property and equipment, net	1,033,000	1,449,000
Right of use assets	2,170,000
Intangible assets	1,045,000
Goodwill	282,000
Other assets	306,000	354,000
TOTAL ASSETS	35,801,000	36,086,000
Current liabilities:
Revolving line of credit	15,000,000	15,000,000
Trade payables	1,004,000	1,488,000
Accrued liabilities	1,474,000	1,903,000
Lease liabilities-current	662,000	316,000
Total current liabilities	18,140,000	18,707,000
Long-term liabilities:
Lease liabilities-non-current	1,423,000	108,000
Other long-term liabilities		16,000
Total liabilities	19,563,000	18,831,000
Commitments and contingencies (see Note 15)
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.001 par value; 200,000 authorized; 116,556 and 95,513 shares issued and outstanding as of September 29, 2019 and December 30, 2018, respectively	116,000	95,000
Additional paid-in capital	296,317,000	284,974,000
Accumulated deficit	(280,195,000)	(267,814,000)
Total stockholders' equity	16,238,000	17,255,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 35,801,000	$ 36,086,000