system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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test process details, (b) All process variables and their control methods, (c) statistical process control methods used for monitoring and improvements, (d) quality and performance targets to be achieved as specified by Sonos, and (e) the necessary corrective actions planned. Each Quality Plan will be developed and owned jointly between the Parties, but Sonos will remain the owner of the Quality Plan and has final decision making authority of its contents. 9.0 REPAIR SERVICES; PROVISION FOR EXTENDED WARRANTY. 9.1. Technical Assistance. Each party shall make available to the other, [*], ongoing technical assistance with respect to the Product. 9.2. Repair Services. Pursuant to Exhibit E, IAC shall provide the RMA and repair services to Sonos upon request for a minimum of [*] from the date on which Sonos discontinues the sale of any Product on the terms and conditions set forth therein. Fees for such services, when required to be paid, shall be pursuant to the provisions in Exhibit E. It is expressly understood and agreed to by IAC that this Agreement does not grant IAC an exclusive privilege or right to repair or replace any or all Product purchased by Sonos under this Agreement. Sonos may perform the repairs or Sonos may elect to contract with other suppliers for the required repair or replacement services. 9.3. Extended Warranty. If requested by Sonos, IAC agrees to provide extended warranty coverage, [*]. The cost of such extended warranty coverage shall be mutually agreed upon in writing by the Parties on an individual Product basis, and included in the revised Statement of Work for each specified Product. Page 18 of 38 *Confidential Treatment Requested 10.0 REPRESENTATIONS AND WARRANTIES. 10.1. Mutual Warranty. Each party warrants and represents to the other that (i) it has the full corporate power and authority to enter into and carry out its obligations under this Agreement, and (ii) the execution and delivery of the Agreement by such party, and the performance by such party of its obligations pursuant to the Agreement, will not result in any material violation of or constitute a default under, any material agreement or obligation to which such party is currently bound. 10.2. Product Warranty by IAC. IAC hereby represents and warrants that for a period of [*] after the Manufacturing Date (the "Warranty Period"), a Product Unit will be free from defects in manufacturing process and defects in workmanship, will conform to general expectations of performance of wireless audio products and will conform to the Statement of Work for the applicable Product. For any Product Unit which is agreed between the Parties (such agreement to be made fairly and reasonably) to be non conforming to the above product warranty, IAC will, [*]. The warranty granted in this Section 10.2 will not apply to Product Units that have been misused, modified, damaged, abused, improperly stored (by a party other than IAC, an IAC affiliate, or an IAC subcontractor), tampered with or otherwise altered by any party other than IAC, an IAC Affiliate or an IAC Subcontractor. The above warranty is provided to Sonos as a standard warranty, [*]. If Sonos requests an extension of the Warranty Period, the parties will negotiate in good faith to determine an appropriate charge to extend the Warranty Period. 10.3. Third Party Component Warranty by IAC. IAC hereby warrants that (i) any IAC Sourced Component shall comply with the European Union Directive 2002/95/EC on the Restriction on the Use of Certain Hazardous Substances in electrical and electronic equipment or other similar environmental regulations that IAC is aware of, and (ii) any IAC Sourced Component shall be original. IAC will pass to Sonos all Component suppliers' warranties to the extent that they are transferable. 10.4. DISCLAMER. EXCEPT AS EXPRESSLY SET OUT IN THIS SECTION, EACH PARTY MAKES NO WARRANTY OR REPRESENTATION, EITHER EXPRESS OR IMPLIED, REGARDING THE PRODUCT OR ANY SERVICES TO BE PROVIDED UNDER THIS AGREEMENT, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR NON-INFRINGEMENT OR FITNESS FOR A PARTICULAR PURPOSE. 11.0 INDEMNITY. 11.1. Indemnification by Sonos. Subject to Section 11.4, Sonos shall defend, indemnify and hold harmless IAC and its Affiliates, and their officers, directors, employees, shareholders, agents, successors and assigns from and against any and all loss, damages, liabilities, settlements, costs and expenses (including reasonable legal expenses and the expenses of other necessary professionals) as incurred, resulting from or arising out of breach of : (i) any representation or warranty provided by Sonos under this Agreement. (ii) the gross negligence or willful misconduct of Sonos, or its employees,
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Extract the exact clause related to "Warranty Duration" from the excerpt above.

assistant: IAC hereby represents and warrants that for a period of [*] after the Manufacturing Date (the "Warranty Period"), a Product Unit will be free from defects in manufacturing process and defects in workmanship, will conform to general expectations of performance of wireless audio products and will conform to the Statement of Work for the applicable Product.