2BQ5K-SY605G industrial router

ShenzhenShiyunTechnologyCo.,Ltd. 2.911(d)(7)USAAgentv1.5 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:ShenzhenShiyunTechnologyCo.,Ltd. Address:Room405,Building1,StarCenter,DanzhutouCommunity,Longgang District,Shenzhen,GuangdongProvince,China FCCID:2BQ5K-SY60 2.911(d)(7)USADesignatedAgentforServiceofProcess We,[ShenzhenShiyunTechnologyCo.,Ltd.]designate[LinkwldLLC] NOTE1 forthe purposeofacceptingserviceofprocessonbehalfoftheapplicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater. USAAgentApplicant Companyname:LinkwldLLCCompanyname:ShenzhenShiyun TechnologyCo.,Ltd. USAAddress:7595TechnologyWaySte 100,Denver,CO80237,US Address:Room405,Building1,Star Center,DanzhutouCommunity,Longgang District,Shenzhen,GuangdongProvince, China FRNNumber:0033625682GranteeFRNNumber:0037315249 ContactName:TimothyZhu FCCGranteeCode:2BQ5K TelephoneNo:(747)717-2691ContactName:TingYang Email:[email protected]:+8618028731539 Email:[email protected] Signature: ShenzhenShiyunTechnologyCo.,Ltd. 2.911(d)(7)USAAgentv1.5 Title:Manager Signature: Title:Sales Date:2025-08-26Date:2025-08-26 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 Shenzhen Shiyun Technology Co., Ltd. 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: Shenzhen Shiyun Technology Co., Ltd. Grantee code: 2BQ5K FCC ID: 2BQ5K-SY60 FRN: 0037315249 Contact Name: Ting Yang Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Telephone No: +86 18028731539 Fax No: / Email: [email protected] i. [Shenzhen Shiyun 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. The applicant must sign this certification. ii. [Shenzhen Shiyun Technology Co., Ltd.] (“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. [Shenzhen Shiyun 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 . Date: August 26, 2025 Applicant’s Name: Ting Yang Title: Sales 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

Shenzhen Shiyun Technology Co., Ltd. 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) N/A # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A Device 5G industrial router Company name Shenzhen Shiyun Technology Co., Ltd. Grantee code 2BQ5K FCC ID 2BQ5K-SY60 FRN 0037315249 Contact name Ting Yang Address Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Telephone number +86 18028731539 E-mail [email protected] Chipset/module information MT7621A Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 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 N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # 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 # Wireless Interface Purpose Justification 1 1 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: Ting Yang Date: 2025/08/26

ShenzhenShiyunTechnologyCo.,Ltd. ProductSimilarityDeclaration Productname:5Gindustrialrouter Modelname:SY60,SY20,SY30,SY40,SY50,SY70,SY80, SY90,SY320,SY330,SY340,SY350,SY360,SY370,SY380, SY390,S200,S300,S400,S500,S600,D10,D20,D30,D40, D50,D60,D70,D80,D90,C10,M10 FCCID:2BQ5K-SY60 We(ShenzhenShiyunTechnologyCo.,Ltd.)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout, RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),theonly differenceisthemodelname. Signature: Name:TingYang Title:Sales Place,date:Shenzhen,2025/08/26

TCB CALL página 1 FCC ID: 2BQ5K-SY60 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. On the official register from : Search | coloradosos.gov TCB CALL página 2 TCB CALL página 3 TCB CALL página 4 TCB CALL página 5 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter" >

C5266091_X10_Ed.2 1/1 ShenzhenShiyunTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2025-08-26 Subject:RequestforConfidentiality FCCID:2BQ5K-SY60 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-TermConfidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☒ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☒ User’sManual ☐ NOTE 1 ☒ InternalPhotos ☐ NOTE 1 ☒ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof__180__daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:TingYang Title:Sales 2025/08/26

C5266091_X8_Ed.1 1/1 Letter of Authorization Shenzhen Shiyun Technology Co., Ltd. Company: Shenzhen Shiyun Technology Co., Ltd. Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Product Name: 5G industrial router Model Number: SY60, SY20, SY30, SY40, SY50, SY70, SY80, SY90, SY320, SY330, SY340, SY350, SY360, SY370, SY380, SY390, S200, S300, S400, S500, S600, D10, D20, D30, D40, D50, D60, D70, D80, D90, C10, M10 FCC Identifier: 2BQ5K-SY60 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: James Zhan Date: August 26, 2025 Title: Sales Signature of applicant:

LabelLocation: LabelSize:62mm*19mm FCCID:2BQ5K-SY60 contains FCC ID: XMR2022RM520NGL

Page 1 of 17 FCC Test Report Report No.:1812C50356012501 Applicant:Shenzhen Shiyun Technology Co., Ltd. Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Product Name:5G industrial router Report Date:2025-09-04 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.:1812C50356012501Page 2 of 17 FCC ID: 2BQ5K-SY60 Contents 1. General Information ...............................................................................................................................4 1.1. Client Information ........................................................................................................................4 1.2. Description of Device (EUT) ........................................................................................................4 1.3. Auxiliary Equipment Used During Test........................................................................................5 1.4. Description of Test Modes...........................................................................................................5 1.5. Measurement Uncertainty ...........................................................................................................5 1.6. Test Summary .............................................................................................................................5 1.7. Description of Test Facility ..........................................................................................................6 1.8. Disclaimer....................................................................................................................................6 1.9. Test Equipment List.....................................................................................................................7 2. Conducted emissions on AC mains.......................................................................................................8 2.1. EUT Operation ............................................................................................................................8 2.2. Test Setup ...................................................................................................................................8 2.3. Test Data .....................................................................................................................................9 3. Radiated emissions (Below 1GHz) ......................................................................................................11 3.1. EUT Operation ..........................................................................................................................11 3.2. Test Setup .................................................................................................................................11 3.3. Test Data ...................................................................................................................................12 4. Radiated emissions (Above 1GHz) .....................................................................................................14 4.1. EUT Operation ..........................................................................................................................14 4.2. Test Setup .................................................................................................................................14 4.3. Test Data ...................................................................................................................................15 APPENDIX I -- TEST SETUP PHOTOGRAPH .......................................................................................17 APPENDIX II -- EXTERNAL PHOTOGRAPH .........................................................................................17 APPENDIX III -- INTERNAL PHOTOGRAPH..........................................................................................17 Report No.:1812C50356012501Page 3 of 17 FCC ID: 2BQ5K-SY60 TEST REPORT Applicant:Shenzhen Shiyun Technology Co., Ltd. Manufacturer:Shenzhen Shiyun Technology Co., Ltd. Product Name:5G industrial router Model No.: SY60, SY20, SY30, SY40, SY50, SY70, SY80, SY90, SY320, SY330, SY340, SY350, SY360, SY370, SY380, SY390, S200, S300, S400, S500, S600, D10, D20, D30, D40, D50, D60, D70, D80, D90, C10, M10 Trade Mark: 识云 Rating(s):Input: DC 5-40V Test Standard(s): FCC 47 CFR Part 15 Subpart B ANSI C63.4-2014 The device described above is tested by Shenzhen Anbotek Compliance Laboratory Limited to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The measurement results are contained in this test report and Shenzhen Anbotek Compliance Laboratory Limited is assumed full of responsibility for the accuracy and completeness of these measurements. Also, this report shows that the EUT (Equipment Under Test) is technically compliant with above listed standard(s) requirements. This report applies to above tested sample only and shall not be reproduced in part without written approval of Shenzhen Anbotek Compliance Laboratory Limited. Date of Receipt:2025-07-22 Date of Test:2025-07-22 to 2025-08-04 Prepared By: (Cecilia Chen) Approved & Authorized Signer: (Hugo Chen) Report No.:1812C50356012501Page 4 of 17 FCC ID: 2BQ5K-SY60 1. General Information 1.1. Client Information Applicant:Shenzhen Shiyun Technology Co., Ltd. Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Manufacturer:Shenzhen Shiyun Technology Co., Ltd. Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China Factory:Shenzhen Shiyun Technology Co., Ltd. Address: Room 405, Building 1, Star Center, Danzhutou Community, Longgang District, Shenzhen, Guangdong Province, China 1.2. Description of Device (EUT) Product Name:5G industrial router Model N…

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