WiSA Technologies, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Convertible Notes Payable (Details)

Convertible Notes Payable (Details) - USD ($)				1 Months Ended										2 Months Ended		5 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended		24 Months Ended
Convertible Notes Payable (Details) - USD ($)	Jun. 15, 2018	May 11, 2016	Feb. 12, 2016	Sep. 30, 2018	Jul. 25, 2018	Jun. 30, 2018	Jun. 29, 2018	Jun. 15, 2018	Feb. 28, 2018	Nov. 30, 2017	Sep. 30, 2017	Nov. 30, 2016	Jul. 31, 2016	May 25, 2018	Dec. 31, 2016	Mar. 31, 2018	Sep. 30, 2017	Jun. 30, 2018	Oct. 31, 2016	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Apr. 18, 2019	Aug. 31, 2018	Jul. 15, 2018	Jan. 31, 2017	Feb. 29, 2016
Debt Instrument, Face Amount										$ 6,500,000
Debt Instrument Convertible Conversion Price Description																				The conversion price was the lesser of $4.50 or the highest price per common share sold in an initial public offering or paid by a buyer upon a change in control multiplied by 75%.
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	208,350							208,350												3,222			255,102
Amortization of Debt Discount (Premium)																				$ 0	$ 0
Debt Conversion, Converted Instrument, Shares Issued					99,594
Proceeds from Convertible Debt																				0	1,435,000
Interest Payable															$ 9,000
Repayments of Convertible Debt																				0	200,000
Interest Expense																					33,502,000
General and Administrative Expense																				$ 2,829,000	3,657,000
Class of Warrant or Right, Exercise Price of Warrants or Rights																				$ 5.40						$ 5.40
Debt Instrument, Debt Default, Amount	$ 1,725,000					$ 26,400,000		$ 1,725,000										$ 26,400,000
Investment Bankers [Member]
Number of Warrants Issued																				5,000
Lender [Member]
Number of Warrants Issued																				25,000
Mr Moyer [Member]
Reimbursable Expenses																						$ 69,000
Mr Jonathan Gadzak [Member]
Certain Expenses to be converted																						12,000
Series C Convertible Notes [Member]
Debt Instrument, Maturity Date									Aug. 28, 2018
Debt Instrument Convertible Conversion Price Description									The conversion price in effect upon an initial public offering was the lesser of $9.00 or the price per common share in the pre-money valuation immediately prior to the initial public offering multiplied by 80%. The conversion price at any other conversion event was $9.00.
Amortization of Debt Discount (Premium)																					0
Debt Conversion, Converted Instrument, Shares Issued					7,353				327
Proceeds from Convertible Debt																			$ 2,880,000
Debt Instrument, Unamortized Discount, Current									$ 209,000
Extinguishment of Debt, Amount															$ 25,000							2,855,000
Interest Payable																						172,000
Promissory Notes [Member]
Extinguishment of Debt, Amount																						236,000
Interest Payable																						19,000
Series D Convertible Notes [Member]
Debt Instrument Convertible Conversion Price Description				The conversion price in effect upon the initial public offering was the lesser of $4.50 or the highest price per common share sold in the initial public offering multiplied by 75%. The conversion price at any other conversion event was $4.50
Interest Expense, Debt																					4,791,000
Amortization of Debt Discount (Premium)																					3,268,000
Debt Conversion, Converted Instrument, Shares Issued					3,783,334
Debt Instrument, Unamortized Discount, Current																				$ 386,000
Debt Instrument, Interest Rate, Increase (Decrease)									10.00%
Series D Convertible Notes [Member] \| Investor [Member]
Proceeds from Convertible Debt																						$ 4,717,000
Series E Convertible Notes [Member]
Debt Instrument Convertible Conversion Price Description											The conversion price in effect upon on initial public offering was the lesser of $4.50 or the highest price per common share sold in the initial public offering multiplied by 75%. The conversion price at any other conversion event was the lessor of $4.50 or the price per share issued by the Company in connection with any sale involving substantially all the assets of the Company.
Amortization of Debt Discount (Premium)																					70,000
Debt Instrument, Convertible, Conversion Price											$ 4.50						$ 4.50
Proceeds from Convertible Debt																	$ 5,000,000
Debt Instrument, Unamortized Discount, Current																				$ 275,000
Repayments of Convertible Debt										5,882,000
Default Interest And Penalties										1,098,000
Reimbursement Of Legal Fees										179,000
Reimbursement Of Consulting Travel And Lodging Fees										102,000
Repayments of Debt										$ 7,261,000
Warrants Issuable In Connection With Default Notice										487,865
Default Interest And Penalties										$ 1,098,000
Series F Convertible Notes [Member]
Debt Instrument, Interest Rate, Stated Percentage																15.00%
Debt Instrument Convertible Conversion Price Description						The conversion price in effect upon on an initial public offering shall be the lesser of $4.50 or the highest price per common share sold in the initial public offering multiplied by 60%.
Interest Expense, Debt																					865,000
Amortization of Debt Discount (Premium)																					11,996,000
Debt Conversion, Converted Instrument, Shares Issued					3,849,210
Debt Instrument, Convertible, Conversion Price													$ 4.50							$ 4.50
Proceeds from Convertible Debt														$ 225,000		$ 10,345,000
Debt Instrument, Unamortized Discount, Current																$ 135,300
Convertible Notes Payable [Member]
Debt Conversion, Converted Instrument, Shares Issued					9,527,144
Series G Convertible Notes [Member]
Debt Instrument, Face Amount							$ 2,813,000
Debt Instrument, Maturity Date	Jul. 15, 2018
Interest Expense, Debt																					562,500
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																									625,000
Amortization of Debt Discount (Premium)																					9,819,000
Debt Conversion, Converted Instrument, Shares Issued					1,406,250
Proceeds from Convertible Debt							$ 2,200,000
Cancellation of Reimbursement Payable																		$ 50,000
Convertible Notes Payable																									$ 2,812,500
Debt Instrument Original Issue Discount	15.00%							15.00%
Increase in Debt Instrument Original Issue Discount	20.00%							20.00%
Debt Conversion, Description								(i) extend the maturity date of such notes from July 15, 2018 to July 25, 2018 and (ii) agreed to make the Series G Notes automatically convertible in connection with an initial public offering at a conversion price of the lesser of $4.50 or 40% of the highest price of the common stock sold in an initial public offering.
Warrant [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights					72,000
Class of Warrant or Right, Exercise Price of Warrants or Rights					$ 6.25
Warrant [Member] \| Investor [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																								50,000
Class of Warrant or Right, Exercise Price of Warrants or Rights																								$ 4.00
Warrant [Member] \| Series C Convertible Notes [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				26,354
Warrant [Member] \| Series C Convertible Notes [Member] \| Investor [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				188,236
Warrant [Member] \| Series D Convertible Notes [Member]
Class of Warrant or Right, Outstanding																				2,035,434
Warrant [Member] \| Series D Convertible Notes [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				380,449
Warrant [Member] \| Series D Convertible Notes [Member] \| Investor [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				1,017,692
Warrant [Member] \| Series E Convertible Notes [Member]
Class of Warrant or Right, Outstanding										3,102,245
Warrant [Member] \| Series E Convertible Notes [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				114,380
Warrant [Member] \| Series E Convertible Notes [Member] \| Investor [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				1,307,190
Warrant [Member] \| Series F Convertible Notes [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				233,111
Warrant [Member] \| Series F Convertible Notes [Member] \| Lender [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				1,174,447
Warrant [Member] \| Series G Convertible Notes [Member] \| Investment Bankers [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				58,334
Warrant [Member] \| Series G Convertible Notes [Member] \| Lender [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																				833,350
February 2016 Note [Member]
Debt Instrument, Face Amount			$ 300,000
Debt Instrument, Interest Rate, Stated Percentage			10.00%
Debt Instrument, Maturity Date			Jan. 31, 2017						Jun. 30, 2018			Sep. 01, 2017
Debt Instrument Convertible Conversion Price Description												The conversion price was the lesser of $4.50 or the highest price per common share sold in the IPO or paid by a buyer upon a change in control multiplied by 75%.
Interest Expense, Debt																					$ 17,000
February 2016 Note [Member] \| Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights																											33,334
May 2016 Note [Member]
Proceeds from Collection of Advance from Significant Shareholder		$ 300,000
Minimum Investments to be Received		$ 500,000
Proceeds from Collection of Additional Investments from Significant Shareholder													$ 201,000
Debt Conversion, Original Debt, Amount													$ 201,000
Debt Instrument, Convertible, Conversion Price													$ 4.50
May 2016 Note [Member] \| Series G Convertible Notes [Member]
Debt Instrument, Convertible, Conversion Price																									$ 4.50
May 2016 Note [Member] \| Preferred Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued													111,307