FCC ID: 2BCKI-UM-A Microphones

Guangzhouquledianzikejiyouxiangongsi Section 2.911(d)(5)(i) Certification EquipmentType Company name: Guangzhouquledianzikejiyouxiangongsi Address: A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China Product Name: Microphones FCCID: 2BCKI-UM-A Model(s): UM-A, UM-B, UM-C, UM-D, UM-E, UM-F 2.911(d)(5)(i) EquipmentType We, [Guangzhouquledianzikejiyouxiangongsi] (the applicant) certify that the equipment for which authorization is sought through certification is not:

Prohibited from receiving an equipment authorization pursuant to 2.903; of the FCC rules. Identified as an equipment type in the Covered ListNOTE 1 Yours sincerely, Name:zehong zhong Date: Aug. 22, 2023 Title: Manager Company name: Guangzhouquledianzikejiyouxiangongsi Signature:

NOTE 1 Covered List; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References;

1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the 2.911(d)(5)(i)EquipmentTypeAttestationv1.2

Guangzhouquledianzikejiyouxiangongsi Section 2.911(d)(5)(ii) Certification Applicant (Covered List ) Company name: Guangzhouquledianzikejiyouxiangongsi Address: A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China Product Name:Microphones FCCID: 2BCKI-UM-A Model(s): UM-A, UM-B, UM-C, UM-D, UM-E, UM-F 2.911(d)(5)(ii) Applicant filing We, [Guangzhouquledianzikejiyouxiangongsi] (the applicant) certify that, as of the date of the filing of the application, the applicant is not identifiedNOTE 1on the Covered ListNOTE 2, established pursuant to 1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: zehong zhong Title: Manager Date: Aug. 22, 2023 Company name: Guangzhouquledianzikejiyouxiangongsi Signature:

NOTE 1 Delete option not applicable to this application. NOTE 2 Covered List; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References;

1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the 2.911(d)(5)(ii)ApplicantAttestationv1.3

Guangzhouquledianzikejiyouxiangongsi Section 2.911(d)(7) USA Agent for Service of Process Company name: Guangzhouquledianzikejiyouxiangongsi Address: A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China Product Name: Microphones FCCID: 2BCKI-UM-A Model(s): UM-A, UM-B, UM-C, UM-D, UM-E, UM-F 2.911(d)(7) USA Designated Agent for Service of Process We, [Guangzhouquledianzikejiyouxiangongsi] (the applicant) designate [USA MEIHUA TRADING INC]NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent: We Acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our 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. Agent obligation: We Acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address 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. 2.911 (d)(7)USA Agentv1.3 Guangzhouquledianzikejiyouxiangongsi USA Agent Company name: USA MEIHUA TRADING INC Address: 5379 Pine Valley Ct Boulder CO 80301 United States FCC Registration Number (FRN):0033406166 Contact Name: Harley Quinn Telephone No: 1-312-363-9424 Email: meihua-trading-inc@foxmail.com Signature:

Applicant Company name:

Guangzhouquledianzikejiyouxiangongsi Address: A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China FCC Grantee Code: 2BCKI Contact Name: zehong zhong Telephone No: 020-61807561 Email: ggspeakers@163.com Signature:

Title: Manager Date: Aug. 21, 2023 Title: Manager Date: Aug. 21, 2023 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference;Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the 2.911 (d)(7)USA Agentv1.3

Guangzhouquledianzikejiyouxiangongsi Agent Authorization Company: Guangzhouquledianzikejiyouxiangongsi Address: A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China Product Name: Microphones Model Number(s): UM-A, UM-B, UM-C, UM-D, UM-E, UM-F Product Description: Microphones FCC ID: 2BCKI-UM-A We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature:

Date: Aug. 22, 2023 Name:

zehong zhong Title:

Manager Company:

Guangzhouquledianzikejiyouxiangongsi

Guang gzhoush higaiguke ejiyouxia angongs i Date: S September r 1, 2023 al Commun ment Autho Oakland Mi bia, MD 21 nications C orization Di lls Road 046 Federa Equipm 7435 O Columb USA Commission n ivision Attn:

OET Dept t. Subject t:

Aut horization of Change e in Identifi cation Referen nce FCC C ID: 2A8N NW-UM Dear S ir/Madam, This let Guang identific tter grants gzhouquled cation as s authorizat dianzikejiyo specified un tion for rep ouxiangon nder CFR presentative gsi to ap Title 472.9 es of ply to the F 933(b) of th FCC for a he FCC rul n change in les. This au and FC uthorization CC ID: 2A8 n applies to o Guangz

. 8NW-UM zhoushigaig gukejiyoux xiangongsi with Mic rophone We are above r e aware tha referenced at Guangz d product u zhouquledi under their ianzikejiyo own FCC uxiangong ID. gsi intends s to market t the Sincere ely, ure Signatu Name:

Title: M Compa Manager any: Guang Zehong Z Zhong gzhoushiga aigukejiyou si uxiangongs

Guangzhouquledianzikejiyouxiangongsi Date:August 22, 2023 Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject:

Request for 2.933 Change in identification of equipment Reference:

FCC ID: 2BCKI-UM-A Dear Sir/Madam,

(Guangzhouquledianzikejiyouxiangongsi) requests a Change in Identification for a currently approved device. This application will establish a new FCC ID for purpose of marketing. The original Grant for (2A8NW),under FCC ID: (2A8NW-UM) with a Grant Date of (09/27/2022) will remain in effect.An authorization letter from the original Grantee is attached. We attest that the equipment is electrically identical. Only the applicants information, product name, model name and FCC ID are different.The original test results are applicable and continue to be representative of this device. The following files are provided as attachments:

Cover letter giving permission from original Applicant for Change in ID External photos showing no physical changes to this device New FCC identification label and its location. Thanks and Best Regards, Name: zehong zhong

(Grantee Signature)

(Applicant Company) Guangzhouquledianzikejiyouxiangongsi Applicant Address) A1091, 501 Room 1 building, NO50 Beihuan Road zhucun village, Tianhe zone, Guangzhou, China

(Applicant phone) 020-61807561

(Applicant Email) ggspeakers@163.com

Guangzhouquledianzikejiyouxiangongsi Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2BCKI-UM-A Date: 08/22/2023 To Whom It May Concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: zehong zhong Title: Manager

Guangzhouquledianzikejiyouxiangongsi Model Difference Declaration To Whom It May Concern, We, Guangzhouquledianzikejiyouxiangongsi (Microphones); Model Number: UM-A, UM-B, UM-C, UM-

D, UM-E, UM-F; All models the function, software and electric circuit are the same, only with product model named different. Test sample model: UM-A Please contact me if you have any question. Signature:

Name:

zehong zhong Title:

Manager Date: Aug. 22, 2023