FCC ID: 2A3SYKCM001AS ChefMaker

SPECIFICATION SPECIFICATION SHEET FOR APPROVAL RevisionRA1 CUSTOMER() CS P/N() PART NAME() FREQUENCY() ZTX NO.() DATE() Hesung Innovation Limited HSCX-C1 WIFI Antenna 2400~2500MHz K.00000024 2023-01-30 CUSTOMER Internal model:T02B QA ME RF CHECKED CHECKED CHECKED MANAGER CHECKED Remark() Sign() Shenzhen ZTX Communication Technology Co., Ltd MANAGER CHECKED MANAGER CHECKED ME RF CHECKED CHECKED LISTER Lai Ningping Gu Jin ping 34 () 518000 Address: No.34, Shilong Avenue, Shiyan Town, Baoan District, Shenzhen, (Tengda Industrial Park) 518000 0755-27588320 0755-27588045 http://www.chinaztx.com Tel.: 0755-27588320 Fax: 0755-27588045 http://www.chinaztx.com CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 1 of 9 ANTENNA SPECIFICATION Revision history NO A0 A1 Date 2022-12-15 2023-01-30 The first edition editio princeps Wire extension by 15mm CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 2 of 9 ANTENNA SPECIFICATION Index Revision history lndex Mechanical Specification 1-1 Mechanical Specification(WIFI Antenna) Test equipment Test Results Surmmary 3-1 OTA Test 3-2 Transmit Test 3-3 VSWR 3-4 No-source test data 3-5 Environment treatment 3-6 2D/3D Radiation Pattern Results Environment Characteristic The packing way 1 2 3 4 5 1 2 3 3 4 5 5 5 6 6 7 7 8 9 CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 3 of 9 ANTENNA SPECIFICATION 1. Mechanical Specification 1-1 Mechanical ConfigurationWIFI Antenna CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 4 of 9 ANTENNA SPECIFICATION 2. Test equipment CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 5 of 9 ANTENNA SPECIFICATION 3.Test Results Surmmary 3-1 OTA Test 3-2 Transmit Test CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 6 of 9 ANTENNA SPECIFICATION 3-3 VSWR 3-4 No-source test data CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 7 of 9 ANTENNA SPECIFICATION 3-5 Environment treatment antenna position 3-6 2D/3D Radiation Pattern Results xoy yoz xoz z x y Shenzhen ZTX Communication Technology Co., Ltd CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 8 of 9 ANTENNA SPECIFICATION 4.Environment Characteristic NO. ITEM TEST CONDITION SPECIFICATION 4-1 High Temperature/Humidity 1.Temperature: +70 2 No material deformation is Storage Test(non operating) 2.Humidity: 90~95%RH allowed. 3.Time: 48hrs 4-2 Low Temperature/Humidity 1.Temperature: -302 The VSWR, Gain, Radiation Storage Test(non operating) 2.Humidity: 0%RH Pattern must be met 3.Time:48hrs specifications after these test. CUS P/N :HSCX-C1 WIFI Antenna ZTX P/N :HSCX-C1 WIFI Antenna ApplicationDate:Dec,15,2022 Editor:

Rev: R:A1 Page 9 of 9 ANTENNA SPECIFICATION 5.The packing way

FSET SIZA MEAHWH BADD Hesung Innovation Limited Date: December 15, 2023 Product Model Number: DR-KCMO001AS, WDR-CM001AS, DTCM01AS, DWCM01AS, DCCMO01AS, DBCM01AS FCC ID: 2A3SYKCM001AS To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following:

e Testing e Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By: Bera Yang Dever Contact Listed on FCC Wesbite Title: Poject Manager Email: bera.yang@hesung.com Telephone: +86-13826971634 On behalf of: Hesung Innovation Limited Effective Date: A pril 2, 2020 764-8 Ave ization Letter Template Revision Date QSF 7 6.4-8 Agent Authorization Letter Template Revision: 0 Page | of |

FSET SIZA MEAHWH BADD Hesung Innovation Limited Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: December 15, 2023 Subject; Request for Confidentiality FCC ID: 2A3SYKCM001AS To Whom It May Concern, Pursuant to the provisions of the Commission's 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.

[x] Schematic Diagram Block Diagram Operational Description 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 CL) Test Setup Photos C] Internal Photos

(] User Manual

(] For 45 days, pursuant to Public Notice DA 04-1705. OR C For 180 days pursuant to KDB 726920 DO1. 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: Bever Name:Bera Yang Title: Poject Manager

FSET SIZA MEAHWH BADD Hesung Innovation Limited Model Confirmation Letter We, Hesung Innovation Limited certify the product:

ChefMaker Model No.: DR-KCM001AS, WDR-CM001AS, DTCM01AS, DWCMO01AS, DCCMO1AS, DBCM01AS Their electrical circuit design, layout, components used and internal wiring are identical, Only the model NO. are different. Signiture: bow Grantee Contact: Bera Yang Company Name: Hesung Innovation Limited Date: December 15, 2023

FSET SIZA MEAHWH BADD Hesung Innovation Limited Address: Room 803, Chevalier House, 45-51 Chatham Road South, Tsim Sha Tsui , Kowloon, HongKong FRN: 0031685647 Date: December 15, 2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(7) Filing SUBJECT: FCC Application for FCC ID: 2A3SYKCM001AS Hesung Innovation Limited certifies that, as of the date of the filing of the application, Cleveland International Trade Agency. is our designated U.S. agent for service of process for the above referenced FCC ID. Hesung Innovation Limited accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Cleveland International Trade Agency accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information:

Name: Cleveland International Trade Agency Address: 4033 ST Clair Ave, Cleveland, OH 44103, USA FRN: 0033401837 Contact Person: Becky Deng Tel.: 216-600-0606 Email: Georgewu7012@gmail.com Sincerely, Signed on behalf of Hesung Innovation Limited Signed on behalf of Cleveland International Trade Agency i S signature signature Name: Bera Yang Name: Becky Deng Title: Poject Manager Title: Manager Date: 2023-12-8 Date:2023-12-8 Pohy Des Dube D a

FSET SIZA MEAHWH BADD Hesung Innovation Limited Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: December 15, 2023 FCC ID: 2A3SYKCMO001AS Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing Hesung Innovation Limited 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing Hesung Innovation Limited certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Applicant: Hesung Innovation Limited Address: Room 803, Chevalier House, 45-51 Chatham Road South, Tsim Sha Tsui , Kowloon, HongKong Contact Person: Bera Yang Tel.: +86-13826971634 Email: bera.yang@hesung.com Sincerely, Signature: bevo.