2BG3S-10111208IoT Device

BML Solutions., Co., Ltd. To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-20-2024 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2BG3S-10111208 BML Solutions Co., Ltd. (“the applicant”) certifies that, as of the date of the filing of the application, SIIX U.S.A. Corp. is our designated U.S. agent for service of process for the above referenced FCC ID. BML Solutions Co., Ltd. accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission- related proceeding involving the equipment. SIIX U.S.A. Corp. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: SIIX U.S.A. Corp. Address: 651 Bonnie Lane, Elk Grove Village, IL 60007, U.S.A. Contact Person: Takaaki Iwatake Tel.: +1-847-593-3211 Email: [email protected] FRN: 0035878818 Sincerely, SIIX U.S.A. Corp. (U.S. agent company name printed name) Takaaki Iwatake (U.S. agent company name signature) BML Solutions Co., Ltd. (Applicant printed name) Shiro Kamohara (Applicant signature)

BML Solutions., Co., Ltd. Date: 07-13-2024 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Ref: Attestation Statements Part 2.911(d)(5)(i) and Part 2.911(d)(5)(ii) Filing Re. KDB 986446 D01 FCC ID: 2BG3S-10111208 Dear Sir or Madam, BML Solutions 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 applicant is not identified on the Covered List as an entity producing “covered” equipment. If you have any questions, please contact us. Sincerely, Contact name: Shiro Kamohara Company name: BML Solutions Co., Ltd. Address: 5-15-40, Matsushiro, Tsukubashi, Ibaraki, 305-0035, Japan E-mail: [email protected] Tel: +81-90-9979-3073

BML Solutions., Co., Ltd. Date (13/072024) Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Confidentiality Request FCC ID:2BG3S-10111208 Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commission’s Rules,BML Solutions Co., Ltd.,hereby requests permanent confidential treatment of information accompanying this application as outlined below: Schematics Block Diagrams Operational Description BML Solutions Co., Ltd., alsohereby requests short-term confidential treatment of information accompanying this application as outlined below for a period of90 days: Internal Photos External Photos User Manual Test Set-up Photographs The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Yours sincerely, Name: Shiro Kamohara Title:CEO

BML Solutions., Co., Ltd. Date (13/07/2024) TUV SUD America Inc. 10 Centennial Drive Peabody, MA 01960, USA Dear Sir or Madam, We,BML Solutions Co., Ltd., 5-15-40, Matsushiro, Tsukubashi, Ibaraki, 305-0035, Japan, hereby authorize Mr. Hiroaki Suzuki of TÜV SÜD Japan Ltd., 5-4149-7, Hachimanpara, Yonezawa-shi, Yamagata, 992-1128 Japan (phone: +81-238-40-1681),to act as our agent in all matters relating to applications for equipment authorization, including the signing of all documents relating to these matters. Yours sincerely, Name: Shiro Kamohara Title: CEO

© Copyright 2020 OSM GroupConfidential External view drawing of case (W, D, H dimensions must be included) 104 72.44 6.35 Solar area Lablearea 60 60 59.4 59.4 9.79 2.79

TÜV SÜD Japan Ltd. August 28, 2024 TUV SUD America Inc. 10 Centennial Drive Peabody, MA 01960, USA Attention: Director of Certification RE: Analysis of RF Exposure for Portable and Mobile use per KDB 447498 D01 RF Exposure Procedures and Equipment Authorization Policies for Mobile and Portable Devices v07 FCC ID: 2BG3S-10111208 According to Supplement C, Edition 01-01 to OET Bulletin Edition 97-01 this spread spectrum transmitter is categorically excluded from routine environmental evaluation because of the low power level, where there is a high likelihood of compliance with RF exposure standards. PG 4πR 2 S: Power Density P: Output Power ERP R: Distance D: Cable Loss AG: Antenna Gain Item UnitValueRemarks PmW5.284Peak value DdB AGdBi-1.21 G0.757Calculated value Rcm20Assumed value SmW/cm^20.000796Calculated value Limit for General Population / Uncontrolled Exposure Frequency (MHz)Power Density (mW/cm^2) 300-1,5000.6 Sincerely, Hiroaki Suzuki RF Deputy Manager of EMC Lab S =

TÜV SÜD Japan Ltd. Yonezawa Testing Center 5-4149-7 Hachimanpara, Yonezawa-shi, Yamagata, 992-1128 Japan Phone: +81 (0) 238 28 2881 www.tuvsud.com/ja-jp TÜV SÜD Japan Ltd. Report on the RF Testing of: BML Solutions Co., Ltd. BMF IoT-10111208, Model: 10111208 FCC ID: 2BG3S-10111208 In accordance with FCC Part 15 Subpart C Prepared for: BML Solutions Co., Ltd.. 5-15-40, Matsushiro, Tsukubashi, Ibaraki, 305-0035, Japan Phone: +81-90-9979-3073 COMMERCIAL-IN-CONFIDENCE Document Number: JPD-TR-24135-0 SIGNATURE NAMEJOB TITLERESPONSIBLE FORISSUE DATE Hiroaki SuzukiRF Deputy Manager of EMC LabApproved Signatory Signatures in this approval box have checked this document in line with the requirements of TÜV SÜD Japan Ltd. document control rules. EXECUTIVE SUMMARY – Result: Complied A sample(s) of this product was tested and the result above was confirmed in accordance withFCC Part 15 Subpart C. DISCLAIMER AND COPYRIGHT The results in this report are applicable only to the equipment tested. This report shall not be re-produced except in full without the written approval of TÜV SÜD Japan Ltd. Client provided data, for which TÜV SÜD Japan Ltd. take no responsibility, which can affect validity of results within this report is clearly identified. ACCREDIATION This test report must not be used by the client to claim product certification, approval, or endorsement by A2LA or any agency of the U.S. Government. Document Number: JPD-TR-24135-0 TÜV SÜD Japan Ltd. Page 2 of 37 Contents 1Summary of Test .................................................................................................................... 3 1.1Modification history of the test report ........................................................................................ 3 1.2Standards ................................................................................................................................ 3 1.3Test methods ........................................................................................................................... 3 1.4Deviation from standards.......................................................................................................... 3 1.5List of applied test(s) of the EUT............................................................................................... 3 1.6Test information ....................................................................................................................... 3 1.7Test set up ............................................................................................................................... 3 1.8Test period ............................................................................................................................... 3 2Equipment Under Test ........................................................................................................... 4 2.1EUT information ....................................................................................................................... 4 2.2Modification to the EUT ............................................................................................................ 5 2.3Variation of family model(s) ...................................................................................................... 5 2.4Operating channels and frequencies ........................................................................................ 6 2.5Operating mode ....................................................................................................................... 6 2.6Operating flow .......................................................................................................................... 7 3Configuration of Equipment .................................................................................................. 8 3.1Equipment used ....................................................................................................................... 8 3.2Cable(s) used........................................................................................................................... 8 3.3System configuration ................................................................................................................ 8 4Test Result ............................................................................................................................. 9 4.120dB Bandwidth ....................................................................................................................... 9 4.2Carrier Frequency Separation ................................................................................................ 11 4.3Number of Hopping Frequencies ............................................................................................ 13 4.4Time of Occupancy (Dwell Time) ............................................................................................ 15 4.5Maximum Peak Output Power ................................................................................................ 17 4.6Band Edge Compliance of RF Conducted Emissions .............................................................. 19 4.7Spurious emissions - Conducted - .......................................................................................... 21 4.8Spurious Emissions - Radiated -............................................................................................. 25 5Antenna requirement ........................................................................................................... 33 6Measurement Uncertainty .................................................................................................... 34 7Laboratory Information ........................................................................................................ 35 Appendix A. Test Equipment ............................................................................................................... 36 Appendix B. Duty Cycle ......…

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CONFIDENTIAL 1 11 JUNE.2024 STAF corporation Electrical Group Application form to Technical standards conformity certification T22-007-1244 T22-007-1245 Address:Staf Bldg. 2-6-12 Shin-Yokohama, Kohoku-ku, Yokohama-shi, Kanagawa-ken, Japan CONFIDENTIAL Item Contents Manufacturer STAF corporation Product name Antenna Application number T22-007-1244 T22-007-1245 Frequency T22-007-1244915～928[MHz] T22-007-12452400～2500[MHz] Antennatype λ/4 monopole antenna Maximum absolute gain 3[dBi] or less Impedance 50Ω 2 Application num.T22-007-1244/1245 1.Specification CONFIDENTIAL 3 2.Outside dimension drawing Application num.T22-007-1244/1245 Antenna T22-007-1244 (920MHz) T22-007-1245 (Wifi_2.4G) CONFIDENTIAL 4 3.VSWR/Impedance Application num.T22-007-1244/1245 T22-007-1244(920MHz)T22-007-1245(Wifi_2.4G) CONFIDENTIAL Horizontal polarized wave Vertical polarized wave MRG = Maximum radiation gain PAG = Pattern average gain 5 4.Gain Radiation pattern Application num.T22-007-1244/1245 Efficiency-3.54[dB]Efficiency-3.33[dB]Efficiency-3.19[dB]Efficiency-3.16[dB] HMRG-2.63[dBi]HMRG-2.19[dBi]HMRG-1.87[dBi]HMRG-1.70[dBi] (Red) PAG -6.07 [dBi] (Red) PAG -5.75 [dBi] (Red) PAG -5.53 [dBi] (Red) PAG -5.42 [dBi] VMRG-4.73[dBi]VMRG-4.51[dBi]VMRG-4.48[dBi]VMRG-4.59[dBi] (Blue) PAG-5.45[dBi] (Blue) PAG-5.39[dBi] (Blue) PAG-5.43[dBi] (Blue) PAG-5.58[dBi] HMRG-1.21[dBi]HMRG-0.95[dBi]HMRG-0.76[dBi]HMRG-0.69[dBi] (Red) PAG -4.66 [dBi] (Red) PAG -4.42 [dBi] (Red) PAG -4.24 [dBi] (Red) PAG -4.18 [dBi] VMRG-16.89[dBi]VMRG-16.62[dBi]VMRG-16.32[dBi]VMRG-16.11[dBi] (Blue) PAG-20.49[dBi] (Blue) PAG-20.10[dBi] (Blue) PAG-19.88[dBi] (Blue) PAG-19.81[dBi] HMRG-5.57[dBi]HMRG-5.25[dBi]HMRG-5.09[dBi]HMRG-5.10[dBi] (Red) PAG -9.10 [dBi] (Red) PAG -8.89 [dBi] (Red) PAG -8.78 [dBi] (Red) PAG -8.79 [dBi] VMRG-2.48[dBi]VMRG-2.31[dBi]VMRG-2.22[dBi]VMRG-2.24[dBi] (Blue) PAG-3.25[dBi] (Blue) PAG-3.08[dBi] (Blue) PAG-3.02[dBi] (Blue) PAG-3.08[dBi] 915[MHz]920[MHz] Ｚｘ面 Ｙｚ面 Ｘｙ面 [MHz]924[MHz]928 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 0° 270° 90° 180° Z X Y 0° 270° 90° Z Y X 0° 270° 90° 180° Y X Z ZX面 YZ面 XY面 Efficiency-5.77[dB]Efficiency-5.39[dB]Efficiency-6.46[dB]Efficiency-7.13[dB] HMRG-5.70[dBi]HMRG-5.83[dBi]HMRG-7.09[dBi]HMRG-7.79[dBi] (Red) PAG -10.45 [dBi] (Red) PAG -10.27 [dBi] (Red) PAG -11.35 [dBi] (Red) PAG -12.04 [dBi] VMRG-3.39[dBi]VMRG-3.01[dBi]VMRG-3.76[dBi]VMRG-4.25[dBi] (Blue) PAG-5.37[dBi] (Blue) PAG-4.75[dBi] (Blue) PAG-5.57[dBi] (Blue) PAG-6.23[dBi] HMRG-3.03[dBi]HMRG-2.77[dBi]HMRG-3.23[dBi]HMRG-3.37[dBi] (Red) PAG -6.98 [dBi] (Red) PAG -6.98 [dBi] (Red) PAG -8.26 [dBi] (Red) PAG -8.93 [dBi] VMRG-15.43[dBi]VMRG-15.48[dBi]VMRG-15.98[dBi]VMRG-16.06[dBi] (Blue) PAG-20.07[dBi] (Blue) PAG-19.24[dBi] (Blue) PAG-19.10[dBi] (Blue) PAG-19.31[dBi] HMRG-6.70[dBi]HMRG-6.43[dBi]HMRG-6.71[dBi]HMRG-7.44[dBi] (Red) PAG -11.02 [dBi] (Red) PAG -10.85 [dBi] (Red) PAG -11.16 [dBi] (Red) PAG -11.69 [dBi] VMRG-7.58[dBi]VMRG-7.44[dBi]VMRG-8.61[dBi]VMRG-9.36[dBi] (Blue) PAG-10.34[dBi] (Blue) PAG-10.42[dBi] (Blue) PAG-11.67[dBi] (Blue) PAG-12.43[dBi] 2400[MHz]2442[MHz]2500[MHz]2483.5[MHz] Ｚｘ面 Ｙｚ面 Ｘｙ面 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 -40 -30 -20 -10 0 10 0 330 300 270 240 210 180 150 120 90 60 30 T22-007-1244(920MHz)T22-007-1245(WiFi_2.4G) CONFIDENTIAL DateBeforeChangeAfter ChangeName 6 REVISON HISTORY Application num.T22-007-1244/1245