FCC ID: 2AUUD-ACT Smart bracelet

Shenzhen Mingzhe Technology Co., Ltd Agent Authorization Company: Shenzhen Mingzhe Technology Co., Ltd Address: F5, 4RD, 4#, Fuyong, FengHuang, BaoAn, ShenZhen, China Product Name: Smart bracelet Model Number(s): TRK CF001, ACT, KID Product Description: Smart bracelet FCC ID: 2AUUD-ACT 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:

Name:

Tony Han Title:

Manager Company:

Shenzhen Mingzhe Technology Co., Ltd Date: Nov. 04, 2021

Shenzhen Mingzhe Technology Co., Ltd Date: Nov. 04, 2021 Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Attn: OET Dept. Subject:

Authorization of Change in Identification Reference FCC ID: 2AUUD-TRKCF001 Dear Sir/Madam, This letter grants authorization for representatives of Shenzhen Mingzhe Technology Co., Ltd to apply to the FCC for a change in identification as specified under CFR Title 47 2.933(b) of the FCC rules. This authorization applies to Shenzhen Mingzhe Technology Co., Ltd with Smart bracelet and FCC ID 2AUUD-TRKCF001 . We are aware that Shenzhen Mingzhe Technology Co., Ltd intends to market the above referenced product under their own FCC ID. Sincerely, Signature Name: Tony Han Title: Manager Company: Shenzhen Mingzhe Technology Co., Ltd

Shenzhen Mingzhe Technology Co., Ltd Date: Nov. 04, 2021 Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject:

Request for 2.933 Change in identification of equipment Reference:

FCC ID: (2AUUD-ACT) Dear Sir/Madam,

(Shenzhen Mingzhe Technology Co., Ltd) 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 (2AUUD),under FCC ID: (Original ID: 2AUUD-TRKCF001)with a Grant Date of (03/25/2020)will remain in effect.An authorization letter from the original Grantee is attached. We show that these devices are electrically equivalent.Changed the FCCID number and added the model.The original test results are applicable and continue to represent the 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 : Tony Han Grantee Signature:

Title: Manager Applicant Company: Shenzhen Mingzhe Technology Co., Ltd Applicant Address: F5, 4RD, 4#, Fuyong, FengHuang, BaoAn, ShenZhen, China Applicant phone: +86-15220098179 Applicant Email: sales@tablettec .com

Shenzhen Mingzhe Technology Co., Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2AUUD-ACT Date: Nov. 04, 2021 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 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: Tony Han Title: Manager

Model Difference Declaration To Whom It May Concern, We, Shenzhen Mingzhe Technology Co., Ltd(Smart bracelet) ; Model Number: TRK CF001, ACT, KID; All models the function, software and electric circuit are the same, only with a product color, appearance and model named different. Test sample model: TRK CF001. Please contact me if you have any question. Name: Tony Han Title: Manager Signature of applicant:

Date: Nov. 04, 2021