Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Operating activities
Net loss	$ (1,259)	$ (894)
Adjustments to reconcile net loss to net cash provided by operating activities:
Share-based compensation	485	520
Depreciation	423	463
Provision for excess and obsolete inventories	79	52
Changes in operating assets and liabilities:
Accounts receivable	315	997
Inventories	1,563	(944)
Contract manufacturers' receivable	(113)	(34)
Prepaid expenses and other current assets	(215)	(72)
Other assets	25	20
Accounts payable	(1,352)	(319)
Accrued payroll and related expenses	(30)	(169)
Warranty reserve	(21)	(39)
Other liabilities	(290)	(155)
Cash received related to tenant lease incentives	53	0
Net cash used in operating activities	(337)	(574)
Investing activities
Purchases of property and equipment	(103)	(363)
Net cash used in investing activities	(103)	(363)
Financing activities
Minimum tax withholding paid on behalf of employees for restricted shares	(46)	(53)
Proceeds from borrowing on line of credit	1,400	0
Payment on borrowings on line of credit	(1,400)	0
Net proceeds from issuances of common stock	95	158
Payment of capital lease obligations	(36)	(25)
Net cash provided by financing activities	13	80
Decrease in cash and cash equivalents	(427)	(857)
Cash and cash equivalents at beginning of period	4,989	6,264
Cash and cash equivalents at end of period	$ 4,562	$ 5,407