2AQ3A-STE51BR2424REMOTE

2412-2462MHz

Shenzhen VanTop Technology & Innovation Co., Ltd. 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jun. 12, 2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2AQ3A-STE51BR2424 [Shenzhen VanTop Technology & Innovation 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, (Applicant signature) (Davy Wong)

Shenzhen VanTop Technology & Innovation Co., Ltd. 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jun. 12, 2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2AQ3A-STE51BR2424 [Shenzhen VanTop Technology & Innovation 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, (Applicant signature) (Davy Wong)

Shenzhen VanTop Technology & Innovation Co., Ltd. 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen, China Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jun. 12, 2024 Subject; Request for Confidentiality FCC ID: 2AQ3A-STE51BR2424 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. 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 Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to 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 Contact person: Davy Wong

Shenzhen VanTop Technology & Innovation Co., Ltd. 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen, China (Jun. 12, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Attestation of Global Compliance (Shenzhen) Co., Ltd) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Name: Davy Wong Title: General Manager

Report No.: AGC15705240563AP02 Page 1 of 4 EXTERNAL PHOTOS All VIEW OF EUT TOP VIEW OF EUT Report No.: AGC15705240563AP02 Page 2 of 4 BOTTOM VIEW OF EUT FRONT VIEW OF EUT Report No.: AGC15705240563AP02 Page 3 of 4 BACK VIEW OF EUT LEFT VIEW OF EUT Report No.: AGC15705240563AP02 Page 4 of 4 RIGHT VIEW OF EUT ****************************************End of Report*************************************

FCC ID Label Location 30mm&10mm FCC ID: 2AQ3A-STE51BR2424

Report No.: AGC15705240563AP02 Page 1 of 4 INTERNAL PHOTOS OPEN VIEW OF EUT (FIGURE 1) OPEN VIEW OF EUT (FIGURE 2) Report No.: AGC15705240563AP02 Page 2 of 4 INTERNAL VIEW OF EUT (FIGURE 1) INTERNAL VIEW OF EUT (FIGURE 2) Report No.: AGC15705240563AP02 Page 3 of 4 INTERNAL VIEW OF EUT (FIGURE 3) INTERNAL VIEW OF EUT (FIGURE 4) SRD 2.4G Antenna Report No.: AGC15705240563AP02 Page 4 of 4 INTERNAL VIEW OF EUT (FIGURE 5) ****************************************End of Report*************************************

Page 1 of 10 RF Exposure Report Report No.: AGC15705240563FH01 FCC ID : 2AQ3A-STE51BR2424 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : REMOTE BRAND NAME : N/A MODEL NAME : DR- STE51B APPLICANT : Shenzhen VanTop Technology & Innovation Co., Ltd. DATE OF ISSUE : Jun. 13, 2024 STANDARD(S) : FCC KDB 447498 D01 V06 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC15705240563FH01 Page 2 of 10 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Jun. 13, 2024 Valid Initial Release Report No.: AGC15705240563FH01 Page 3 of 10 Table of Contents 1. General Information ........................................................................................................................................ 4 2. Product Information ........................................................................................................................................ 5 2.1 Product Technical Description ................................................................................................................... 5 3. Test Environment ............................................................................................................................................ 6 3.1 Address Of The Test Laboratory ............................................................................................................... 6 3.2 Test Facility ................................................................................................................................................ 6 3.3 Environmental Conditions ......................................................................................................................... 7 4. Portable Device Evaluation Method and Limit ............................................................................................. 8 5. Mobile Device Evaluation Method and Limit ................................................................................................ 9 6. Measurement Results ................................................................................................................................... 10 7. Measurement Evaluation .............................................................................................................................. 10 Report No.: AGC15705240563FH01 Page 4 of 10 1. General Information Applicant Shenzhen VanTop Technology & Innovation Co., Ltd. Address 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen，China Manufacturer Shenzhen VanTop Technology & Innovation Co., Ltd. Address 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen，China Factory Shenzhen VanTop Technology & Innovation Co., Ltd. Address 506, BLDG 4, Pingshan minQi Technology Park, No. 65 Lishan Road, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen，China Product Designation REMOTE Brand Name N/A Test Model DR- STE51B Series Model(s) N/A Difference Description N/A Date of receipt of test item May 30, 2024 Date of Test May 30, 2024 –Jun. 13, 2024 Deviation from Standard No any deviation from the test method Condition of Test Sample Normal Test Result Pass Test Report Form No AGCER-FCC-RF Exposure-V1 Note: The test results of this report relate only to the tested sample identified in this report. Prepared By Cici Li (Project Engineer) Jun. 13, 2024 Reviewed By Calvin Liu (Reviewer) Jun. 13, 2024 Approved By Max Zhang Authorized Officer Jun. 13, 2024 Report No.: AGC15705240563FH01 Page 5 of 10 2. Product Information 2.1 Product Technical Description Frequency Band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.32GHz / 5.50GHz ~ 5.70GHz WLAN: 5.745GHz ~ 5825GHz Bluetooth: 2.402GHz ~ 2.480GHz Other: SRD 2.4G: 2.440GHz ~ 2.475GHz Hardware Version HM-HD2313 Software Version HM-HD2313 Modulation Type GFSK Device Category Portable (<20cm separation) Mobile (>20cm separation) Others: Antenna Diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Antenna Designation Monopole Antenna Antenna Gain 0.58dBi Minimum Assessment Distance 5mm Evaluation Applied MPE Evaluation SAR Evaluation Report No.: AGC15705240563FH01 Page 6 of 10 3. Test Environment 3.1 Address Of The Test Laboratory Laboratory: Attestation of Global Compliance (Shenzhen) Co., Ltd. Address: 1-2/F, Building 19, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China 3.2 Test Facility The test facility is recognized, certified, or accredited by the following organizations: CNAS-Lab Code: L5488 Attestation of Global Compliance (Shenzhen) Co., Ltd. has been assessed and proved to follow CNAS-CL01 Accreditation Criteria for Testing and Calibration Laboratories (identical to ISO/IEC17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories.) A2LA-Lab Cert. No.: 5054.02 Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been accredited by A2LA for technical competence in the field of electrical testing, and proved to follow ISO/IEC 17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories and any additional program requirements in the identified field of testing. FCC-Registration No.: 975832 Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been registered and fully described in a report filed with the FCC (Federal Communications Commission). The acceptance letter from the FCC is maintained in our files with Registration 975832. IC-Registration No.: 24842(CAB identifier: CN0063) Attestation of Global Compliance (Shenzhen) Co., Ltd. EMC Laboratory has been registered and fully described in a report filed with the Certification and Engineering Bureau of Industry Canada. The acceptance letter from the IC is maintained in our files w…

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Page 1 of 39 FCC Test Report Report No.: AGC15705240563FR01 FCC ID : 2AQ3A-STE51BR2424 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : REMOTE BRAND NAME : N/A MODEL NAME : DR- STE51B APPLICANT : Shenzhen VanTop Technology & Innovation Co., Ltd. DATE OF ISSUE : Jun. 13, 2024 STANDARD(S) : FCC Part 15 Subpart C §15.249 REPORT VERSION : V1.0 Attestation Of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC15705240563FR01 Page 2 of 39 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Jun. 13, 2024 Valid Initial Release Report No.: AGC15705240563FR01 Page 3 of 39 Table of Contents 1. General Information ........................................................................................................................................ 4 2. Product Information ........................................................................................................................................ 5 2.1 Product Technical Description ..................................................................................................................... 5 2.2 Test Frequency List ..................................................................................................................................... 5 2.3 Related Submittal(S) / Grant (S) ................................................................................................................. 6 2.4 Test Methodology......................................................................................................................................... 6 2.5 Antenna Requirement .................................................................................................................................. 6 3. Test Environment ............................................................................................................................................ 7 3.1 Address of the Test Laboratory .................................................................................................................... 7 3.2 Test Facility .................................................................................................................................................. 7 3.3 Environmental Conditions ........................................................................................................................... 8 3.4 Measurement Uncertainty ........................................................................................................................... 8 3.5 List of Equipment Use ................................................................................................................................. 9 4.System Test Configuration ............................................................................................................................ 11 4.1 EUT Configuration ..................................................................................................................................... 11 4.2 EUT Exercise ............................................................................................................................................. 11 4.3 Configuration of Tested System ................................................................................................................ 11 4.4 Equipment Used In Tested System ........................................................................................................... 11 4.5 Summary of Test Results ........................................................................................................................... 12 5. Description of Test Modes ........................................................................................................................... 13 6. Duty Cycle Measurement ............................................................................................................................. 14 7. 20dB Bandwidth Measurement .................................................................................................................... 15 7.1 Provisions Applicable ................................................................................................................................. 15 7.2 Measurement Procedure ........................................................................................................................... 15 7.3 Measurement Setup (Block Diagram of Configuration) ............................................................................ 15 7.4 Measurement Results ................................................................................................................................ 16 8. Field Strength of Fundamental and Radiated Spurious Emission .......................................................... 18 8.1 Measurement Limit .................................................................................................................................... 18 8.2 Measurement Procedure ........................................................................................................................... 19 8.3 Measurement Setup (Block Diagram of Configuration) ............................................................................ 22 8.4 Measurement Result ................................................................................................................................. 23 9. AC Power Line Conducted Emission .......................................................................................................... 37 9.1 Measurement Limit .................................................................................................................................... 37 9.2 Measurement Setup (Block Diagram of Configuration) ............................................................................ 37 9.3 Preliminary Procedure of Line Conducted Emission Test ........................................................................ 38 9.4 Fina…

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Report No.: AGC15705240563AP01 Page 1 of 2 TEST SETUP PHOTOS RADIATED EMISSION TEST SETUP BELOW 1GHz RADIATED EMISSION TEST SETUP ABOVE 1GHz Report No.: AGC15705240563AP01 Page 2 of 2 RF CONDUCTED TEST SETUP ****************************************End of Report*************************************