FCC ID: 2AVJJBT110040CHS BT-1100 Bluetooth Heating Systems

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Label Location The label is In the form of woven fabric, sewn to clothing along with the product

Matsum Inc DBA: Venture Heated Clothing Date:2022-05-10 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality for FCC ID: 2AVJJBT110040CHS To Whom it may concern:

Pursuant to sections 0.457 and 0.459 of Commissions Rules(CFR 47), and Section 552(b)(4) of the Freedom of Information Act, Matsum Inc DBA:

Venture Heated Clothing hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA04-1705. This provision will give Matsum Inc DBA:

Venture Heated Clothing temporary confidentiality of commercially sensitive information prior to product release. The requested Permanent and Short-Term Confidential exhibits are listed as follows:

PERMANENT AND SHORT-TERM CONFIDENTIAL LIST PERMANENT SHORT-TERM Exhibit 1 2 3 4 5 6 7 8 Description Block Diagram Operational Description Schematics BOM External Photos Internal Photos Test-Setup Photos User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory:

Name:Edward Chen Company name:Matsum Inc DBA: Venture Heated Clothing Address:3621 Serpentine Drive, Los Alamitos, California 90720, United State Tel: 3109854335 Email: eddie@ventureheat.com

Matsum Inc DBA: Venture Heated Clothing Model Confirmation Letter We, Matsum Inc DBA: Venture Heated Clothing certify that the product have ten models as below: BT-110060CG2BHS, BT-110030CHS, BT-110030C2BHS, BT-110030CG2BHS, BT-110040CHS, BT-110040C2BHS, BT-110040CG2BHS, BT-110050C2BHS, BT-110050CG2BHS and BT-110060C2BHS are the very similar products. These ten models only differ in the number of heating plates. In addition to the hardware differences described above, other parts electrical circuit design, layout, components used and internal wiring are exactly the same.We have evaluated those changes in EMC. No other RF parameters changes. Date:

City:

Name:

Signature:

2022-05-10 Los Alamitos Edward Chen

Matsum Inc DBA: Venture Heated Clothing Date: 2022-05-10 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 ID: 2AVJJBT110040CHS To Whom It May Concern:

The Matsum Inc DBA: Venture Heated Clothing, the undersigned, hereby authorizes Miss. Wendy Zhan from Shenzhen Morlab Communications Technology Co., Ltd., to act on the behalf of the Matsum Inc DBA: Venture Heated Clothing solely in matters relating to the application for an FCC equipment authorization for FCC including the signing of documents in connection with this Application. Necessary acts carried out Shenzhen Morlab Communications Technology Co., Ltd. on our behalf of the Matsum Inc DBA: Venture Heated Clothing in connection with the Application shall have the same effect as acts of the Matsum Inc DBA: Venture Heated Clothing. Matsum Inc DBA: Venture Heated Clothing also hereby certify that no party to this application is 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. Thank you for your attention to this matter. Yours Sincerely, Signatory:

Contact name:Edward Chen Title:General Manager Tel:3109854335 Email:eddie@ventureheat.com Company name: Matsum Inc DBA: Venture Heated Clothing

Matsum Inc DBA: Venture Heated Clothing Suppliers Declaration Of Conformity for the FCC SDoC Procedure The following Equipment adapt FCC SDoC Procedure according to FCC part 2.906 :

Product Name: BT1100 Bluetooth Heating Systems Brand Name: Venture Heat Model Number: BT110060CG2BHS, BT110030CHS, BT110030C2BHS, BT110030CG2BHS, BT 110040CHS, BT110040C2BHS, BT110040CG2BHS, BT110050C2BHS, BT110050CG2BHS, BT 110060C2BHS Report Number:SZ22040129E01 Its herewith confirmed to comply with the requirements of FCC Part 15 Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and

(2) This device must accept any interference received, including interference that may cause undesired operation. It is understood that each unit marketed is identical to the device as tested, and any changes to the device that could adversely affect the emission characteristics will require retest. The following importer / responsible party in United States:

Not Available at Certification Stage Company Name: N/A Company Address: N/A Telephone: N/A Fax: N/A Person is responsible for marking this declaration:

Edward Chen ____________________________________ Name (Full name)Position / Title General Manager ______________________________________ ____________________________________ Legal Signature ______________________________________ Date 20220510