Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (5,734,681)	$ (5,333,951)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	434,291	1,020,679
Noncash stock-based compensation expense	935,899	878,112
Noncash change in provision for doubtful accounts	74,354	(60,313)
Gain on sale of wireless assets		(108,825)
Gain on sale of property and equipment		(31,500)
Deferred rent	(38,222)	(29,091)
Decrease (Increase) in accounts receivable	582,492	(306,587)
Decrease in inventory	4,185	40,289
Decrease (Increase) in other current assets	12,889	(30,127)
(Increase) Decrease in other assets	(1,498)	15,207
(Decrease) in accounts payable and accrued expenses	(262,496)	(164,410)
(Decrease) Increase in deferred revenue	(247,631)	(325,747)
Net cash used in operating activities	(4,240,418)	(4,436,264)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(64,075)	(126,618)
Purchases of patents		(125,000)
Proceeds from sale of property and equipment		31,500
Proceeds from sale of wireless assets		30,000
Collection on note receivable	35,587	12,633
Net cash used in investing activities	(28,488)	(177,485)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from the issuance of common stock	1,777,950	7,630,757
Net proceeds from issuance of common stock from exercise of stock options	389,879	977
Net proceeds from the issuance of common stock from exercise of warrants	336,600
Purchase and retirement of common stock	(1,096,608)
Payments on note payable		(31,078)
Net cash provided by financing activities	1,407,821	7,600,656
Net (decrease) increase in cash and cash equivalents	(2,861,085)	2,986,907
CASH AND CASH EQUIVALENTS, beginning of year	5,953,257	2,966,350
CASH AND CASH EQUIVALENTS, end of year	3,092,172	5,953,257
Supplemental disclosure of noncash investing and financing activities:
Issuance of note receivable related to sale of wireless assets		200,000
Financing of property and equipment		$ 31,078