2BGPH-NOTE02KUMI AI Note

Shenzhen Tenxinbona Technology Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 [January 30, 2026] U.S. Agent Designation [Shenzhen Tenxinbona Technology Co., Ltd.] acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought FCC ID: 2BGPH-NOTE02 Name and company of U.S. agent: [GLOCERTS TECHNOLOGY INC] Physical U.S. address of agent: [19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507] FRN of U.S. agent: [0036339737] Email address of U.S. agent: [[email protected]] Telephone of U.S.agent: (626) 588-8039 [GLOCERTS TECHNOLOGY INC] acknowledges their obligation to accept service of process on behalf of [Shenzhen Tenxinbona Technology Co., Ltd.]. [Shenzhen Tenxinbona Technology Co., Ltd.] with the FRN [0035487461] accepts its obligation to maintain an agent for service of process in the United States for no less than 1 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. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. Sincerely, Signature Signature [WANG PING] [Huiying Fan] [Certified Engineer] [Director] [Shenzhen Tenxinbona Technology Co., Ltd.] [GLOCERTS TECHNOLOGY INC]

Shenzhen Tenxinbona Technology Co., Ltd. (January 30, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2BGPH-NOTE02 [Shenzhen Tenxinbona 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. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, (Applicant signature) (Applicant printed name) WANG PING Shenzhen Tenxinbona Technology Co., Ltd. (January 30, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2BGPH-NOTE02 [Shenzhen Tenxinbona Technology Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) WANG PING

Shenzhen Tenxinbona Technology Co., Ltd. (January 30, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (KUMI AI Note / KM-NOTE02 / FCC ID: 2BGPH-NOTE02) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the 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 required to be submitted with this application be permanently withheld from public review. 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. Please contact me if there is any information you may need. Sincerely, Signature: Name: WANG PING Title: Certified Engineer

Shenzhen Tenxinbona Technology Co., Ltd. (January 30, 2026) 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 (Shenzhen CTB Testing Technology 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, Signature: Name: WANG PING Title: Certified Engineer

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 4 Model: KM-NOTE02 External Photos Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 4 of 4

FCC ID LABEL: Label Location: FCC ID: 2BGPH-NOTE02 Model No.: KM-NOTE02

Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 46 TEST REPORT Compiled by: Reviewed by: Approved by: Zhang Mao cheng Martin Feng Rita Xiao / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: KUMI AI Note FCC ID: 2BGPH-NOTE02 Trademark: KUMI Model Number: KM-NOTE02 Prepared For: Shenzhen Tenxinbona Technology Co., Ltd. Address: Room 405, Block A, United Financial Holdings Building, No.1 Shihua Road, Futian District, Shenzhen, China Manufacturer: Shenzhen Tenxinbona Technology Co., Ltd. Address: Room 405, Block A, United Financial Holdings Building, No.1 Shihua Road, Futian District, Shenzhen, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Dec. 15, 2025 Sample tested Date: Dec. 15, 2025 to Jan. 24, 2026 Issue Date: Jan. 24, 2026 Report No.: CTB25121504001RH04 Test Standards FCC 47 CFR Part2(2.1093), FCC 47 CFR Part1(1.1310) FCC 47 CFR Part1(1.1307), ANSI/IEEE C95.1-2019 IEEE 1528-2013 & Published RF Exposure KDB Procedures Test Results PASS Remark: This is SAR test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB25121504001RH04 Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 46 Contents Page 1 COVER PAGE ......................................................................................................................................... 1 CONTENTS ....................................................................................................................................................................... 2 1. VERSION .................................................................................................................................................................. 4 2. PRODUCT INFORMATION AND TEST SETUP............................................................................................... 5 2.1 PRODUCT INFORMATION ................................................................................................................................... 5 3 EQUIPMENT USED DURING TEST ................................................................................................................... 6 3.1 EQUIPMENT LIST ............................................................................................................................................... 6 3.2 TEST EQUIPMENT CALIBRATION ....................................................................................................................... 7 4 SAR INTRODUCTION ........................................................................................................................................... 8 4.1 INTRODUCTION .................................................................................................................................................. 8 4.2 SAR DEFINITION ............................................................................................................................................... 8 5 SAR MEASUREMENT SETUP ............................................................................................................................. 9 5.1 SAR MEASUREMENT SETUP ...................................................................................................................... 9 5.2 DASY5 E-FIELD PROBE SYSTEM .................................................................................................................... 10 5.3 PROBE SPECIFICATION ..................................................................................................................................... 10 5.4 ISOTROPIC E-FIELD PROBE .............................................................................................................................. 10 5.5 PHANTOMS ...................................................................................................................................................... 11 5.6 DEVICE HOLDER .............................................................................................................................................. 11 6 SAR TEST PROCEDURE .................................................................................................................................... 12 6.1 SCANNING PROCEDURE ................................................................................................................................... 12 6.2 EXTRAPOLATION ............................................................................................................................................. 15 6.3 TEST POSITION – BODY CONFIGURATIONS .................................................................................................... 15 7 EXPOSURE LIMIT ............................................................................................................................................... 16 7.1 UNCONTROLLED ENVIRONMENT ..................................................................................................................... 16 7.2 CONTROLLED ENVIRONMENT .......................................................................................................................... 16 8 SYSTEM AND LIQUID VALIDATION ..............................................................................................…

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Ver.8.1 TDK Corporation Aug. 2022 P/N: MultilayerAntenna For2.4GHz W-LAN & Bluetooth / 5GHz W-LAN ANT Series ANT162442DT-2001A2 1.6x0.8mm [EIA 0603]TYPE All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation Dimensions (mm) LWTabcdef 1.600.800.400.2150.250.20(0.10)0.63(0.10) +/-0.10+/-0.10Max+/-0.10+/-0.10+/-0.10 +/-0.10 Terminal functions (1)(6) (2) (3) (4) (5) *Terminal (2),(3),(5) and (6) :Connected in inner structure ■ TERMINATION FINISH Material Au plate ■ SHAPES AND DIMENSIONS ANT162442DT-2001A2 Feed point Radiator electrode for 2.4GHz ISM Feed point Feed point Radiator electrode for 5.5GHz Feed point Aug. 2022 [Top View][Bottom View] (2) (4)(1) (3) (5) (6) (3) (1) (4) (2) (6)(5) All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation Min.Typ.Max. VSWR2400to2484-1.543.0 5150to5850-1.583.0 Antenna Gain (dBi)**2400to2484-2.13- 5150to5850-2.30- Polarization PCB Size (mm) Antenna keep-out Area (mm) Characteristic Impedance (ohm) * This is typical antenna performance with the standard PCB. ** Reference value Note: Tested antenna has been soldered. Evaluation board size is 50x20x1 mm. Aug. 2022 ( Measurement ) ANT162442DT-2001A2 Linear 50 x 20 8x5 ■ FREQUENCY CHARACTERISTICS 50 (Nominal) ■ ELECTRICAL CHARACTERISTICS ParameterFrequency (MHz) TDK Spec Freq [GHz] 2.4 2.485 Freq [GHz] 5.15 5.85 1 2 3 4 5 6 7 8 9 10 11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 5.0005.2005.4005.6005.8006.000 VSWR Efficiency [dB] Frequency [GHz] 5.5GHz WLAN band 1 2 3 4 5 6 7 8 9 10 11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 2.3002.3502.4002.4502.5002.5502.600 VSWR Efficiency [dB] Frequency [GHz] 2.4GHz WLAN band All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation Power Handling (W) *1 CW Human Body Model : HBM@Each Port (V) 100pF / 1500ohm Machine Model : MM@Each Port (V) 200pF / 0ohm Charged Device Model : CDM@Each Port (V) Humidity : 60%RH max *1 : Refer to 3GPP TS 38.101-1 V15.2.0 +/-1000 +/-150 +/-500 Operating temperature (°C) –40 to +85 °C Storage temperature (°C) –40 to +85 °C 0.8 Aug. 2022 ANT162442DT-2001A2 ■ MAXIMUM RATINGS ParameterTDK SpecConditions All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation PCB size : 50mm x 20mm x 1mm Antenna area : 8 x 5 mm This evaluation board layout example is defined based on TDK standard. Other board layouts can be used by optimizing their design. Matching element values can be selected depending on the board layouts. Getting more support, please access our website. https://mytdk.tdk.com/ja/login The following URL is a link to TDK's simple antenna simulator. https://product.tdk.com/ja/search/rf/rf/antenna/simulation?pid=1000000249778 Measurement condition for Radiation Pattern 1.3nH(MLG1005S1N3C:TDK) Mt Common ANT162442DT-2001A2 ■ EVALUATION BOARD Ft 2.4GHz Ft 5.5GHz 6.2pF 0.4pF Aug. 2022 Element Value 素子値情報入力 ※この情報は単なるメモ用 Mt Ft2GHz Ft5GHz Z Y X φ θ Eφ Eθ Er PCB Chip antenna Ft 5.5GHzFt 2.4GHz ANT162442DT-2001A2 Mt Common All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation Note: Tested antenna has been soldered. Evaluation board size is 50x20x1 mm. 2.4GHz ISM Band ANT162442DT-2001A2 ■ Radiation Pattern Aug. 2022 Frequency[GHz]2.4002.4422.485Frequency[GHz]2.4002.4422.485 Average[dBi]-16.54-16.59-16.37Average[dBi]0.570.670.35 Maximum[dBi]-12.01-13.47-12.72Maximum[dBi]2.022.131.90 Minimum[dBi]-30.09-27.57-28.66Minimum[dBi]-1.35-1.43-2.16 Frequency[GHz]2.4002.4422.485Frequency[GHz]2.4002.4422.485 Average[dBi]-2.27-2.13-2.37Average[dBi]-14.44-14.68-14.79 Maximum[dBi]1.942.081.96Maximum[dBi]-12.83-13.39-13.42 Minimum[dBi]-17.08-18.95-20.38Minimum[dBi]-17.10-16.69-18.01 Frequency[GHz]2.4002.4422.485Frequency[GHz]2.4002.4422.485 Average[dBi]-2.32-2.22-2.51Average[dBi]-12.31-12.26-12.40 Maximum[dBi]0.690.810.54Maximum[dBi]-8.06-7.88-7.97 Minimum[dBi]-30.39-36.66-31.21Minimum[dBi]-28.70-31.60-34.56 -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi Horizontal PolarizationVertical Polarization Vertical Polarization Vertical Polarization Horizontal Polarization Horizontal Polarization 2.400 2.442 2.485 0° 270°90° Y Z X 0° 270°90° X Z Y 0° 270°90° Z X Y [Unit:GHz] [Unit:GHz] [Unit:GHz] Deg Deg Deg Deg Deg Deg H-Pol.V-Pol. 2.400 2.442 2.485 2.400 2.442 2.485 All specifications are subject to change without notice. TDK Technology - Proprietary and Confidential Information of TDK Group Companies Ver.8.1 TDK Corporation Note: Tested antenna has been soldered. Evaluation board size is 50x20x1 mm. 5.5GHz Band ANT162442DT-2001A2 ■ Radiation Pattern Aug. 2022 Frequency[GHz]5.1505.5005.850Frequency[GHz]5.1505.5005.850 Average[dBi]-12.97-12.16-13.58Average[dBi]-1.43-0.20-0.08 Maximum[dBi]-7.48-6.62-6.72Maximum[dBi]0.621.471.73 Minimum[dBi]-32.51-26.84-36.34Minimum[dBi]-5.45-3.08-4.67 Frequency[GHz]5.1505.5005.850Frequency[GHz]5.1505.5005.850 Average[dBi]-2.51-2.08-2.65Average[dBi]-19.15-18.18-19.20 Maximum[dBi]1.011.130.37Maximum[dBi]-13.54-13.50-14.93 Minimum[dBi]-28.98-23.90-18.97Minimum[dBi]-34.57-42.62-38.87 Frequency[GHz]5.1505.5005.850Frequency[GHz]5.1505.5005.850 Average[dBi]-4.50-3.50-2.84Average[dBi]-2.89-2.23-3.18 Maximum[dBi]0.421.372.30Maximum[dBi]-0.680.24-1.24 Minimum[dBi]-29.11-29.74-40.66Minimum[dBi]-15.19-20.29-19.75 -40 -30 -20 -10 0 10 0 45 90 135 180 225 270 315 dBi -40 -30 -20 -10 0 10 0 …

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Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 57 TEST REPORT Compiled by: Reviewed by: Approved by: Kai Chen Martin Feng Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Test item description: KUMI AI Note FCC ID: 2BGPH-NOTE02 Trademark(s): KUMI Model/Type reference: KM-NOTE02 Applicant’s name: Shenzhen Tenxinbona Technology Co., Ltd. Address: Room 405, Block A, United Financial Holdings Building, No.1 Shihua Road, Futian District, Shenzhen, China Manufacturer: Shenzhen Tenxinbona Technology Co., Ltd. Address: Room 405, Block A, United Financial Holdings Building, No.1 Shihua Road, Futian District, Shenzhen, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Dec. 15, 2025 Sample tested Date: Dec. 15, 2025 to Fed. 06, 2026 Issue Date: Fed. 06, 2026 Report No.: CTB25121504001RF03 Test Standards FCC CFR Title 47 Part 15 Subpart E Section 15.407 KDB 789033 V02r01 Test Results PASS Remark: This is WIFI-5GHz band radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB25121504001RF03 Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 57 TABLE OF CONTENT Test Report Declaration Page 1. VERSION ........................................................................................................................................ 4 2. TEST SUMMARY ........................................................................................................................... 5 3. MEASUREMENT UNCERTAINTY ................................................................................................. 6 4. PRODUCT INFORMATION AND TEST SETUP ............................................................................ 7 4.1 Product Information .......................................................................................................................... 7 4.2 Test Setup Configuration .................................................................................................................. 7 4.3 Support Equipment........................................................................................................................... 7 4.5 Test Mode ........................................................................................................................................ 8 4.6 Test Environment ............................................................................................................................. 9 5. TEST FACILITY AND TEST INSTRUMENT USED ..................................................................... 10 5.1 Test Facility .................................................................................................................................... 10 5.2 Test Instrument Used ..................................................................................................................... 10 6. AC POWER LINE CONDUCTED EMISSION ............................................................................... 13 6.1 Block Diagram Of Test Setup ......................................................................................................... 13 6.2 Limit ................................................................................................................................................ 13 6.3 Test procedure ............................................................................................................................... 13 6.4 Test Result ..................................................................................................................................... 15 7. RADIATED SPURIOUS EMISSIONS ........................................................................................... 17 7.1 Block Diagram Of Test Setup ......................................................................................................... 17 7.2 Limit ................................................................................................................................................ 17 7.3 Test procedure ............................................................................................................................... 18 7.4 Test Result ..................................................................................................................................... 19 8. BAND EDGE ................................................................................................................................ 23 8.1 Block Diagram Of Test Setup ......................................................................................................... 23 8.2 Limit ................................................................................................................................................ 23 8.3 Test procedure ............................................................................................................................... 23 8.4 Test Result ..................................................................................................................................... 24 9. CONDUCTED OUTPUT POWER ................................................................................................. 26 9.1 Block Diagram Of Test Setup ..........................................…

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Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 2 Model: KM-NOTE02 Radiated Emission Below 1G Above 1G Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 2 Conducted emissions RF Conducted

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 1 Model: KM-NOTE02 Body-Worn/Hotspot(Front side) Body-Worn/Hotspot( (Back side) Hotspot(Left edge) Hotspot(Bottom edge) 0mm separation distance 0mm separation distance 0mm separation distance 0mm separation distance