2BSW8-ACEBOOK8PROLaptop

HONGKONGLELEGAOTECHNOLOGYCO.,LIMITED 19HMaxgrandPlaza,No.3TaiYauStreet,SanPo Kong,Kowloon,HongKong FederalCommunicationsCommissionDate ： 2026-4-16 AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 FCCID:2BSW8-ACEBOOK8PRO FRN:0037627072 USAgent–AttestationStatement/Part2.911(d)(7) HONGKONGLELEGAOTECHNOLOGYCO.,LIMITEDcertifies,thatasof2026-4-16,wehave designatedFCCUSAgent,LLCtoacceptserviceofprocessonourbehalfforFCCID:2BSW8- ACEBOOK8PRO. HONGKONGLELEGAOTECHNOLOGYCO.,LIMITED,acceptstomaintainanagentofservice ofprocessintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,orthe conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingthe equipment,whicheverislater. FCCUSAgent,LLC,acceptsasofthedateofthefilingofthisapplication,theobligationofbeing thedesignatedagentforthepurposeofacceptingserviceofprocessonbehalfofHONGKONG LELEGAOTECHNOLOGYCO.,LIMITEDforFCCID:2BSW8-ACEBOOK8PRO. DesignatedAgentInformation: CompanyName:FCCUSAgent,LLC FRN:0033402884 Address:3722IllinoisAvenue,SaintCharles,IL,60174,USA ContactPerson:TimPayne Phone:708-571-3148 Email:[email protected] Sincerely, Company:HONGKONGLELEGAO TECHNOLOGYCO.,LIMITED DesignatedAgent:FCCUSAgent,LLC CompanyRepresentative: XiuyingZou DesignatedAgentRepresentative:TimPayne Signature: Signature:

C5266091_X24_Ed.2 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Grantee code: 2BSW8 FRN: 0037627072 FCC ID: 2BSW8-ACEBOOK8PRO Contact Name: Xiuying Zou Address: 19H Maxgrand Plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, HongKong, China Telephone No: 75532909320 Fax No: Email: [email protected] i. [JIAHANG TECHNOLOGY (HONG KONG) CO., LIMITED] (“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. The applicant must sign this certification. ii. JIAHANG TECHNOLOGY (HONG KONG) CO., LIMITED] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [JIAHANG TECHNOLOGY (HONG KONG) CO., LIMITED] (“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. Date: 2026/05/08 Applicant’s Name: JIAHANG TECHNOLOGY (HONG KONG) CO., LIMITED Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Code 00018768 Ed. 1 Item 1. The device is able to install software/program installation? ☒ Yes, go to Item 2. ☐ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 Internet connection for activation and updates (For all Operating Systems) YES WLAN # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A Device Laptop Company name HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Grantee code 2BSW8 FCC ID 2BSW8-ACEBOOK8PRO FRN 0037627072 Contact name Xiuying Zou Address 19H Maxgrand Plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, HongKong Telephone number 75532909320 E-mail [email protected] Chipset/module information CPU:MT8781 RF:MT6186M, MT6631 Operating System (if applicable) Android Storage Capacity (hard drive or other permanent memory storage, if applicable) ROM 128GB+ RAM 6GB 2 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space YES 64GB 2 Operating System: Android™ 10 – 14 YES Android – 14 3 Screen Resolution: Minimum resolution of 320 x 480 YES 1080*720 # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: iOS® 17 N/A # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 3 RAM: 1 GB N/A 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☒ Yes, go to Item 3. ☐ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications. 4 1 USB Type-C port Can be connected to a Type-C docking station, such as USB flash drives, mice, etc. Built-in firewall that blocks unsafe software install # Wireless Interface Purpose Justification 1 1 Wi-Fi Ethernet connectivity Built-in firewall that blocks unsafe software install 2 BluetoothEthernet connectivity -No file transfer capability -Pairing limited to authorized devices 3 WWAN Ethernet connectivity Built-in firewall that blocks unsafe software install After the review of this items, the device: ☐Cannot support installation of any cybersecurity or anti-virus software on the covered list. ☒Potentially can operate with any cybersecurity or anti-virus software on the covered list – additional third- party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) – “Proof of Compliance with Covered List Software Requirements” of this document applies Signature: Name: Xiuying Zou Date: 2026/05/14 5 Proof of Compliance with Covered List Software Requirements 1. Did a test Firm or third party (other than the certification body and applicant) provide a list of software installed on the device and after scan results with no evidence of Kaspersky software? ☒ YES ☐ NO ☐ N/A If YES, provide: File Name: Application search Third-Party Name (including Test Firm: SHENZHEN STS TEST SERVICES CO.,LTD Has other objective evidence been provided that no Kaspersky software is installed? ☒ YES ☐ NO ☐ N/A If YES, provide: File Name: Application software Third-Party Name (including Test Firm: SHENZHEN STS TEST SERVICES CO.,LTD 6 Signature: Name: Bovey Yang Date:2026/05/06

C5266091_X10_Ed.2 1/1 HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2026.05.08 Subject: Request for Confidentiality FCC ID: 2BSW8-ACEBOOK8PRO To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☒ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☒ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of __180_ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Xiuying Zou Title: Manager

C5266091_X8_Ed.1 1/1 HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Letter of Authorization Company: HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Address: 19H Maxgrand Plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, HongKong, China Product Name: Laptop Model Number: AceBook 8 Pro FCC Identifier: 2BSW8-ACEBOOK8PRO We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name:Xiuying Zou Date: 2026.5.8 Title: Manager Signature of applicant:

Label&labellocation Label location

The test results presented in this report relate only to the object tested. This report shall not be reproduced, except in full, without the written approval of the Shenzhen STS Test Services Co., Ltd. SAR Test Report Report No.: STS2603218H01 Issued for HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED 19H Maxgrand Plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, HongKong, China Product Name: Laptop Brand Name: Blackview Model Name: AceBook 8 Pro Series Model(s): N/A FCC ID: 2BSW8-ACEBOOK8PRO Test Standard: ANSI/IEEE Std. C95.1 FCC 47 CFR Part 2 (2.1093) IEEE Std. 1528-2013 Max. Report SAR (1g) Body: 0.604 W/kg Page 2 of 56 Report No.: STS2603218H01 TEST REPORT CERTIFICATION Applicant’s name ................. : HONG KONG LELEGAO TECHNOLOGY CO.,LIMITED Address ................................. : 19H Maxgrand Plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, HongKong, China Manufacturer's Name .......... : Shenzhen Doke Electronic Co., LTD Address ................................. : 801, Building3, 7th Industrial Zone, Yulv Community, Yutang Road, Guangming District, Shenzhen, Chin Product description Product name ........................ : Laptop Brand name ......................... : Blackview Model name ......................... : AceBook 8 Pro Series Model(s) : .................... N/A Standards ............................. : ANSI/IEEE Std. C95.1 FCC 47 CFR Part 2 (2.1093) IEEE Std. 1528-2013 The device was tested by Shenzhen STS Test Services Co., Ltd. in accordance with the measurement methods and procedures specified in KDB 865664 The test results in this report apply only to the tested sample of the stated device/equipment. Other similar device/equipment will not necessarily produce the same results due to production tolerance and measurement uncertainties. Date of Test ........................................... : Date (s) of performance of tests ............. : 05 Apr. 2026 Date of Issue .......................................... : 24 Apr. 2026 Test Result.............................................. : Pass Testing Engineer : (Xin.Liu) Technical Manager : (Shifan. Long) Authorized Signatory : (Bovey Yang) Page 3 of 56 Report No.: STS2603218H01 Table of Contents 1. General Information ................................................................................................................. 5 1.1 EUT Description .................................................................................................................. 5 1.2 Test Environment ................................................................................................................ 6 1.3 Test Factory ........................................................................................................................ 6 2. Test Standards and Limits ....................................................................................................... 7 3. SAR Measurement System ...................................................................................................... 8 3.1 Definition of Specific Absorption Rate (SAR) ....................................................................... 8 3.2 SAR System ....................................................................................................................... 8 4. Tissue Simulating Liquids ..................................................................................................... 11 4.1 Simulating Liquids Parameter Check ................................................................................ 11 5. SAR System Validation .......................................................................................................... 14 5.1 Validation System ............................................................................................................. 14 5.2 Validation Result ............................................................................................................... 15 6. SAR Evaluation Procedures .................................................................................................. 16 7. EUT Antenna Location Sketch .............................................................................................. 17 8. EUT Test Position ................................................................................................................... 19 8.1 Body-worn Position Conditions ......................................................................................... 19 9. Uncertainty ............................................................................................................................. 20 9.1 Measurement Uncertainty ................................................................................................. 20 10. Conducted Power Measurement ......................................................................................... 23 10.1 Test Result ...................................................................................................................... 23 11. EUT and Test Setup Photo ................................................................................................... 27 11.1 EUT Photo....................................................................................................................... 27 11.2 Setup Photo .................................................................................................................... 30 12. SAR Result Summary .......................................................................................................... 33 12.1 Body-worn SAR .............................................................................................................. 33 12.2 Simultaneous Multi-band Transmission Evaluation ......................................................... 34 13. Equipment List ..................................................................................................................... 35 Appendix A. System Validation Plots .............................…

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Page: 1/11 SHENZHEN STS TEST SERVICES CO., LTD. 1/F, BUILDING 2, ZHUOKE SCIENCE PARK, 190 CHONGQING ROAD FUYONG, BAO’ AN DISTRICT, SHENZHEN,CHINA MVG COMOSAR DOSIMETRIC E-FIELD PROBE SERIAL NO.: SN 08/21 EPGO352 Calibrated at MVG Z.I. de la pointe du diable Technopôle Brest Iroise – 295 avenue Alexis de Rochon 29280 PLOUZANE - FRANCE Calibration date: 09/15/2025 Accreditations #2-6789 Scope available on www.cofrac.fr The use of the Cofrac brand and the accreditation references is prohibited from any reproduction. Summary: This document presents the method and results from an accredited COMOSAR Dosimetric E-Field Probe calibration performed at MVG, using the CALIPROBE test bench, for use with a MVG COMO SAR system only. The test results covered by accreditation are traceable to the International System of Units (SI). COMOSAR E-Field Probe Calibration Report Ref : ACR.95.19.25.BES.A Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 COMOSAR E-FIELD PROBE CALIBRATION REPORT Ref: ACR.95.19.25.BES.A Page: 2/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. Name Function Date Signature Prepared by : Pedro Ruiz Measurement Responsible 9/16/2025 Checked & approved by: Jérôme L uc Technical Manager 9/16/2025 Authorized by: Laboratory Director Customer Name Distribution : Shenzhen STS Test Services Co., Ltd. Issue Name Date Modifications A Pedro Ruiz 9/16/2025 Initial release Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 Geraldine Toutain 9/16/2025 COMOSAR E-FIELD PROBE CALIBRATION REPORT Page: 3/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. TABLE OF CONTENTS 1 Device Under Test ..................................................................................................... 4 2 Product Description ................................................................................................... 4 2.1 General Information _______________________________________________________ 4 3 Measurement Method ................................................................................................ 4 3.1 Sensitivity _______________________________________________________________ 4 3.2 Linearity ________________________________________________________________ 5 3.3 Isotropy _________________________________________________________________ 5 3.4 Boundary Effect __________________________________________________________ 5 3.5 Probe Modulation Response _________________________________________________ 6 4 Measurement Uncertainty .......................................................................................... 6 5 Calibration Results ..................................................................................................... 6 5.1 Calibration in air __________________________________________________________ 6 5.2 Calibration in liquid _______________________________________________________ 7 6 Verification Results ................................................................................................... 8 7 List of Equipment ...................................................................................................... 9 Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 Ref: ACR.95.19.25.BES.A COMOSAR E-FIELD PROBE CALIBRATION REPORT Page: 4/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. 1 DEVICE UNDER TEST Device Under Test Device Type COMOSAR DOSIMETRIC E FIELD PROBE Manufacturer MVG Model SSE2 Serial Number SN 08/21 EPGO352 Product Condition (new / used) Used Frequency Range of Probe 0.15 GHz-7.5GHz Resistance of Three Dipoles at Connector Dipole 1: R1=0.222 M: Dipole 2: R2=0.198 M: Dipole 3: R3=0.191 M: 2 PRODUCT DESCRIPTION 2.1 GENERAL INFORMATION MVG’s COMOSAR E field Probes are built in accordance to the IEC/IEEE 62209-1528 and FCC KDB865664 D01 standards. Figure 1 – MVG COMOSAR Dosimetric E field Probe Probe Length 330 mm Length of Individual Dipoles 2 mm Maximum external diameter 8 mm Probe Tip External Diameter 2.5 mm Distance between dipoles / probe extremity 1 mm 3 MEASUREMENT METHOD The IEC/IEEE 62209-1528 and FCC KDB865664 D01 standards provide recommended practices for the probe calibrations, including the performance characteristics of interest and methods by which to assess their effect. All calibrations / measurements performed meet the fore-mentioned standards. 3.1 SENSITIVITY The sensitivity factors of the three dipoles were determined using a two step calibration method (air and tissue simulating liquid) using waveguides as outlined in the standards for frequency range 600- 7500MHz and using the calorimeter cell method (transfer method) as outlined in the standards for frequency 150-450 MHz. Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 Ref: ACR.95.19.25.BES.A COMOSAR E-FIELD PROBE CALIBRATION REPORT Page: 5/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. 3.2 LINEARITY The evaluation of the linearity was done in fr…

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Any reproduction of this document must be done in full. No single part of this document may be reproduced without permission from STS, All Test Data Presented in this report is only applicable to presented Test sample. ShenZhen STS Test Services Co.,Ltd. A 1/F, Building B, Zhuoke Science Park, No.190 Chongqing Road, HepingShequ, Fuyong Sub-District, Bao’an District, Shenzhen, Guang Dong, China TEL: +86-755 3688 6288 FAX: +86-755 3688 6277 E-mail:[email protected] S T L A B S SAR Dipole Performance Measurement Report EUT Type： SAR Validation Dipole and Waveguide Model Name： DIP2G450, WGA32 Brand Name: SATIMO Test Conclusion： Pass Test Date： 01 Jul . 2024&03 Jul. 2025 Date of Issue： 03 Jul. 2025 Testing Engineer : (Xin.Liu) Technical Manager : (Shifan. Long) Authorized Signatory : (Bovey Yang) ISSUED BY Shenzhen STS Test Services Co., Ltd. Kind of Equipment Manufacturer Type No. Serial No. Last Calibration Calibrated Until PC Acer N/A N/A N/A N/A E-Field Probe MVG SSE2 SN 08/21 EPGO352 2024.09.18 2025.09.17 Dielectric Probe Kit MVG SCLMP SN 32/14 OCPG67 2024.09.18 2025.09.17 Phantom1 MVG SAM SN 32/14 SAM115 N/A N/A Phantom2 MVG SAM SN 32/14 SAM116 N/A N/A Attenuator Agilent 99899 DC-18GHz N/A N/A Directional coupler Narda 4226-20 3305 N/A N/A Network Analyzer Agilent E5071C MY46520378 2024-09-25 2025-09-26 Multi Meter Keithley Multi Meter 2000 4050073 2024-09-25 2025-09-26 Signal Generator Agilent N5182A MY50140530 2024-09-25 2025-09-26 Power Amplifier DESAY ZHL-42W 9638 2024-09-25 2025-09-26 Power Meter R&S NRP 100510 2024-09-25 2025-09-26 Power Sensor R&S NRP-Z11 101919 2024-09-25 2025-09-26 Power Sensor Keysight U2021XA MY56280002 2024-09-25 2025-09-26 Temperature hygrometer SuWei SW-108 N/A 2024.10.15 2025.10.14 Thermograph Elitech RC-4 S/N EF7176501537 2024.10.15 2025.10.14 ISSUED BY Shenzhen STS Test Services Co., Ltd. 2. <Justification of the extended calibration> Referring to KDB 865664 D01, if dipoles are verified in return loss<-20dB, (within 20% of prior calibration), and in impedance (within 5 ohm of prior calibration), the annual calibration is not necessary and the calibration interval can be extended. Head 2450 MHz Date of Measurement Return Loss (dB) Delta (%) Impedance Delta(ohm) 2023.07.04 -26.03 - 46.3 - 2024.07.01 -26.42 1.50 47.25 0.95 2025.07.03 -25.75 3.38 49.40 3.10 The return loss is <-20dB, within 20% of prior calibration; the impedance is within 5 ohm of prior calibration. Therefore the verification result should support extended calibration. <Dipole Verification Data> Head 2450 MHz ISSUED BY Shenzhen STS Test Services Co., Ltd. Head 5000 MHz Date of Measurement Return Loss (dB) Delta (%) Impedance Delta(ohm) 2023.07.04 < -8.23 - - - 2024.07.01 -9.10 10.57 - - 2025.07.01 -8.59 17.86- - - The return loss is <-8dB, within 20% of prior calibration; Therefore the verification result should support extended calibration. <Dipole Verification Data> Head 5000MHz

Kenhaitong Technology Co., Ltd. 广东健博通 证卷代码831958 WWW.KBT-CHINA.COM Test report January 22, 2026 Catalogue： 1.Model Information） 2.Company profile 3.Passive and Matching 4.3D Active Test Data 5.Assembly instructions and Environmental treatment 6.Summary Kenhaitong Technology Co., Ltd.-Specializing in antenna research and development, manufacturing, and sales Foshan Headquarters: No. 2 Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City Shenzhen R&D Center: Hezhou, Hangcheng Street, Bao'an District, Shenzhen 3rd Floor, West of Building 1, Zhongkono Industrial Park KBT Certificate code 831958 WWW.KBT-CHINA.COM 1、Model Information Manufacturer Lan Chen RF zhangye Model Name N16RSJ Email Antenna TypeBand 2.4/5.8 wifi Model pictures： WWW.KBT-CHINA.COM -About KBT The company was founded in 1995 and has grown into a company with approximately 500 employees and a registered capital of 67.65 million yuan after 23 years of development. The company covers an area of 60 acres, with a building area of 55000 square meters, a workshop area of 36000 square meters, a warehouse area of 13000 square meters, an annual production capacity of 24 million pairs/year of antennas, and more than 4000 product models. ◆Famous Trademark of Guangdong Province ◆National high-tech enterprise ◆For 20 consecutive years, Guangdong Province has been a contract abiding and trustworthy enterprise ◆Top 10 antenna manufacturers in China ◆Guangdong Engineering Technology Research Center ◆Listed on the New Third Board in 2015, stock code 831958 Kenhaitong Technology Co., Ltd.-Specializing in antenna research and development, manufacturing, and sales Foshan Headquarters: No. 2 Chanxiu Road, Nanzhuang Town, Chancheng District, Foshan City Shenzhen R&D Center: Hezhou, Hangcheng Street, Bao'an District, Shenzhen 3rd Floor, West of Building 1, Zhongkono Industrial Park KBT Certificate code 831958 3、Passive and Matching 3.1Passive testing schematic diagram WWW.KBT-CHINA.COM S11 Test Method Description Test equipment: Network analyzer (E5071C 30k-8.5Ghz) Testing method: Export a 50 ohm CABLE cable from the instrument test port, calibrate i t with a calibration component, and connect it to the prototyp Export a 50 ohm CABLE cable from the instrument test port, calibrate it with a calibration compo nent, and connect it to the prototype Kenhaitong Technology Co., Ltd.-Specializing in antenna research and development, manufacturing, and sales KBT Certificate code 831958 3.2 Schematic diagram of active testing WWW.KBT-CHINA.COM 3D testing system: shielded darkroom Test environment: temperature 22 °C± 3 °C, humidity 50 % ± 15% Testing equipment: When testing passive data, use the A gilent E5071C network analyzer When testing active data, use the comprehensive tester 8 960/CMW500 Kenhaitong Technology Co., Ltd.-Specializing in antenna research and development, manufacturing, and sales KBT Certificate code 831958 3.3 Matching Circuit WWW.KBT-CHINA.COM PAM 0欧姆 NC NC ANT The motherboard matching has not been changed. KBT Certificate code 831958 Kenhaitong Technology Co., Ltd.-Specializing in antenna research and development, manufacturing, and sales SS11 Parameter1 Main antenna S11 Test Method Description Test equipment: Network analyzer (E5071C 30k-8.5Ghz) Testing method: Export a 50 ohm CABLE cable from the instrument t est port, calibrate it with a calibration component, and connect it to the prototype Record the return loss and standing wave ratio corr esponding to the relevant frequency points of the S MA joint of the fixture. Frequ ency （ MHz） 240…

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