2BERM-ZS1MECHANICAL KEYBOARD

[Shenzhen Zhishi intelligent Technology Co., LTD] [A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China] Date: Sep. 02, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BERM-ZS1 US Agent – Attestation Statement / Part 2.911(d)(7) [Shenzhen Zhishi intelligent Technology Co., LTD] certifies, that as of [Sep. 02, 2025], we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2BERM- ZS1. [Shenzhen Zhishi intelligent 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 Zhishi intelligent Technology Co., LTD] for FCC ID: 2BERM-ZS1. 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 Zhishi intelligent Technology Co., LTD] FRN: 0034802678 Designated Agent: FCC US Agent, LLC Company Representative: [Jingyun Su] Tel: 0755-28263762 Email: [email protected] Designated Agent Representative: Tim Payne Signature: Signature:

Shenzhen Zhishi intelligent Technology Co., LTD A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Sep. 02, 2025 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2BERM-ZS1 FRN: 0034802678 Shenzhen Zhishi intelligent 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, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Jingyun Su Title: Manager Address: A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Tel.: 0755-28263762 Email: [email protected]

Shenzhen Zhishi intelligent 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 Device MECHANICAL KEYBOARD Company name Shenzhen Zhishi intelligent Technology Co., LTD Grantee code 2BERM FCC ID 2BERM-ZS1 FRN 0034802678 Contact name Jingyun Su Address A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Telephone number 0755-28263762 E-mail [email protected] Chipset/module information RF: GLRD30 Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A 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 3 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 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 4 Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 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: Jingyun Su Date: Sep. 02, 2025 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications.

Shenzhen Zhishi intelligent Technology Co., LTD Product Similarity Declaration Product name: MECHANICAL KEYBOARD Model name: K87S, K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 FCC ID: 2BERM-ZS1 We (Shenzhen Zhishi intelligent Technology Co., LTD) hereby state that all the models are electrical identical including the same software parameter and hardware design, same mechanical structure and design (including product enclosure, materials, etc.,), all the series models are the same as the test model except for the model names and the color of appearance. Signature: Name: Jingyun Su Title: Manager date: Sep. 02, 2025

TCB CALL página 1 File FCC ID: 2BERM-ZS1 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 : https://opencorporates.com/companies/us_il/LLC_12842678 In google: TCB CALL página 2 Bank information TCB CALL página 3 TCB CALL página 4 TCB CALL página 5 TCB CALL página 6 TCB CALL página 7 TCB CALL página 8 TCB CALL página 9 ► 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" >

Shenzhen Zhishi intelligent Technology Co., LTD A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Sep. 02, 2025 Subject; Request for Confidentiality FCC ID: 2BERM-ZS1 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 Parts List 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, Signature: Name: Jingyun Su Title: Manager

C5266091_X8_Ed.1 1/1 Letter of Authorization < Shenzhen Zhishi intelligent Technology Co., LTD > Company: Shenzhen Zhishi intelligent Technology Co., LTD Address: A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Product Name: MECHANICAL KEYBOARD Model Number: K87S, K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 FCC Identifier: 2BERM-ZS1 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: Jingyun Su Date: Sep. 02, 2025 Title: Manager Signature of applicant:

Report No.: AGC12810250802AP02 Page 1 of 4 EXTERNAL PHOTOS WHOLE VIEW OF EUT TOP VIEW OF EUT Report No.: AGC12810250802AP02 Page 2 of 4 BOTTOM VIEW OF EUT FRONT VIEW OF EUT Report No.: AGC12810250802AP02 Page 3 of 4 BACK VIEW OF EUT LEFT VIEW OF EUT Report No.: AGC12810250802AP02 Page 4 of 4 RIGHT VIEW OF EUT ****************************************End of Report*************************************

FCC ID Label Location 40mm*30mm FCC ID: 2BERM-ZS1 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Report No.: AGC12810250802AP02 Page 1 of 5 INTERNAL PHOTOS OPEN VIEW OF EUT (FIGURE 1) OPEN VIEW OF EUT (FIGURE 2) Report No.: AGC12810250802AP02 Page 2 of 5 VIEW OF BATTERY INTERNAL VIEW OF EUT (FIGURE 1) Report No.: AGC12810250802AP02 Page 3 of 5 INTERNAL VIEW OF EUT (FIGURE 2) INTERNAL VIEW OF EUT (FIGURE 3) Report No.: AGC12810250802AP02 Page 4 of 5 INTERNAL VIEW OF EUT (FIGURE 4) INTERNAL VIEW OF EUT (FIGURE 5) Report No.: AGC12810250802AP02 Page 5 of 5 INTERNAL VIEW OF EUT (FIGURE 6) INTERNAL VIEW OF EUT (FIGURE 7) ****************************************End of Report************************************* BLE / 2.4G Antenna

Page 1 of 10 RF Exposure Report Report No.: AGC12810250802FH01 FCC ID : 2BERM-ZS1 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : MECHANICAL KEYBOARD BRAND NAME : MCHOSE MODEL NAME : K87S, K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 APPLICANT : Shenzhen Zhishi intelligent Technology Co., LTD DATE OF ISSUE : Aug. 29, 2025 STANDARD(S) : FCC KDB 447498 D01 V06 REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC12810250802FH01 Page 2 of 10 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 29, 2025 Valid Initial Release Report No.: AGC12810250802FH01 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. Measurement Results ..................................................................................................................................... 9 6. Measurement Evaluation ................................................................................................................................ 9 Report No.: AGC12810250802FH01 Page 4 of 10 1. General Information Applicant Shenzhen Zhishi intelligent Technology Co., LTD Address A3401 Rongde Times Square, Huaqiao Xincun Community, Henggang Street, Longgang District, Shenzhen, China Manufacturer Zhishi intelligent Technology (Dongguan) Co., LTD Address Building 1, N0, 21, Xiewu Industrial Road, Henshan, Shipai Town, Dongguan City, Guangdong Province, China Factory Zhishi intelligent Technology (Dongguan) Co., LTD Address Building 1, N0, 21, Xiewu Industrial Road, Henshan, Shipai Town, Dongguan City, Guangdong Province, China Product Designation MECHANICAL KEYBOARD Brand Name MCHOSE Test Model K87S Series Model(s) K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 Difference Description All the series models are the same as the test model except for the model names and the color of appearance. Date of receipt of test item Aug. 13, 2025 Date of Test Aug. 13, 2025~Aug. 28, 2025 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) Aug. 29, 2025 Reviewed By Bibo Zhang (Reviewer) Aug. 29, 2025 Approved By Angela Li (Authorized Officer) Aug. 29, 2025 Report No.: AGC12810250802FH01 Page 5 of 10 2. Product Information 2.1 Product Technical Description Frequency Band (Operating) Bluetooth: 2.402GHz ~ 2.480GHz Other: 2.4G: 2.402GHz ~ 2.480GHz Hardware Version V05 Software Version V1.0 Modulation Type BT: BLE GFSK 1Mbps GFSK 2Mbps 2.4G: 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 PCB Antenna Antenna Gain -1.82dBi Minimum Assessment Distance 5mm Evaluation Applied MPE Evaluation SAR Evaluation Report No.: AGC12810250802FH01 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 t…

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Page 1 of 63 FCC Test Report Report No.: AGC12810250802FR01 FCC ID : 2BERM-ZS1 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : MECHANICAL KEYBOARD BRAND NAME : MCHOSE MODEL NAME : K87S, K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 APPLICANT : Shenzhen Zhishi intelligent Technology Co., LTD DATE OF ISSUE : Aug. 29, 2025 STANDARD(S) : FCC Part 15 Subpart C §15.247 REPORT VERSION : V1.0 Attestation Of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC12810250802FR01 Page 2 of 63 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 29, 2025 Valid Initial Release Report No.: AGC12810250802FR01 Page 3 of 63 Table of Contents 1. General Information ........................................................................................................................................ 5 2. Product Information ........................................................................................................................................ 6 2.1 Product Technical Description ................................................................................................................... 6 2.2 Test Frequency List ................................................................................................................................... 6 2.3 Related Submittal(S) / Grant (S) ............................................................................................................... 7 2.4 Test Methodology ...................................................................................................................................... 7 2.5 Special Accessories .................................................................................................................................. 7 2.6 Equipment Modifications ........................................................................................................................... 7 2.7 Antenna Requirement................................................................................................................................ 7 3. Test Environment ............................................................................................................................................ 8 3.1 Address of the Test Laboratory ................................................................................................................. 8 3.2 Test Facility ................................................................................................................................................ 8 3.3 Environmental Conditions ......................................................................................................................... 9 3.4 Measurement Uncertainty ......................................................................................................................... 9 3.5 List of Equipment Use ............................................................................................................................. 10 4.System Test Configuration ............................................................................................................................ 12 4.1 EUT Configuration ................................................................................................................................... 12 4.2 EUT Exercise ........................................................................................................................................... 12 4.3 Configuration of Tested System .............................................................................................................. 12 4.4 Equipment Used In Tested System ........................................................................................................ 13 4.5 Summary of Test Results ........................................................................................................................ 14 5. Description of Test Modes ........................................................................................................................... 15 6. Duty Cycle Measurement ............................................................................................................................. 15 7. RF Output Power Measurement .................................................................................................................. 17 7.1 Provisions Applicable .............................................................................................................................. 17 7.2 Measurement Procedure ......................................................................................................................... 17 7.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 17 7.4 Measurement Result ............................................................................................................................... 18 8. 6dB Bandwidth Measurement ...................................................................................................................... 22 8.1 Provisions Applicable .............................................................................................................................. 22 8.2 Measurement Procedure ......................................................................................................................... 22 8.3 Measurement Setup (Block Diagram of Configuration) .......................................................................... 22 8.4 Measurement Results ............................................................................................................................. 23 9. Power Spectral Density Measurement ........................................................................................................ 26 9.1 Provisions Applicable .............…

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OTATestReport Nameofthebuyer: Buyer'smaterialnumber: Suppliercompanyname:ShenzhenJiaZhichunTechnologyCo.,LTD Supplierproductmaterialnumber：GLRD82 Supplierproductdescription:Built-inBTAntenna Remarks： Signatureofthedemander： Thedemanderseal： Signatureofthesupplier： SealoftheSupplier： MAKE： FUJIANJUN DATE： 2025.09.13 ADDREES 2ndfloor,Building12,NangangFirstIndustrialPark, SongbaiRoad,NanshanDistrict,Shenzhen PHONE0755-86265563 FAX0755-26913300 ProductmodelDateofproductionPagenumber GLRD822025-09-132/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE 1 、 Productpicture 1.1TestingEnvironment 1.2Antenna ProductmodelDateofproductionPagenumber GLRD822025-09-133/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE 1.3BTBluetoothantennasize 2 、 VSWR ProductmodelDateof productionPagenumber GLRD822025-09-134 / 8 Maker Examineand verifyRatify FU JIANJUNYANGKUIYE XUE 3 、 AntennaGainAndEfficiency Frequency(MHz)Max Gain(dBi)Min Gain(dBi)Efficiency(%) 2402-4.3-23.4310.89 2440-2.25-21.616.22 2482-1.82-18.7215.15 4、2D/3DRadiationPattern Note:Directionz is verticalupwards ProductmodelDateofproductionPagenumber GLRD822025-09-135/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE 1、2402MHz Phi=0Phi=90 Theta=90 Z X Z Y X Y ProductmodelDateofproductionPagenumber GLRD822025-09-136/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE 2、2440MHz Phi=0Phi=90 Theta=90 Z X Z Y X Y ProductmodelDateofproductionPagenumber GLRD822025-09-137/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE 3、2482MHz Phi=0Phi=90 Theta=90 Z X Z Y X Y ProductmodelDateofproductionPagenumber GLRD822025-09-138/8 Maker ExamineandverifyRatify FUJIANJUNYANGKUIYEXUE Thanks ！

Page 1 of 50 FCC Test Report Report No.: AGC12810250802FR02 FCC ID : 2BERM-ZS1 APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : MECHANICAL KEYBOARD BRAND NAME : MCHOSE MODEL NAME : K87S, K87 V2, Jet 75, X75 V2, KX75, UT98, k99 V2, K99 V3, G98 Pro, G98 V2, G75, G75 V2, Z75S, GX87 V2, GX87 SE, G87 V2 APPLICANT : Shenzhen Zhishi intelligent Technology Co., LTD DATE OF ISSUE : Aug. 29, 2025 STANDARD(S) : FCC Part 15 Subpart C §15.247 REPORT VERSION : V1.0 Attestation Of Global Compliance (Shenzhen) Co., Ltd Report No.: AGC12810250802FR02 Page 2 of 50 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 29, 2025 Valid Initial Release Report No.: AGC12810250802FR02 Page 3 of 50 Table of Contents 1. General Information ........................................................................................................................................ 5 2. Product Information ........................................................................................................................................ 6 2.1 Product Technical Description ................................................................................................................... 6 2.2 Test Frequency List ................................................................................................................................... 6 2.3 Related Submittal(S) / Grant (S) ............................................................................................................... 7 2.4 Test Methodology ...................................................................................................................................... 7 2.5 Special Accessories .................................................................................................................................. 7 2.6 Equipment Modifications ........................................................................................................................... 7 2.7 Antenna Requirement................................................................................................................................ 7 3. Test Environment ............................................................................................................................................ 8 3.1 Address of the Test Laboratory ................................................................................................................. 8 3.2 Test Facility ................................................................................................................................................ 8 3.3 Environmental Conditions ......................................................................................................................... 9 3.4 Measurement Uncertainty ......................................................................................................................... 9 3.5 List of Equipment Use ............................................................................................................................. 10 4. System Test Configuration ..................…

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