2BCCJ-DAISOOWS002True Wireless Earphone

山折り 谷折り ➀の裏に➁がくること DAISO_OWS002_manual K 紙厚0.1mm

UNITED STATES DESIGNATED AGENT LETTER Date: 2026-03-31 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Applicant U.S. designated agent Company Name: Daiso Industries Co., Ltd. Company Name: Daiso USA LLC Grantee Code: FRN: 2BCCJ 0034077610 FRN: 0038182937 Contact Name: Takuya Yamauchi Contact Name: Nicole Crimm Address: 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501 Japan Address: 1900 S State College Boulevard, Suite 500, Anaheim, CA 92806, USA Telephone: +81-82-420-0100 Telephone: +(341) 348-4011 Email: [email protected] Email: [email protected] Applicable Equipment: FCC ID: 2BCCJ-DAISOOWS002 ATTN: Director of Certification: We, Daiso Industries Co., Ltd. and Daiso USA LLC understand and acknowledge the applicants consent and the designated agent’s obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and e-mail of the designated agent listed above. We, Daiso Industries Co., Ltd. and Daiso USA LLC acknowledge the applicant’s acceptance of its obligation to maintain an agent for 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. Applicant U.S. designated agent Name (Printed): Takuya Yamauchi Name (Printed): Nicole Crimm Title: Chief Title: President Signature: Signature

FCC COVERED LIST DECLARATION LETTER Page 1 of 1 Revision 1.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Daiso Industries Co., Ltd. Address 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501 Japan FRN 0034077610 Grantee Code 2BCCJ FCC ID: 2BCCJ-DAISOOWS002 Authorized Contact Name Takuya Yamauchi Contact Phone +81-82-420-0100 Contact Email [email protected] Daiso Industries Co., Ltd. (“the applicant”) certifies: - 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. - as of the date of the filing of the application, the applicant [is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. - the software to be loaded prior to marketing of the equipment identified above is not “covered” software manufactured by any entity including predecessors, successors, parents, subsidiaries, affiliates or any entity which has rebranded or relabeled the software produced by the entity(ies) identified on the “Covered List”. - the device is not capable of storing or running software listed on the covered list and therefore is inherently compliant. NOTE: Justification/evidence explaining how compliance is met must accompany this letter Link to the Covered List: Covered List Applicant Signature: Date: 1/22//2026 Print Name: Takuya Yamauchi Title: Chief *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Applicant Declaration QSF27-14-04 Rev 1.4 April 25, 2025 Page 1 of 1 Original Issue: Jan. 4, 2021 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Daiso Industries Co., Ltd. Address 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501 Japan FRN 0034077610 Grantee Code 2BCCJ FCC ID: 2BCCJ-DAISOOWS002 Authorized Contact Name Takuya Yamauchi Contact Phone +81-82-420-0100 Contact Email [email protected] I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO 17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc. terms and conditions as specified in the TCB Application Form 731 (QSF27-14-01). Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Link to the Covered List: Covered List Applicant Signature: Date: 1/22/2026 Print Name: Takuya Yamauchi Title: Chief *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Daiso Industries Co., Ltd. Date: 1/22/2026 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: 2BCCJ-DAISOOWS002 To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Daiso Industries Co., Ltd. This authorization is valid until further written notice from the applicant. Sincerely, Print Name: Takuya Yamauchi Title: Chief Signature: On behalf of Company: Daiso Industries Co., Ltd. Telephone: +81-82-420-0100 E-mail: [email protected]

Daiso Industries Co., Ltd. Date: 1/22/2026 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: Confidentiality Request regarding application for FCC ID: 2BCCJ-DAISOOWS002 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. SHORT TERM CONFIDENTIALITY Additionally, the applicant requests the following documents be held confidential until the device is marketed or 0 days from the grant date, whichever is less. If the device is marketed within aforementioned 0 days of the Grant Date, the applicant will notify the TCB per FCC KDB 726920 D01 Confidentiality Request Procedures. External Photos Internal Photos Test Setup Photos User manual(s) Sincerely, Print Name: Takuya Yamauchi Title: Chief Signature: On behalf of Company: Daiso Industries Co., Ltd. Telephone: +81-82-420-0100 E-mail: [email protected]

POWER OF ATTORNEY Company: Daiso Industries Co., Ltd Address: 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501 Japan To whom it may concern: We, the undersigned, hereby authorize Takuya Yamauchi, as our true and lawful attorney with power to attend and to represent in our name and on our behalf and to do the following and related acts, deeds and things regarding regulatory product certification: • To Takuya Yamauchi to sign all application documents for FCC ID This Power of Attorney is in full force and effect on the date of its signing, until further written notice from the applicant. Print Name: Nozomi Matsunobu Title: Chief Signature: On behalf of Company: Daiso Industries Co., Ltd. Telephone: +81-82-420-0100 E-mail:[email protected]

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 1 of 6 Appendix External Photos for SZCR2511004861AT FCC ID: 2BCCJ-DAISOOWS002 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 2 of 6 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 3 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 4 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 5 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A02 Rev.A/0 Page: 6 of 6 - End of the Appendix -

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 1 of 9 Appendix Internal Photos for SZCR2511004861AT FCC ID: 2BCCJ-DAISOOWS002 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 2 of 9 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 3 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 4 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 5 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 6 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 7 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 8 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-A03 Rev.A/0 Page: 9 of 9 - End of the Appendix -

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486103 Page: 1 of 7 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZCR2511004861AT Applicant: Daiso Industries Co., Ltd. Address of Applicant: 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501, Japan Manufacturer: GUANGDONG BAOLI ELECTRONIC CO.,LTD Address of Manufacturer: Room 301, Building 7, No. 57, Chashan Jinshan Road, Chashan Town, Dongguan City, Guangdong Province, China Factory: GUANGDONG BAOLI ELECTRONIC CO.,LTD Address of Factory: Room 301, Building 7, No. 57, Chashan Jinshan Road, Chashan Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: True Wireless Earphone Model No.: OWS002 Trade Mark: FCC ID: 2BCCJ-DAISOOWS002 Standard(s) : FCC Rules 47 CFR §2.1093 KDB 447498 D04 interim General RF Exposure Guidance v01 Date of Receipt: 2025-11-07 Date of Evaluation: 2025-11-07 to 2025-11-11 Date of Issue: 2025-11-21 Evaluation Result: Pass* * In the configuration evaluated, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486103 Page: 2 of 7 Revision Record Version Chapter Date Modifier Remark 01 2025-11-21 Original Authorized for issue by: Bill Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486103 Page: 3 of 7 2 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Contents .................................................................................................................................................... 3 3 General Information .................................................................................................................................. 4 3.1 General Description of E.U.T. ............................................................................................................ 4 3.2 Details of E.U.T. ................................................................................................................................. 4 3.3 Separation Distance ........................................................................................................................... 4 3.4 Test Location ...................................................................................................................................... 5 3.5 Test Facility ........................................................................................................................................ 5 3.6 Deviation from Standards ................................................................................................................... 5 3.7 Abnormalities from Standard Conditions ........................................................................................... 5 4 Technical Requirements Specification ................................................................................................... 6 4.1 RF Exposure Evaluation .................................................................................................................... 6 4.1.1 Limit & Test Method ....................................................................................................................... 6 4.1.2 Conclusion ..................................................................................................................................... 6 5 EUT Constructional Details (EUT Photos) ............................................................................................. 7 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486103 Page: 4 of 7 3 General Information 3.1 General Description of E.U.T. Product Type: Portable device Mobile device Fixed device 3.2 Details of E.U.T. Power supply: Lithium Ion Battery: DC 3.7V 40mAh rechargeable battery which charged by charging case for left earbud and right earbud Lithium Ion Battery: DC 3.7V 300mAh rechargeable battery which charged by USB port for charging case Cable Loss (for RF conducted test): 0.5dB Operation Frequency: 2402MHz to 2480MHz Modulation Type: GFSK, pi/4DQPSK, 8DPSK Number of Channels: 79 Channel Spacing: 1MHz Spectrum Spread Technology: Frequency Hopping Spread Spectrum(FHSS) Antenna Type: Chip Antenna Antenna Gain: Left earbud:2.7dBi Right earbud:2.7dBi Remark:The information in this section is provided by the applicant or manufacturer, SGS is not liable to the accuracy, suitability, reliability or/and integrity of the information. 3.3 Separation Distance Minimum test separation distance: 5mm Remark: This minimum test separation distance is determined by the smallest distance from the antenna and radiating structures or outer surface of the device, according to the host form factor, exposure conditions and platform requirements, to any part of the body or extremity of a user or bystander. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486103 Page: 5 of 7 3.4 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen Branch No. 1 Workshop, M-10, Middle Section, Science & Technology Park, Nanshan District, Shenzhen, Guangdong, China. 518057. Tel: +86 755 2601 2053 Fax: +86 755 2671 0594 No tests were sub-contracted. 3.5 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 3816.01) SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory is accredited by the American Association for Laboratory Accreditation(A2LA). Certificate No. 3816.01. • VCCI (Member No. 1937) The 3m Fully-anechoic chamber for above 1GHz, 10m Semi-anechoic chamber for below…

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2.4GHz 1608 Chip Antenna: RANT1608F245X08 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT0603F245 (A)(B)(C)(D) X (E) ElectricalSpecificatio 08 (F) n DimensionandTerminalConfiguration No.TerminalName 1Feeding/GNG 2GND/Feeding (A)ProductTypeChipAntenna (B)SizeCode 1.6x0.8mm( ± 0.1mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=5 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.7dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature(°C)-40~85°C ResistancetoSolderingHeats 10sec.(@280°C) TerminationNi/Au(Leadless) Dimension(mm) L 1.60±0.10 W 0.80±0.10 T 0.45±0.10 咏成國際科技有限公司 電話 :13530576606 RAINInternationalTechnologyCo.,Ltd. TEL:13530576606 2.4GHz 1608 Chip Antenna: RANT1608F245X08 _ 1 EvaluationBoardReference PCBDimensionUnit:mm ReturnLoss&Radiation 2.4GHz 1608 Chip Antenna: RANT1608F245X08 _ 2.4GHz 1608 Chip Antenna: RANT1608F245X08 _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 16087”4K/Reel 4.0±0.5 4.0±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType1608 1.90±0.203.50±0.208.0±0.201.75±0.103.5±0.054.0±0.102.0±0.050.75±0.10 1.50±0.10 4.0±0.1 _ 2.4GHz 1608 Chip AntennaRANT1608F245X08 Reliability Table TestItemProcedure Requirements CeramicType Remark (Reference) Electrical Characterization Fulfilltheelectrical specification UserSpec. Thermal Shock 1.Preconditioning: 50±10°C/1hr,thenkeepfor24±1hrsatroomtemp. 2.Initialmeasure:Spec:referInitialspec. 3.Rapidchangeoftemperaturetest: -30°Cto+85°C;100cycles; 15minutesatLowercategorytemperature; 15minutesatUppercategorytemperature. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 107 Temperature Cycling 1.Initialmeasure:Spec:referInitialspec. 2.100Cycles(-30°Cto+85°C),SoakMode=1(2Cycle/hours). 3.Measurementat24±2Hoursaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. JESD22 JA104 HighTemperature Exposure 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered;500hours@T=+85°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 LowTemperature Storage 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered:500hours@T=-30°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 Solderability (SMDBottomSide) Dippingmethod: a.Temperature:235±5°C b.Dippingtime:3±0.5s Thesoldershouldcover over95%ofthecritical areaofbottomside. IEC60384-21/22 4.10 SolderingHeat Resistance (RSH) Preheatingtemperature:150±10°C. Preheatingtime:1~2min. Soldertemperature:260±5°C. Dippingtime:5±0.5s NoVisibleDamage.IEC60384-21/22 4.10 Vibration5g'sfor20min.,12cycleseachof3orientations Note:Use8"X5"PCB.031"thick7securepointson,onelong sideand2securepointsatcornersofoppositesides.Parts mountedwithin2"fromanysecurepoint.Testfrom10-2000 Hz. NoVisibleDamage.MIL-STD-202 Method204 Mechanical Shock Threeshocksineachdirectionshallbeappliedalongthethree mutuallyperpendicularaxesofthetestspecimen(18shocks) Peakvalue:1,500g’s Duration:0.5ms Velocitychange:15.4ft/s Waveform:Half-sine NoVisibleDamage.MIL-STD-202 Method213 Humidity Bias 1.Humidity:85%R.H.,Temperature:85±2°C. 2.Time:500±24hours. 3.Measurementat24±2hrsaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 Method106 2.4GHz1608ChipAntenna:RANT0603F245S5 _ Board Flex (SMD) 1.Mountingmethod: IR-Reflow.PCBSize(L:100×W:40×T:1.6mm) 2.Applytheloadindirectionofthearrowuntilbendingreaches 2mm. NoVisibleDamage.AEC-Q200 005 AdhesionForceof1.8Kgfor60seconds.NoVisibleDamage Magnificationof20Xor greatermaybeemployed forinspectionofthe mechanicalintegrityofthe devicebodyterminalsand body/terminaljunction. AEC-Q200 006 Physical Dimension Anyapplicablemethodusingx10magnification,micrometers, calipers,gauges,contourprojectors,orothermeasuring equipment,capableofdeterminingtheactualspecimen dimensions. Inaccordancewith specification. JESD22 JB100 RevisionHistory RevisionDateContent 12019/03/01NewDatasheet 22020/02/22Add2Dradiationcharacteristic

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 1 of 145 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZCR2511004861AT Applicant: Daiso Industries Co., Ltd. Address of Applicant: 1-4-14 Saijoyoshiyukihigashi, Higashihiroshima-shi, Hiroshima 739-8501, Japan Manufacturer: GUANGDONG BAOLI ELECTRONIC CO.,LTD Address of Manufacturer: Room 301, Building 7, No. 57, Chashan Jinshan Road, Chashan Town, Dongguan City, Guangdong Province, China Factory: GUANGDONG BAOLI ELECTRONIC CO.,LTD Address of Factory: Room 301, Building 7, No. 57, Chashan Jinshan Road, Chashan Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: True Wireless Earphone Model No.: OWS002 Trade Mark: FCC ID: 2BCCJ-DAISOOWS002 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2025-11-07 Date of Test: 2025-11-07 to 2025-11-19 Date of Issue: 2025-11-21 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 2 of 145 Revision Record Version Chapter Date Modifier Remark 01 2025-11-21 Original Authorized for issue by: Bill Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 3 of 145 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2020) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2020) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2020) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Conducted Peak Output Power ANSI C63.10 (2020) Section 7.8.5 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2020) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2020) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2020) Section 6.10.4 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2020) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 4 of 145 3 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Test Summary ........................................................................................................................................... 3 3 Contents .................................................................................................................................................... 4 4 General Information .................................................................................................................................. 6 4.1 Details of E.U.T. ................................................................................................................................. 6 4.2 Description of Support Units .............................................................................................................. 6 4.3 Measurement Uncertainty .................................................................................................................. 7 4.4 Test Location ...................................................................................................................................... 8 4.5 Test Facility ........................................................................................................................................ 8 4.6 Deviation from Standards ................................................................................................................... 8 4.7 Abnormalities from Standard Conditions ........................................................................................... 8 5 Equipment List .......................................................................................................................................... 9 6 Radio Spectrum Technical Requirement ............................................................................................. 11 6.1 Antenna Requirement ...................................................................................................................... 11 6.1.1 Test Requirement: ....................................................................................................................... 11 6.1.2 Conclusion ................................................................................................................................... 11 7 Radio Spectrum Matter Test Results .................................................................................................... 12 7.1 Radiated Emissions which fall in the restricted bands ..................................................................... 12 7.1.1 E.U.T. Operation .......................................................................................................................... 12 7.1.2 Test Mode Description ................................................................................................................. 13 7.1.3 Test Setup Diagram ..................................................................................................................... 13 7.1.4 Measurement Procedure and Data..........................................…

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 103 of 145 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 104 of 145 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 105 of 145 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 106 of 145 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 107 of 145 1.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 108 of 145 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 109 of 145 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486102 Page: 110 of 145 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR251100486…

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