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Convertible Debt (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Convertible Debt and Related Debt Components

Convertible debt and the related debt components for the year ended December 31, 2018 are summarized as follows:

	8% Promissory Notes			10% Convertible Debentures			10% OID Convertible Debentures			12% Convertible Debentures			Total Convertible Debt and Debt Components
Principal amount of debt	$	1,126,112		$	4,775,000		$	3,500,000		$	9,540,000		$	18,941,112
Less: original issue discount		(111,112	)		-			(175,000	)		-			(286,112	)
Less: issuance costs		(15,000	)		-			(40,000	)		(590,000	)		(645,000	)
Net cash proceeds received	$	1,000,000		$	4,775,000		$	3,285,000		$	8,950,000		$	18,010,000
Principal amount of debt (excluding original issue discount)	$	1,015,000		$	4,775,000		$	3,325,000		$	9,540,000		$	18,655,000
Add: conversion of debt from 10% OID Convertible Debentures		-			-			-			3,551,528			3,551,528
Add: accrued interest		20,986			69,920			28,009			82,913			201,828
Principal amount of debt including accrued interest		1,035,986			4,844,920			3,353,009			13,174,441			22,408,356
Debt discount:
Allocated warrant derivative liabilities for B. Riley Warrants		-			-			(382,725	)		-			(382,725	)
Allocated warrant derivative liabilities for L2 Warrants		(600,986	)		-			-			-			(600,986	)
Allocated embedded derivative liabilities		(159,601	)		(471,002	)		(49,000	)		(4,760,000	)		(5,439,603	)
Liquidated Damages recognized upon issuance											(706,944	)		(706,944	)
Issuance costs		(15,000	)		-			(40,000	)		(590,000	)		(645,000	)
Subtotal debt discount		(775,587	)		(471,002	)		(471,725	)		(6,056,944	)		(7,775,258	)
Less: amortization of debt discount		315,309			64,452			68,637			153,442			601,840
Less: write off unamortized debt discount upon extinguishment of debt		460,278			406,550			403,088			-			1,269,916
Unamortized debt discount		-			-			-			(5,903,502	)		(5,903,502	)
Debt components:
Accretion of original issue discount		44,133			-			25,463			-			69,596
Loss on extinguishment of debt		292,201			885,080			173,056			-			1,350,337
Conversion of debt to 12% Convertible Debentures		-			-			(3,551,528	)		-			(3,551,528	)
Conversion of debt to Series H Preferred Stock		-			(5,730,000	)		-			-			(5,730,000	)
Repayment of convertible debt		(1,372,320	)		-			-			-			(1,372,320	)
Total debt components		(1,035,986	)		(4,844,920	)		(3,353,009	)		-			(9,233,915	)
Carrying amount at December 31, 2018	$	-		$	-		$	-		$	7,270,939		$	7,270,939

Schedule of Interest Expense

Interest expense for the year ended December 31, 2018 is summarized as follows:

	8% Promissory Notes			10% Convertible Debentures			10% OID Convertible Debentures			12% Convertible Debentures		Total Interest Expense
Accretion of original issue discount	$	44,133		$	-		$	25,463		$	-	$	69,596
Amortization of debt discount		315,309			64,452			68,637			153,442		601,840
Loss on extinguishment of debt		292,201			885,080			173,056			-		1,350,337
Gain on extinguishment of embedded derivative liabilities upon extinguishment of host instrument		(29,860	)		(1,042,000	)		(25,000	)		-		(1,096,860	)
Write off unamortized debt discount upon extinguishment of debt		460,278			406,550			403,088			-		1,269,916
Accrued interest		-			69,920			28,009			82,913		180,842
Cash interest paid		20,986			-			-			-		20,986
	$	1,103,047		$	384,002		$	673,253		$	236,355		2,396,657
Accrued interest on Officer Promissory Notes													12,574
Other interest													99,643
Total												$	2,508,874