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	  <link:definition>0001 - Document - Document and Entity Information</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/BalanceSheets" id="BalanceSheets">
	  <link:definition>0002 - Statement - BALANCE SHEETS (UNAUDITED)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	<link:roleType roleURI="http://ambientcorp.com/role/BalanceSheetsParenthetical" id="BalanceSheetsParenthetical">
	  <link:definition>0003 - Statement - BALANCE SHEETS (Parenthetical)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	  <link:definition>0004 - Statement - STATEMENTS OF OPERATIONS (UNAUDITED)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	<link:roleType roleURI="http://ambientcorp.com/role/StatementsOfCashFlows" id="StatementsOfCashFlows">
	  <link:definition>0005 - Statement - STATEMENTS OF CASH FLOWS (UNAUDITED)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	<link:roleType roleURI="http://ambientcorp.com/role/BasisOfPresentation" id="BasisOfPresentation">
	  <link:definition>0006 - Disclosure - 1. BASIS OF PRESENTATION</link:definition>
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	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatements" id="RestatementOfFinancialStatements">
	  <link:definition>0007 - Disclosure - 2. RESTATEMENT OF FINANCIAL STATEMENTS</link:definition>
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	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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	  <link:definition>0008 - Disclosure - 3. RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/FairValueOfFinancialInstruments" id="FairValueOfFinancialInstruments">
	  <link:definition>0009 - Disclosure - 4. FAIR VALUE OF FINANCIAL INSTRUMENTS</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/Stock-BasedCompensation" id="Stock-BasedCompensation">
	  <link:definition>0010 - Disclosure - 5. STOCK-BASED COMPENSATION</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/NetLossIncomePerShare" id="NetLossIncomePerShare">
	  <link:definition>0011 - Disclosure - 6. NET (LOSS) INCOME PER SHARE</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/SalesAndCustomerConcentration" id="SalesAndCustomerConcentration">
	  <link:definition>0012 - Disclosure - 7. SALES AND CUSTOMER CONCENTRATION</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/Inventory" id="Inventory">
	  <link:definition>0013 - Disclosure - 8. INVENTORY</link:definition>
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	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/ProductWarranty" id="ProductWarranty">
	  <link:definition>0014 - Disclosure - 9. PRODUCT WARRANTY</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/AccruedExpensesAndOtherCurrentLiabilities" id="AccruedExpensesAndOtherCurrentLiabilities">
	  <link:definition>0015 - Disclosure - 10. ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/IncomeTaxes" id="IncomeTaxes">
	  <link:definition>0016 - Disclosure - 11. INCOME TAXES</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/WarrantLiabilities" id="WarrantLiabilities">
	  <link:definition>0017 - Disclosure - 12. WARRANT LIABILITIES</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/StockholdersEquity" id="StockholdersEquity">
	  <link:definition>0018 - Disclosure - 13. STOCKHOLDERS' EQUITY</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/DeferredFinancingCosts" id="DeferredFinancingCosts">
	  <link:definition>0019 - Disclosure - 14. DEFERRED FINANCING COSTS</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/SubsequentEvents" id="SubsequentEvents">
	  <link:definition>0020 - Disclosure - 15. SUBSEQUENT EVENTS</link:definition>
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	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RecentlyIssuedAccountingPronouncementsPolicies" id="RecentlyIssuedAccountingPronouncementsPolicies">
	  <link:definition>0021 - Disclosure - 3. RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS (Policies)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatementsTables" id="RestatementOfFinancialStatementsTables">
	  <link:definition>0022 - Disclosure - 2. RESTATEMENT OF FINANCIAL STATEMENTS (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/FairValueOfFinancialInstrumentsTables" id="FairValueOfFinancialInstrumentsTables">
	  <link:definition>0023 - Disclosure - 4. FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/Stock-BasedCompensationTables" id="Stock-BasedCompensationTables">
	  <link:definition>0024 - Disclosure - 5. STOCK-BASED COMPENSATION (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/NetLossIncomePerShareTables" id="NetLossIncomePerShareTables">
	  <link:definition>0025 - Disclosure - 6. NET (LOSS) INCOME PER SHARE (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/SalesAndCustomerConcentrationTables" id="SalesAndCustomerConcentrationTables">
	  <link:definition>0026 - Disclosure - 7. SALES AND CUSTOMER CONCENTRATION (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/ProductWarrantyTables" id="ProductWarrantyTables">
	  <link:definition>0027 - Disclosure - 9. PRODUCT WARRANTY (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/AccruedExpensesAndOtherCurrentLiabilitiesTables" id="AccruedExpensesAndOtherCurrentLiabilitiesTables">
	  <link:definition>0028 - Disclosure - 10. ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/WarrantLiabilitiesTables" id="WarrantLiabilitiesTables">
	  <link:definition>0029 - Disclosure - 12. WARRANT LIABILITIES (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatementsDetails" id="RestatementOfFinancialStatementsDetails">
	  <link:definition>0030 - Disclosure - 2. RESTATEMENT OF FINANCIAL STATEMENTS (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatementsDetails1" id="RestatementOfFinancialStatementsDetails1">
	  <link:definition>0031 - Disclosure - 2. RESTATEMENT OF FINANCIAL STATEMENTS (Details 1)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatementsDetails2" id="RestatementOfFinancialStatementsDetails2">
	  <link:definition>0032 - Disclosure - 2. RESTATEMENT OF FINANCIAL STATEMENTS (Details 2)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/RestatementOfFinancialStatementsDetailsNarrative" id="RestatementOfFinancialStatementsDetailsNarrative">
	  <link:definition>0033 - Disclosure - 2. Restatement Of Financial Statements (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/FairValueOfFinancialInstrumentsInThousandsDetails" id="FairValueOfFinancialInstrumentsInThousandsDetails">
	  <link:definition>0034 - Disclosure - 4. FAIR VALUE OF FINANCIAL INSTRUMENTS (In Thousands) (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/Stock-BasedCompensationDetails" id="Stock-BasedCompensationDetails">
	  <link:definition>0035 - Disclosure - 5. STOCK-BASED COMPENSATION (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/NetLossIncomePerShareDetailsShareDataInThousands" id="NetLossIncomePerShareDetailsShareDataInThousands">
	  <link:definition>0036 - Disclosure - 6. NET (LOSS) INCOME PER SHARE (Details) (Share data in thousands)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/SalesAndCustomerConcentrationDetails" id="SalesAndCustomerConcentrationDetails">
	  <link:definition>0037 - Disclosure - 7. SALES AND CUSTOMER CONCENTRATION (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/InventoryDetailsNarrative" id="InventoryDetailsNarrative">
	  <link:definition>0038 - Disclosure - 8. INVENTORY (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/ProductWarrantyDetails" id="ProductWarrantyDetails">
	  <link:definition>0039 - Disclosure - 9. PRODUCT WARRANTY (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/AccruedExpensesAndOtherCurrentDetails" id="AccruedExpensesAndOtherCurrentDetails">
	  <link:definition>0040 - Disclosure - 10. ACCRUED EXPENSES AND OTHER CURRENT (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/WarrantLiabilitiesDetails" id="WarrantLiabilitiesDetails">
	  <link:definition>0041 - Disclosure - 12. WARRANT LIABILITIES (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/WarrantLiabilitiesDetails1" id="WarrantLiabilitiesDetails1">
	  <link:definition>0042 - Disclosure - 12. WARRANT LIABILITIES (Details 1)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/WarrantLiabilitiesDetailsNarrative" id="WarrantLiabilitiesDetailsNarrative">
	  <link:definition>0043 - Disclosure - 12. WARRANT LIABILITIES (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/StockholdersEquityDetailsNarrative1" id="StockholdersEquityDetailsNarrative1">
	  <link:definition>0044 - Disclosure - 13. STOCKHOLDERS' EQUITY (Details Narrative1)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/StockholdersEquityDetailsNarrative2" id="StockholdersEquityDetailsNarrative2">
	  <link:definition>0045 - Disclosure - 13. STOCKHOLDERS' EQUITY (Details Narrative2)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/StockholdersEquityDetailsNarrative3" id="StockholdersEquityDetailsNarrative3">
	  <link:definition>0046 - Disclosure - 13. STOCKHOLDERS' EQUITY (Details Narrative3)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://ambientcorp.com/role/DeferredFinancingCostsDetailsNarrative" id="DeferredFinancingCostsDetailsNarrative">
	  <link:definition>0047 - Disclosure - 14. DEFERRED FINANCING COSTS (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
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    <element id="AMBT_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_SalesAndCustomerConcentrationTextBlock" name="SalesAndCustomerConcentrationTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantLiabilitiesTextBlock" name="WarrantLiabilitiesTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_DeferredFinancingCostsTextBlock" name="DeferredFinancingCostsTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_RecentlyIssuedAccountingPronouncementsPoliciesAbstract" name="RecentlyIssuedAccountingPronouncementsPoliciesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_RestatementOfFinancialStatementsTablesAbstract" name="RestatementOfFinancialStatementsTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_FairValueOfFinancialInstrumentsTablesAbstract" name="FairValueOfFinancialInstrumentsTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_StockbasedCompensationTablesAbstract" name="StockbasedCompensationTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_NetLossIncomePerShareTablesAbstract" name="NetLossIncomePerShareTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_SalesAndCustomerConcentrationTablesAbstract" name="SalesAndCustomerConcentrationTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ProductWarrantyTablesAbstract" name="ProductWarrantyTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantLiabilitiesTablesAbstract" name="WarrantLiabilitiesTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ChangesInEstimatedFairValueOfWarrantLiabilities1" name="ChangesInEstimatedFairValueOfWarrantLiabilities1" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_RestatementOfFinancialStatementsDetailsNarrativeAbstract" name="RestatementOfFinancialStatementsDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_AccumulatedDeficitIncreased" name="AccumulatedDeficitIncreased" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_AdditionalPaidInCapitalIncreased" name="AdditionalPaidInCapitalIncreased" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_NetImpactOfCumulativeAdjustments" name="NetImpactOfCumulativeAdjustments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_FairValueOfFinancialInstrumentsDetailsAbstract" name="FairValueOfFinancialInstrumentsDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_StockbasedCompensationDetailsAbstract" name="StockbasedCompensationDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ResearchAndDevelpmentShareBasedCompensationExpense" name="ResearchAndDevelpmentShareBasedCompensationExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_NetLossIncomePerShareDetailsAbstract" name="NetLossIncomePerShareDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_SalesAndCustomerConcentrationDetailsAbstract" name="SalesAndCustomerConcentrationDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ProductsRevenues" name="ProductsRevenues" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_SoftwareMaintenance" name="SoftwareMaintenance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_InventoryDetailsTextualsAbstract" name="InventoryDetailsTextualsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ProductWarrantyDetailsAbstract" name="ProductWarrantyDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_AccruedExpensesAndOtherCurrentNarrativeDetailsAbstract" name="AccruedExpensesAndOtherCurrentNarrativeDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_AccruedFreight" name="AccruedFreight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantLiabilitiesDetailsAbstract" name="WarrantLiabilitiesDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_RangeDomain" name="RangeDomain" abstract="true" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_UnderlyingStockPrice1" name="UnderlyingStockPrice1" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantLiabilitiesDetails1Abstract" name="WarrantLiabilitiesDetails1Abstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_ExerciseOfWarrants" name="ExerciseOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantLiabilitiesDetailsNarrativeAbstract" name="WarrantLiabilitiesDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_StockholdersEquityDetailsTextualsAbstract" name="StockholdersEquityDetailsTextualsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_StockholdersEquityDetailsTextuals1Abstract" name="StockholdersEquityDetailsTextuals1Abstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_WarrantExercisesAbstract" name="WarrantExercisesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_CommonStockIssuedUponExerciseOfWarrants" name="CommonStockIssuedUponExerciseOfWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_UnexercisedWarrantsExpired" name="UnexercisedWarrantsExpired" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_StockholdersEquityDetailsTextuals2Abstract" name="StockholdersEquityDetailsTextuals2Abstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AMBT_DeferredFinancingCostsDetailsTextualsAbstract" name="DeferredFinancingCostsDetailsTextualsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
</schema>
