2BHJR-223MINISO Wireless Earbud

FCC ID: 2BHJR-223 External Photos of the EUT FCC ID: 2BHJR-223 FCC ID: 2BHJR-223 FCC ID: 2BHJR-223

FCC ID: 2BHJR-223 Internal Photos of the EUT FCC ID: 2BHJR-223 Antenna FCC ID: 2BHJR-223

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : CTA26073003002 2BHJR-223 Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Aug. 12, 2026 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Applicant’s name ............................ : Shenzhen xiaoxiang supply chain technology co., ltd Address ............................................ : Xinghe WORLD Twin Towers, No. 8 Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen West Tower 28th Floor 2801A-1,China Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purpses as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : MINISO Wireless Earbud Trade Mark ....................................... : MINISO Manufacturer .................................... : Dongguan Ku'er Innovation Technology Co., Ltd Model/Type reference ...................... : MS223 Listed Models ................................... : N/A Rating ............................................... : Input: DC 5V 300mA Battery: 3.7V 40mAh Result ............................................... : PASS Report No.: CTA26073003002 Page 2 of 9 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : MINISO Wireless Earbud Model /Type : MS223 Listed Models : N/A Model difference : N/A Applicant : Shenzhen xiaoxiang supply chain technology co., ltd Address : Xinghe WORLD Twin Towers, No. 8 Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen West Tower 28th Floor 2801A-1,China Manufacturer : Dongguan Ku'er Innovation Technology Co., Ltd Address : Room 101, Building 2, No. 3 Zhenlong East Road, Tangxia Town, Dongguan City, Guangdong Province, P.R. China. Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA26073003002 Page 3 of 9 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ............................................................................................................ 4 2 SUMMARY .......................................................................................................................... 5 2.1 General Remarks ..................................................................................................... 5 2.2 Product Description ................................................................................................. 5 2.3 Special Accessories ................................................................................................. 6 2.4 Modifications ............................................................................................................ 6 3 TEST ENVIRONMENT ....................................................................................................... 7 3.1 Address of the test laboratory .................................................................................. 7 3.2 Test Facility .............................................................................................................. 7 3.3 Statement of the measurement uncertainty ............................................................. 7 4 Test limit .............................................................................................................................. 8 4.1 Requirement ............................................................................................................ 8 4.2 Conducted Power Results ....................................................................................... 8 4.3 Manufacturing tolerance .......................................................................................... 9 4.4 Evaluation Result ..................................................................................................... 9 4.5 Simultaneous Transmission for SAR Exclusion ...................................................... 9 5 Conclusion ........................................................................................................................... 9 Report No.: CTA26073003002 Page 4 of 9 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiao…

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Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. ........................................... : CTA26073003001 2BHJR-223 Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Aug. 12, 2026 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Applicant’s name ........................... : Shenzhen xiaoxiang supply chain technology co., ltd Address ............................................ : Xinghe WORLD Twin Towers, No. 8 Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen West Tower 28th Floor 2801A-1,China Test specification ........................... : Standard ........................................... : FCC Part 15.247 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : MINISO Wireless Earbud Trade Mark ....................................... : MINISO Manufacturer .................................... : Dongguan Ku'er Innovation Technology Co., Ltd Model/Type reference ...................... : MS223 Listed Models ................................... : N/A Modulation ....................................... : GFSK, Π/4DQPSK, 8DPSK Frequency ........................................ : From 2402MHz to 2480MHz Ratings ............................................. : Input: DC 5V 300mA Battery: 3.7V 40mAh Result ............................................... : PASS Report No.: CTA26073003001 Page 2 of 43 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : MINISO Wireless Earbud Model /Type : MS223 Listed Models : N/A Model difference : N/A Applicant : Shenzhen xiaoxiang supply chain technology co., ltd Address : Xinghe WORLD Twin Towers, No. 8 Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen West Tower 28th Floor 2801A-1,China Manufacturer : Dongguan Ku'er Innovation Technology Co., Ltd Address : Room 101, Building 2, No. 3 Zhenlong East Road, Tangxia Town, Dongguan City, Guangdong Province, P.R. China. Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA26073003001 Page 3 of 43 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ...................................................................................................................................... 4 2 SUMMARY .................................................................................................................................................... 5 2.1 General Remarks .............................................................................................................................. 5 2.2 Product Description ........................................................................................................................... 5 2.3 Equipment Under Test ....................................................................................................................... 6 2.4 Short description of the Equipment under Test (EUT) ...................................................................... 6 2.5 EUT configuration .............................................................................................................................. 7 2.6 EUT operation mode ......................................................................................................................... 7 2.7 Block Diagram of Test Setup ............................................................................................................. 7 2.8 Related Submittal(s) / Grant (s) ......................................................................................................... 7 2.9 Modifications ...................................................................................................................................... 7 3 TEST ENVIRONMENT ................................................................................................................................. 8 3.1 Address of the test laboratory ........................................................................................................... 8 3.2 Test Facility........................................................................................................................................ 8 3.3 Env…

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Page 1 / 64 FCC Appendix RF Test Data for BT FCC ID : 2BHJR-223 Company : Shenzhen xiaoxiang supply chain technology co., ltd EUT : MINISO Wireless Earbud Model Number : MS223 Report No. : CTA26073003001 Reviewed By : Eric Wang Page 2 / 64 Dwell Time Mode Frequency (MHz) Pulse Time (ms) Total Dwell Time (ms) Burst Count Period Time (ms) Limit (ms) Verdict 1-DH1 2441 0.381 120.396 316 31600 <=400 Pass 1-DH3 2441 1.637 265.194 162 31600 <=400 Pass 1-DH5 2441 2.884 305.704 106 31600 <=400 Pass 2-DH1 2441 0.389 122.924 316 31600 <=400 Pass 2-DH3 2441 1.641 262.56 160 31600 <=400 Pass 2-DH5 2441 2.889 306.234 106 31600 <=400 Pass 3-DH1 2441 0.389 122.924 316 31600 <=400 Pass 3-DH3 2441 1.64 254.2 155 31600 <=400 Pass 3-DH5 2441 2.891 335.356 116 31600 <=400 Pass Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 3 / 64 Test Graphs Dwell NVNT 1-DH1 2441MHz One Burst Dwell NVNT 1-DH1 2441MHz Accumulated Page 4 / 64 Dwell NVNT 1-DH3 2441MHz One Burst Dwell NVNT 1-DH3 2441MHz Accumulated Page 5 / 64 Dwell NVNT 1-DH5 2441MHz One Burst Dwell NVNT 1-DH5 2441MHz Accumulated Page 6 / 64 Dwell NVNT 2-DH1 2441MHz One Burst Dwell NVNT 2-DH1 2441MHz Accumulated Page 7 / 64 Dwell NVNT 2-DH3 2441MHz One Burst Dwell NVNT 2-DH3 2441MHz Accumulated Page 8 / 64 Dwell NVNT 2-DH5 2441MHz One Burst Dwell NVNT 2-DH5 2441MHz Accumulated Page 9 / 64 Dwell NVNT 3-DH1 2441MHz One Burst Dwell NVNT 3-DH1 2441MHz Accumulated Page 10 / 64 Dwell NVNT 3-DH3 2441MHz One Burst Dwell NVNT 3-DH3 2441MHz Accumulated Page 11 / 64 Dwell NVNT 3-DH5 2441MHz One Burst Dwell NVNT 3-DH5 2441MHz Accumulated Page 12 / 64 Duty Cycle Mode Frequency (MHz) On Time (ms) Period (ms) Duty Cycle (%) Correction Factor (dB) 1/T (kHz) 1-DH5 2402 2.883 3.75 76.88 1.14 0.35 1-DH5 2441 2.883 3.75 76.88 1.14 0.35 1-DH5 2480 2.886 3.75 76.96 1.14 0.35 2-DH5 2402 2.892 3.75 77.12 1.13 0.35 2-DH5 2441 2.892 3.75 77.12 1.13 0.35 2-DH5 2480 2.889 3.75 77.04 1.13 0.35 3-DH5 2402 2.892 3.75 77.12 1.13 0.35 3-DH5 2441 2.892 3.75 77.12 1.13 0.35 3-DH5 2480 2.892 3.75 77.12 1.13 0.35 Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 13 / 64 Test Graphs Duty Cycle NVNT 1-DH5 2402MHz Duty Cycle NVNT 1-DH5 2441MHz Page 14 / 64 Duty Cycle NVNT 1-DH5 2480MHz Duty Cycle NVNT 2-DH5 2402MHz Page 15 / 64 Duty Cycle NVNT 2-DH5 2441MHz Duty Cycle NVNT 2-DH5 2480MHz Page 16 / 64 Duty Cycle NVNT 3-DH5 2402MHz Duty Cycle NVNT 3-DH5 2441MHz Page 17 / 64 Duty Cycle NVNT 3-DH5 2480MHz Page 18 / 64 Maximum Peak Conducted Output Power Left Mode Frequency (MHz) Conducted Power (dBm) Limit (dBm) Verdict 1-DH5 2402 0.3 <=30 Pass 1-DH5 2441 0.28 <=30 Pass 1-DH5 2480 0.87 <=30 Pass 2-DH5 2402 -0.72 <=21 Pass 2-DH5 2441 -0.81 <=21 Pass 2-DH5 2480 -0.22 <=21 Pass 3-DH5 2402 -0.38 <=21 Pass 3-DH5 2441 -0.4 <=21 Pass 3-DH5 2480 0.04 <=21 Pass Right Mode Frequency (MHz) Conducted Power (dBm) Limit (dBm) Verdict 1-DH5 2402 0.25 <=30 Pass 1-DH5 2441 0.22 <=30 Pass 1-DH5 2480 0.69 <=30 Pass 2-DH5 2402 -0.80 <=21 Pass 2-DH5 2441 -0.85 <=21 Pass 2-DH5 2480 -0.29 <=21 Pass 3-DH5 2402 -0.46 <=21 Pass 3-DH5 2441 -0.55 <=21 Pass 3-DH5 2480 -0.06 <=21 Pass Page 19 / 64 -20dB Bandwidth Mode Frequency (MHz) -20 dB Bandwidth (MHz) Verdict 1-DH5 2402 0.9532 Pass 1-DH5 2441 0.957 Pass 1-DH5 2480 0.9511 Pass 2-DH5 2402 1.439 Pass 2-DH5 2441 1.504 Pass 2-DH5 2480 1.478 Pass 3-DH5 2402 1.483 Pass 3-DH5 2441 1.485 Pass 3-DH5 2480 1.483 Pass Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 20 / 64 Test Graphs -20dB Bandwidth NVNT 1-DH5 2402MHz -20dB Bandwidth NVNT 1-DH5 2441MHz Page 21 / 64 -20dB Bandwidth NVNT 1-DH5 2480MHz -20dB Bandwidth NVNT 2-DH5 2402MHz Page 22 / 64 -20dB Bandwidth NVNT 2-DH5 2441MHz -20dB Bandwidth NVNT 2-DH5 2480MHz Page 23 / 64 -20dB Bandwidth NVNT 3-DH5 2402MHz -20dB Bandwidth NVNT 3-DH5 2441MHz Page 24 / 64 -20dB Bandwidth NVNT 3-DH5 2480MHz Page 25 / 64 Carrier Frequencies Separation Mode Hopping Freq1 (MHz) Hopping Freq2 (MHz) HFS (MHz) Limit (MHz) Verdict 1-DH5 2401.831 2402.812 0.981 >=0.9532 Pass 1-DH5 2440.828 2442.145 1.317 >=0.957 Pass 1-DH5 2478.822 2479.83 1.008 >=0.9511 Pass 2-DH5 2401.849 2403.085 1.236 >=0.959 Pass 2-DH5 2440.843 2442.109 1.266 >=1.003 Pass 2-DH5 2478.855 2479.845 0.99 >=0.985 Pass 3-DH5 2401.771 2402.848 1.077 >=0.989 Pass 3-DH5 2440.849 2441.935 1.086 >=0.99 Pass 3-DH5 2478.822 2479.911 1.089 >=0.989 Pass Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 26 / 64 Test Graphs CFS NVNT 1-DH5 2402MHz CFS NVNT 1-DH5 2441MHz Page 27 / 64 CFS NVNT 1-DH5 2480MHz CFS NVNT 2-DH5 2402MHz Page 28 / 64 CFS NVNT 2-DH5 2441MHz CFS NVNT 2-DH5 2480MHz Page 29 / 64 CFS NVNT 3-DH5 2402MHz CFS NVNT 3-DH5 2441MHz Page 30 / 64 CFS NVNT 3-DH5 2480MHz Page 31 / 64 Number of Hopping Channel Mode Hopping Number Limit Verdict 1-DH5 79 >=15 Pass 2-DH5 79 >=15 Pass 3-DH5 79 >=15 Pass Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 32 / 64 Test Graphs Hopping No. NVNT 1-DH5 Hopping Hopping No. NVNT 2-DH5 Hopping Page 33 / 64 Hopping No. NVNT 3-DH5 Hopping Page 34 / 64 Band Edge Mode Frequency (MHz) Hopping Mode Max Value (dBc) Limit (dBc) Verdict 1-DH5 2402 No-Hopping -56.96 <=-20 Pass 1-DH5 2480 No-Hopping -44.98 <=-20 Pass 2-DH5 2402 No-Hopping -53.34 <=-20 Pass 2-DH5 2480 No-Hopping -51.25 <=-20 Pass 3-DH5 2402 No-Hopping -53.82 <=-20 Pass 3-DH5 2480 No-Hopping -51.32 <=-20 Pass Note: Both the left and right ears have been tested, and the worst result recorded was for the left ear. Page 35 / 64 Test Graphs Band Edge NVNT 1-DH5 2402MHz No-Hopping Ref Band Edge NVNT 1-DH5 2402MHz No-Hopping Emission Page 36 / 64 Band Edge NVNT 1-DH5 2480MHz No-Hopping Ref Band Edge NVNT 1-DH5 2480MHz No-Hopping Emission Page 37 / 64 Band Edge NVNT 2-DH5 2402MHz No-Hopping Ref Band Edge NVNT 2-DH5 2402…

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咏成國際科技有限公司 RAINInternationalTechnologyCo.,Ltd. Page1 咏成国际科技有限公司 RAINInternationalTechnologyCo.,Ltd. P/N:YC1608FX01，YC1608FX07，YC1608FX08 Features 1.Surfacemounteddeviceswithasmalldimensionof1.6×0.8×0.8mmmeetfutureminiaturization trend. 2.EmbeddedandLTCC(lowtemperatureco-firedceramic)technologyisabletointegratewith systemdesignaswellasbeatifyingthehousingoffinalproduct. 3.Highstabilityandlowtolerance. Applications 1.Bluetooth 2.WirelessLAN 3.ISMband2.4GHzwirelessapplications Dimensions(Unit:mm) L ② (TopView) A (BottomView) NumberTerminalName ① INPUT ② NC T (SideView) SymbolsLWTA Dimensions 1.60±0.200.80±0.200.80±0.200.30±0.10 ① w Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. P/N:YC1608FX01/07/08 天线位于板子内部或中间位置时(长条式耳机)： 0201/0402footprint G W G L Unit:mm 0603antennafootprint 1.5 0.5 0.5 Feedingline(微带线) 0201/0402footprint 1.图示中的尺寸为标准封装，仅作为参考；净空区的尺寸会根据每个版型进行 调整和优化。 2.天线最优放置于 PCBA 的中间区域。 3.净空区周围最优需要至少一排过孔，与PCBA上的其它回路或物料进行隔离。 4.G 最优为 1.5~2mm , W 最优为 3~5mm ， L 最优为 4~6mm 。 5.天线性能与版型、组装、佩戴等相关，因而各版型的性能会有所不同。 Page2 Page3 P/N:YC1608FX07/08 天线位于板子边缘位置时(入耳式耳机和部分长条式耳机) L G 0603 footprint H 1.图示中的尺寸为标准封装，仅作为参考；净空区的尺寸会根据每个版型进行 调整和优化。 2.天线最优放置于PCBA的边缘；天线及其走线设置在单层； 3.净空区周围最优需要至少一排过孔，与PCBA上的其它回路或物料进行隔离。 4.G 最优为 1~2mm , H 最优为最大， L 最优为 2~3mm 。 5.天线性能与版型、组装、佩戴等相关，因而各版型的性能会有所不同。 Page4 ElectricalCharacteristics Feature Specification 1 Centralfrequency 2.45GHz&5.5GHz 2 Bandwidth >100MHz 3 Peakgain>3dBi 4 VSWR<2 5 PolarizationLinear 6 AzimuthbeamwidthOmnidirectional 7 Impedance50Ω CharacteristicCurves Page5 RadiationPattern coordinates： Y-ZPlane X-ZPlane Page6 3DRadiationPattern Frequency 2450MHz5500MHz Avg.gain -0.85 -1.30 Peakgain3.03.5 Efficiency82%78% Page7 DependabilityTest TestTemperature OperatingTemperature Temperature RelativeHumidity MoistureProof Temperature：40±2°C Duration：500h 25°C±3°C -25C~+85C 5~40°C 20~70% Humidity：90~95%RH Recoveryconditions：RoomtemperatureRecoveryTime：24h(Class1)or48h(Class2) Solderability Atleast95%oftheterminalelectrodeiscoveredbynewsolder. Preheatingconditions:80to120°C;10~30s. SolderTemperature:235±5°CDuration:2±0.5s,SolderTemperature:245±5°CDuration:2±0.5s OptimumSolderAmountforReflowSoldering Toomuchsolder Notenoughsolder Crackstendtooccurduetolargestress. Weakholdingforcemaycausebadconnection betweenthechipandPCB. RecommendedSolderingAmounts Theoptimalsolderfilletamountsforre-flowsolderingTheoptimalsolderfilletamountsforwavesoldering 天线厚度 以下 Page8 TemperatureCycleTest 10±1SAppliedForce:5NDuration:10±1S Preheatingconditions:up-categorytemperature,1h Recoverytime:24±1h InitialMeasurement CyclingTimes:5times,1cycle,4steps: ResistancetoSolderingHeat Preheating80to120°C;10~30s.SolderTemperature:235±5°C;Duration:2±0.5s;SolderTemperature:245±5°C Duration:2±0.5s;Preheating100to200°C;10±2min. SolderTemperature:265±5°C;Duration:10±1s Cleanthecapacitorwithsolventandexamineitwitha10X(min.)microscope. RecoveryTime:24±2h Recoverycondition:Roomtemperature ResistancetoFlexureofSubstrate TestBoard:Al 2 O 3 orPCBWarp:1mmSpeed:0.5mm/sec. Unit:mm Themeasurementshouldbemadewiththeboardinthebendingposition. Whileinpreheating,pleasekeepthetemperaturedifferencebetweensolderingtemperatureandsurface temperatureofchipsas:T≤150°C. Page9 Page10 Dimensionsofpapertaping Unit：mm 尺寸 Reel ( 4000pcs/Reel ) StoragePeriod Theguaranteedperiodforsolderabilityis6months(Underdeliverpackagecondition). Temperature:5~40°C/RelativeHumidity:20~70%

FCC ID: 2BHJR-223 Test Setup Photos of the EUT FCC ID: 2BHJR-223