FCC ID: 2BCGWC420 Smart Wire-Free Security Camera

Big Field Global PTE. Ltd. Authority to Act as Agent Date: November 2, 2023 American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 To Whom It May Concern:

BTL Inc./Rose Liu is authorized to act on our behalf, until otherwise notified, for applications to American Certification Body, Inc. (ACB). We certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Further, no party, as defined in 47 CFR 1.2002 (b), to the application is subject to denial of federal benefits, that includes FCC benefits. We also declare that the information provided to the FCC is true and correct to the best of our knowledge (47 CFR 2.911(d)) and we have been informed of the grantee responsibilities (47 CFR 2.909) with regard to certified equipment. Thank you, Agency Agreement Expiration Date: 2024-11-01 By:

(Signature1) Sarah Wang

(Print name) Title:

Regulatory Compliance Manager On behalf of: Big Field Global PTE. Ltd.

(Company Name) Telephone:

+86 755 21534921 1 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead. 030122-15

U.S. Agent Designation for Service of Process

(Applicant and U.S. Agent are Separate Parties) TO: American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 ATTENTION: FCC Certification Section 2.911(d}(7) Information Designated U.S. Agent Company Name: VISHTEC LLC Contact Name: Alan Graham Street Address: 9888 W Belleview Ave Ste 2142 Denver CO 80123 City/Province/Zip: 80123 Telephone No: (571) 4007350 Email: Alan.graham@vish-tec.com FRN #: 0033407131 This letter is to confirm that we (the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process for the limited purpose of compliance with section 47 CFR 2.911(d)(7) only and not for any other purpose, on behalf of the Applicant noted below. U.S. Agent Signature:

For and on behalf ot Date:2023/8/28 VISHTEC LLC The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-

related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Big Field Global PTE. Ltd. Grantee Code: 2BCGW FRN #: 0034122556 Contact Name: Sarah Wang Street Address: 7 Temasek Boulevard #29-03 Suntec Tower One, Singapore 038987 City/Province/Zip: Singapore Telephone No: +65-97538388 Email: certification@tp-link.com Applicant Signature: Sa Date: 2023/8/28 rah Wa Signed by (Printed Name/Title) Sarah Wang 1. Letters should be placed on appropriate letterhead.

TP-Link Corporation Limited Federal Communications Commission, Date: 2023.11.01 Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD. 21046 Attention: Equipment Authorization Branch CHANG IN IDENTIFICATION OF EQUIPMENT We, TP-Link Corporation Limited declare on our sole responsibility that Big Field Global PTE. Ltd. may apply Change in FCC Identifier as established in 47CFR 2.933(b) for currently approved devices listed below. FCC ID: 2AXJ4C420 Regards,

TP-Link Corporation Limited Sarah Wang V1.0

Big Field Global PTE. Ltd. Federal Communications Comission, Date: 2023.11.01 Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD. 21046 Attention: Equipment Authorization Branch CHANG IN IDENTIFICATION OF EQUIPMENT We, Big Field Global PTE. Ltd. request to apply for a new FCC ID as established in 47CFR 2.933(b) for a currently approved device. This application will establish a new FCC ID: 2BCGWC420 Per 2.933(b) 1. The original identification is FCC ID: 2AXJ4C420 2. The original grant date is 10/28/2023 3. The equipment is electrically identical. There is no change in design, circuitry or construction. 4. The original test results are applicable and representative of this changed device. 5. Exterior photographs are included in this application. External photos with label location and type label sample drawing are electronically submitted as attachments. Sincerely,

Sarah Wang Big Field Global PTE. Ltd. V1.0

Big Field Global PTE. Ltd. To: Federal Communications Commission Date: 2023/11/01 7435 Oakland Mills Road Columbia, MD 21046 USA Attestation Section 2.911(d)(5)(i) and Section 2.911(d)(5)(ii)

(KDB 986446 D01 Covered Equipment) Section 2.911(d)(5)(i) Big Field Global PTE. Ltd. (the applicant) certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Section 2.911(d)(5)(ii) Big Field Global PTE. Ltd. (the applicant) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing covered equipment. Type of Equipment subject to FCC Certification: DTS FCC ID: 2BCGWC420 If you have any questions, please feel free to contact me Contact Person:

Position in the Company: Regulatory Compliance Manager Date of Signature:

Sarah Wang 2023/11/01 ___________________________ Signatory

(signature of the applicant)