2BAUG-BXH01Safe Box

1T-BXH01

Rev 1/26/2023 Shenzhen Wanghe Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 04/27/2023 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BAUG-BXH01 Shenzhen Wanghe Technology Co., 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. Sincerely, Signature: Company name: Shenzhen Wanghe Technology Co., Ltd Address: Rm105, Buliding 3, 1970 Technology Park Minzhi Community, Longhua District, Shenzhen, China Name: Xiaofeng Chen Phone: 13554731661 Email: [email protected]

Rev 1/26/2023 Shenzhen Wanghe Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 04/27/2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BAUG-BXH01 Shenzhen Wanghe Technology Co., 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 an entity producing “covered” equipment. Sincerely, Signature: Company name: Shenzhen Wanghe Technology Co., Ltd Address: Rm105, Buliding 3, 1970 Technology Park Minzhi Community, Longhua District, Shenzhen, China Name: Xiaofeng Chen Phone: 13554731661 Email: [email protected]

Shenzhen Wanghe Technology Co., Ltd Rm105, Buliding 3, 1970 Technology Park Minzhi Community, Longhua District, Shenzhen, China Date: 04-27-2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BAUG-BXH01 US Agent – Attestation Statement / Part 2.911(d)(7) Shenzhen Wanghe Technology Co., Ltd certifies, that as of 2023/04/27, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2BAUG-BXH01. Shenzhen Wanghe Technology Co., Ltd, accepts to maintain an agent of 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. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Shenzhen Wanghe Technology Co., Ltd for FCC ID: 2BAUG-BXH01. Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Shenzhen Wanghe Technology Co., Ltd Designated Agent: FCC US Agent, LLC Company Representative: Xiaofeng Chen Designated Agent Representative: Tim Payne Signature: Signature:

1/1 Shenzhen Wanghe Technology Co., Ltd Declaration of difference Date: 04-27-2023 To Whom It May Concern: The Product: Safe Box Model No.: 1T-BXH01,1T-BXH01-BN, 1T-BXH02, 1T-BXH03, 1T-BXH04, 1T-BXH05 All models are identical in schematic and structure, only the model name and appearance color are different. These differences don't affect the RF parameter. There is no influence on the test results. Yours sincerely, Signatory Company name: Shenzhen Wanghe Technology Co., Ltd Address: Rm105, Buliding 3, 1970 Technology Park Minzhi Community, Longhua District, Shenzhen, China Name: Xiaofeng Chen Phone: 13554731661 Email: [email protected]

Rev 11/20/07 Shenzhen Wanghe Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2BAUG-BXH01 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name (Block Diagram, Schematics, Operational Description) (Block Diagram.pdf, Schematics.pdf, Operational Description.pdf”) The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for 180 days from grant date: Exhibit Type File Name (External Photos, Internal Photos, Test Setup Photos, Manual) (External Photos.pdf, Internal Photos.pdf, Test Setup Photos.pdf, User Manual.pdf) Sincerely, (signature) (printed name) Xiaofeng Chen

\\192.168.2.2\技术专用\2023项目存档\Q23020805 网禾\-2E RF\Apply\letter\POA_Letter.docx Shenzhen Wanghe Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 04/27/2023 SUBJECT: FCC Application for FCC ID: 2BAUG-BXH01 To Whom It May Concern: We, the undersigned, hereby authorize _ Damon Hu _ at _ Dongguan Dongdian Testing Service Co.,Ltd. _ on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by _ Dongguan Dongdian Testing Service Co.,Ltd. _ on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, (signature) Name: Xiaofeng Chen Title: Manager

Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 1 of 11 Appendix I: Photos of the EUT Product Name : Safe Box Model Number : 1T-BXH01 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 2 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 3 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 4 of 11

Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 5 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 6 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 7 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 8 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 9 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 10 of 11 Dongguan Dongdian Testing Service Co., Ltd. Case No.: DDT-Q23020805-1E Page 11 of 11 END BT antenna

Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 1 of 6 RF EXPOSURE REPORT FOR Issued By: Dongguan Dongdian Testing Service Co., Ltd. Add: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808 Tel: +86-0769-38826678, E-mail: [email protected], http://www.dgddt.com Applicant : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China Equipment under Test : Safe Box Model No. : 1T-BXH01,1T-BXH01-BN, 1T-BXH02, 1T-BXH03, 1T-BXH04, 1T-BXH05 Trade Mark : N/A FCC ID : 2BAUG-BXH01 Manufacturer : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China Report No.: DDT-RE23020805-2E02 Issued Date: Apr. 27, 2023 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 2 of 6 Table of Contents Test report declares.......................................................................................................3 1. General information ........................................................................................................ 5 1.1. Description of Equipment ............................................................................................... 5 1.2. Assess laboratory ........................................................................................................... 5 2. RF Exposure evaluation ................................................................................................. 6 2.1. Requirement ................................................................................................................... 6 2.2. Estimation Result ........................................................................................................... 6 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 3 of 6 Test Report Declare Standard Used: KDB447498 D01 General RF Exposure Guidance v06 We Declare: The equipment described above is assessed by Dongguan Dongdian Testing Service Co., Ltd and in the configuration assessed the equipment complied with the standards specified above. The assessed results are contained in this report and Dongguan Dongdian Testing Service Co., Ltd is assumed of full responsibility for the accuracy and completeness of these assess. After evaluation, our opinion is that the equipment In Accordance with above standard. Report No.: DDT-RE23020805-2E02 Date of Receipt: Feb. 17, 2023 Date of Test: Feb. 17, 2023 ~ Apr. 24, 2023 Prepared By: Approved By: ___________________ ______________________ Jacky Huang/Engineer Damon Hu/EMC Manager Note: This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Dongguan Dongdian Testing Service Co., Ltd. Applicant : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China Equipment under Test : Safe Box Model No. : 1T-BXH01,1T-BXH01-BN, 1T-BXH02, 1T-BXH03, 1T-BXH04, 1T-BXH05 Trade mark : N/A Manufacturer : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China E S T T I N N A I G D S G E N R O V D I C E N A C U O G . , G L N T O D D . Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 4 of 6 Revision History Rev. Revisions Issue Date Revised By --- Initial issue Apr. 27, 2023 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 5 of 6 1. General information 1.1. Description of Equipment 1.2. Assess laboratory Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808. Tel.: +86-0769-38826678, http://www.dgddt.com, Email: [email protected]. CNAS Accreditation No. L6451; A2LA Accreditation Number: 3870.01 FCC Designation Number: CN1182, Test Firm Registration Number: 540522 Innovation, Science and Economic Development Canada Site Registration Number: 10288A Conformity Assessment Body identifier: CN0048 VCCI facility registration number: C-20087, T-20088, R-20123, R-20155, G-20118 EUT* Name : Safe Box Model Number : 1T-BXH01,1T-BXH01-BN, 1T-BXH02, 1T-BXH03, 1T-BXH04, 1T- BXH05 Difference of model number : All models are identical except that they differ in appearance and color. Therefore, the test model was 1T-BXH01. EUT function description : Please reference user manual of this device Power supply : DC 5 V by external AC adapter and Battery 1.5V*4(Size: AA*2) Radio Specification : Bluetooth V4.2 Operation frequency : 2402MHz-2480MHz Modulation : GFSK Data Rate : 1 Mbps Antenna Type : PCB antenna, maximum PK gain: 1.32 dBi Sample Number : S23020805-02 for radiation, S23020805-03 for conductive Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-RE23020805-2E02 Page 6 of 6 2. RF Exposure evaluation 2.1. Requirement According to 447498 D01 General RF Exposure Guidance v06 The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·[√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where: f(GHz) is the RF channel transmit frequency in GHz Power and distance are rounded to the nearest mW and mm before calculation The result is rounded to one decimal place for comparison 2.2. Estimation Result Manufacturing Tolerance BLE GFSK (Peak) Channel Channel 0 Channel 39 Channel 78 Target (dBm) -8.0 -9.0 -10.0 Tolerance ±(dB) 1.5 1.5 1.5 Estimation Result Worse case is as below: [2402 MHz, -8.2 dBm, 0.15 mW) output power] (0.15/5)·[√2.402(GHz)] = 0.046 < 3.0 for 1-g SAR Then SAR evaluation is not required END OF REPORT

Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-RE23020805-2E01 Page 1 of 52 FCC CERTIFICATION TEST REPORT FOR Issued By: Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808 Tel.: +86-0769-38826678, E-mail: [email protected], http://www.dgddt.com Applicant : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China Equipment under Test : Safe Box Model No. : 1T-BXH01,1T-BXH01-BN, 1T-BXH02, 1T-BXH03, 1T-BXH04, 1T-BXH05 Trade Mark : N/A FCC ID : 2BAUG-BXH01 Manufacturer : Shenzhen Wanghe Technology Co., Ltd Address : Rm105, Buliding 3, 1970 Technology Park, Minzhi Community, Minzhi Street, Longhua District, Shenzhen, China Report No.: DDT-RE23020805-2E01 Issued Date: Apr. 27, 2023 Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-RE23020805-2E01 Page 2 of 52 Table of Contents Test report declares........................................................................................................4 1. Summary of Test Results ............................................................................................... 6 2. General Test Information ............................................................................................... 7 2.1. Description of EUT ......................................................................................................... 7 2.2. Accessories of EUT ........................................................................................................ 7 2.3. Assistant equipment used for test .................................................................................. 7 2.4. Block diagram of EUT configuration for test .................................................................. 8 2.5. Test environment conditions .......................................................................................... 8 2.6. Deviations of test standard............................................................................................. 8 2.7. Test laboratory ............................................................................................................... 8 2.8. Measurement uncertainty ............................................................................................... 9 3. Equipment Used During Test ....................................................................................... 10 4. 6 dB Bandwidth and 99% Bandwidth ........................................................................... 11 4.1. Block diagram of test setup .......................................................................................... 11 4.2. Limits ............................................................................................................................ 11 4.3. Test procedure ............................................................................................................. 11 4.4. Test result ..................................................................................................................... 11 4.5. Original test data .......................................................................................................... 12 5. Maximum Peak Output Power ..................................................................................... 14 5.1. Block diagram of test setup .......................................................................................... 14 5.2. Limits ............................................................................................................................ 14 5.3. Test procedure ............................................................................................................. 14 5.4. Test result ..................................................................................................................... 14 5.5. Original test data .......................................................................................................... 15 6. Power Spectral Density ................................................................................................ 16 6.1. Block diagram of test setup .......................................................................................... 16 6.2. Limits ............................................................................................................................ 16 6.3. Test procedure ............................................................................................................. 16 6.4. Test result ..................................................................................................................... 16 6.5. Original test data .......................................................................................................... 17 7. Band Edge Compliance (Conducted Method) ............................................................. 18 7.1. Block diagram of test setup .......................................................................................... 18 7.2. Limits ............................................................................................................................ 18 7.3. Test procedure ............................................................................................................. 18 7.4. Test result ..................................................................................................................... 19 7.5. Original test data .......................................................................................................... 19 8. Radiated Emission ....................................................................................................... 20 8.1. Block diagram of test setup .......................................................................................... 20 Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-RE2…

Text truncated - open the document above for the full version.

天线规格 SHEN ZHEN SKYLINK TECHNOLOGY CO .,LTD 样 品 承 认 书 SPECIFICATION FOR APPROVAL Company Name ：SHEN ZHEN SKYLINK TECHNOLOGY CO .,LTD Company Address ：5D, Building L, No. 26, Lane 2, Liuxian First Road, District 71, Bao 'an District, Shenzhen Material Code：QH01 Approval Date ： 2023-03-02 Supplier Name ：SHEN ZHEN SKYLINK TECHNOLOGY CO .,LTD Supplier model：Bluetooth Test equipment Antenna matching circuit Return loss efficiency or gain Direction chart（2400MHz） Direction chart（2450MHz） Direction chart（2500MHz）

Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-RE23020805-2E01 Page 50 of 52 14. Test Setup Photograph Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-RE23020805-2E01 Page 51 of 52