FCC ID: 2AU4DDCA Smart Smoke and Carbon Monoxide Alarm Listener with Voice Alerts

FCC ID: 2AU4DDCA Appendix Label TB-RF-074-1.0 FCC ID: 2AU4DDCA Appendix Label Location TB-RF-074-1.0

2.911(d)(5)(i) and (ii)-U, VO 62_ [model] CoveredEqu. X-Sense Innovations Co., Ltd. B4 503D, Tower B, Kexing Science Park, No15 Keyuan Road, Technology Park Community, Yuehai Avenue, Nanshan District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2023-7-25 To whom it may concern:

We, X-Sense Innovations Co., Ltd. hereby certify that the equipment for which authorization is sought (FCC ID:2AU4DDCA) is not covered equipment prohibited from receiving an equipment authorization pursuant to 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (https://Awww.fec.gov/supplychain/coveredlist) as an entity producing covered equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(b) and (d)(5) and (6). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. Sincerely, Signature [7 dU Ju Ae wr, li xu X-Sense Innovations Co., Ltd.

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date:<2023-7-25>

Pursuant to Paragraphs 0.457 and 0.459 of the Commissions Rules (47 C.F.R.) and Section 552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products:

FCC ID Model name 2AU4DDCA SAL100 For the product stated above, we request that the following information be held confidential;

a Long-Term Short-Term Short-Term Exhibits i Confidentiali Confidentiali External Photos [

Internal Photos Block Diagram Xx]

Schematics x Test Setup Photos Users Manual al Parts List Tune Up Operational Descriptions ix The long-term confidentiality exhibits contain our trade secrets and_ proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device. If you have any questions, please feel free to contact me at the address shown below. Sincerely, Name/Title:

Company:

Address:

Phone:

Fax:

E-Mail:

lixu/N/A ( i; Xv guy =A) wu X-Sense Innovations Co., Ltd. B4 503D, Tower B, Kexing Science Park, Nol5 Keyuan Road, Technology Park Community, Yuehai Avenue, Nanshan District, Shenzhen, China 755 2267 0560 755 2267 0560 xu.li@x-sense.com

X-Sense Innovations Co., Ltd. B4 503D, Tower B, Kexing Science Park, Nol5 Keyuan Road, Technology Park Comr tnity, Yuehai Avenue, Nanshan District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2023-7-25 To whom it may concern:

We, the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2AU4DDCA including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own By signing this application form we agree jo Eurofins current valid General Terms and Conditions

(AGB),Testing and Certification Regulations (PZO) which can be viewed on following website www.eurofins.de/ee or retrieved on request. We also hereby certify that no party to this application s subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862 Sincerely, Name/Title : lixu/N/A pe Xu Company: X-Sense Innovations Co., Ltd. Address: B4 503D, Tower B, Kexing Science Park, No15 Keyuan Road, Technology Park Community, Yuehai Avenue, Nanshan District, Shenzhen, China Phone: 755 2267 0560 Fax: 755 2267 0560 E-Mail: xu.li@x-sense.com

X-Sense Innovations Co., Ltd. B4 503D, Tower B, Kexing Science Park, No15 Keyuan Road, Technology Park Community, Yuehai Avenue, Nanshan District, Shenzhen, China Federal Communications Comm Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2023-7-25 U.S. Agent Designation X-Sense Innovations Co., Ltd. acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought FCC ID:

2AU4DDCA Name and company of U.S. agent: ACT Lab LLC Physical U.S. address of agent: 3280 East 59th Street Long Beach, CA 90805 United States FRN of U.S. agent: 0033465568 Email address of U.S. agent: shuber@act-lab.com ACT Lab LLC acknowledges their obligation to accept service of process on behalf of X-Sense Innovations Co., Ltd. X-Sense Innovations Co., Ltd. with the FRN [0028970382] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 DO1. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely,

f ! X Vv OU 4 K, port, Signature Signature lixu Scott Huber X-Sense Innovations Co., Ltd. Senior Technical Director ACT Lab LLC