2ASDIES9011MORE ComfoBuds Pro True Wireless In-Ear Headphones

110*100mm，80克书纸 简中 名称：1MORE ComfoBuds Pro 主动降噪耳机 触控耳机尾柄中段区域可操控通话和播放功能。 * 拒接电话，请在手机等设备端进行操作。 * 选曲及音量调节，可在 1MORE MUSIC APP 设置或在手机端进行操作。 * 上述功能适用于单、双模式使用时的任一耳机。 * 以上功能定义因设备不同可能略有差异。 接听 / 挂断：短触 2 次 播放 / 暂停： 短触 2 次 手机语音助手：蓝牙连接， 非通话时短触 3 次 播放时取下耳机，播放自动暂停；再次戴上，自动续播。 ① 强档降噪：适用于航空、高铁、地铁等场景。 ② 均衡降噪：适用于嘈杂生活场景，如商场、 咖啡馆、街道等。 ③ 抗风噪模式：适用户外大风环境，以减弱聆听 时的风噪声干扰。 ④ 通透模式：戴着耳机，也不错过外界声音信息。 耳机出厂设置： 强档主动降噪（可在左耳机开启/关闭） 通透模式（可在右耳机开启/关闭） 1MORE MUSIC APP 中另有均衡降噪与抗风噪模式，可在 APP 中自选。 不同聆听模式，可通过长触左 / 右耳机尾柄中段触控区域来实现。 1、如开机时，左、右耳机无法正常配对，打开盒盖，3 连击充电盒配对按钮，进入强制配对。 2、清除手机连接记录： 将左、右耳机放入充电盒中，长按充电盒配对按钮 8 秒，强制清除手机连接记录。 3、OTA 固件升级：左、右耳机蓝牙连接时，可直接在 1MORE MUSIC APP 上同步升级。 * 1MORE MUSIC APP 的所有功能，在不同手机及操作系统上使用或有不同， 请联系客服了解更多详情。 耳机与新设备连接：非通话状态下，长按配对按钮 3 秒，即可与新设备进行配对连接。 首次连接，开机后即进入搜索配对。如 3 分钟后无法 连接，耳机将关机。 已连接过设备的耳机，将自动与该设备进行蓝牙配对。 ES901 1MORE ComfoBuds Pro 主动降噪耳机 用户指南 1MORE ComfoBuds Pro True Wireless In-Ear Headphones User Guide 耳机 × 1 副 充电盒 × 1 Type-C 充电线 × 1 附赠硅胶耳套 (XS/S/L) xxxxxxxxxxx24662-ES9012ASDIES901 保修卡 × 1使用说明书 × 1收纳袋 × 1 充电触点 耳机 LED 充电盒 LED 配对按钮 Type-C 充电接口 包装内容 产品概览 更换耳套 强档降噪、均衡降噪、抗风噪及通透模式 自动暂停 / 播放： 其它功能 触控功能 耳机与充电盒电量状态将在 1MORE MUSIC APP 中显示。 1MORE MUSIC APP 电量显示 耳机佩戴 开、关机耳机与蓝牙设备配对连接 左、右耳机配对 充电 型号： ES901 耳机重量（单个）：5.2 g 充电盒重量：40 g 整机重量：50.4 g 耳机尺寸：42 × 23.95 × 20.93 mm 充电盒尺寸：80 × 37.5 × 30 mm 耳机电池容量（单个）：50 mAh 充电盒电池容量：450 mAh 耳机充电时间：1 小时 充电盒充电时间：2 小时 播放时长*（降噪开）： 单耳满电：5 小时 搭配充电盒满电：20 小时 播放时长*（降噪关）： 单耳满电：7 小时 搭配充电盒满电：28 小时 喇叭阻抗：32 Ω 通讯距离：10 米（在空旷环境下） 蓝牙规范：Bluetooth ® 5.0 蓝牙协议：HFP / A2DP / AVRCP 输入：5V 1A 工作温度：0 °C ~ 45 °C 频率波段：2.400 GHz ~ 2.4835 GHz 触控区域 耳机蓝牙连接时 触控区域 产品性能故障表 性能故障 名称 1MORE ComfoBuds Pro 主动降噪耳机 蓝牙耳机听不到声音 通话过程中，对方听不到声音 无法为蓝牙耳机充电 售后产品保修说明 1MORE ComfoBuds Pro 主动降噪耳机产品售后服务严格依照《中华人民共和国消费者权益保护 法》、《中华人民共和国产品质量法》实行产品售后服务，服务内容如下： 在产品自购买之日起一年的免费保修期内，您可以依照本规定享受退货、换货、维修的权利，修理、 换货、退货应当凭相关订单号或发票办理。 1．7 日无理由的退货（电商渠道），由用户承担物流费用； 2．免费维修或以换代修的产品的保修期仍然按原始产品的购买日期计算一年免费保修期； 3．本产品出现《产品性能故障表》所列性能故障的情况，经检测确定后，可以免费享受如下服务。 服务政策服务类型 退货 换货 维修 自签收次日起 7 天内产品质量原因退货 自签收次日起 15 天内产品质量原因换货 自签收次日起 1 年内产品质量原因维修 非保修条例 1. 未经授权的维修、误用、碰撞、疏忽、滥用、进液、事故、改动、不正确的使用非本产品配件， 或撕毁、涂改标贴、防伪标记； 2. 已超过一年保修期； 3. 因不可抗力造成的损坏； 4. 不符合《产品性能故障表》所列性能故障的情况； 5. 因人为原因导致本产品及其配件产生《产品性能故障表》所列性能故障； 6. 产品附送的任何配件或赠品。 更多服务可登录 1MORE 官方网站 www.1more.com 点击“服务”项 或咨询服务热线：400-992-0909 耳机外壳 电路板及组件 电池 耳套 配件 充电线 部件名称 铅 (Pb ) 汞 (Hg) 镉 (Cd) 六价铬 (CrVI) 多溴联苯 (PBB) 多溴二苯醚 (PBDE) 有害物质 产品中有害物质的名称及含量 环保支持 提示 1. 使用产品前请仔细阅读本使用说明书并请妥善保管； 2. 首次使用，请先将本产品充满电； 3. 如果产品长期（超过 3 个月）不使用，请对其充电； 4. 必须选择正规厂家生产的经过第三方权威机构认证的充电线和电源适配器； 5. 在干燥环境佩戴，静电可能会触到耳朵产生瞬间发麻的感觉，这与产品质量性能无关。 警告 1. 请勿以任何理由拆除或维修改装耳机，否则可能会导致起火、电子击穿甚至彻底损坏本产品； 2. 请勿将设备置于温度过低或过高（0°C 以下或 45°C 以上）的环境中； 3. 请勿在雷暴天气下使用该设备，雷暴可导致设备工作不正常，并增加触电的危险； 4. 请勿用油及其它挥发性液体擦拭本产品； 5. 请勿连续长时间佩戴耳机（超过 6 小时），尤其不要长时间开最大音量听耳机； 6. 请勿在骑车或开车的状态下佩戴耳机，因为这种行为在某些国家属于违法行为； 7. 6 岁以下儿童请在成人监护下使用耳机； 8. 如佩戴耳机后感到耳朵不适，建议咨询耳科医生是否适合佩戴入耳式耳机； 9. 本产品内含锂电池，禁止拆解、撞击、挤压或投入火中。若出现鼓胀，请勿使用。请勿置于 高温环境中； ○: 表示该有害物质在该部件所有均质材料中的含量 GB/T 26572 规定的限量要求以下。 本表格依据 SJ/T 11364 的规定编制。 : 表示该有害物质至少在该部件的某一均质材料中的含量超出 GB/T 26572 规定的限量要求。 FAQ 1. 耳机无法开机，该如何解决？ 请确认耳机有电，若耳机没有电，请充电 30 分钟以上再开机。 备注：更多更细节的产品实际使用问题解析，请登录1MORE官方网站“技术支持”项进行查询。 6. 使用第三方音乐播放软件时，为什么部分按键功能与说明书定义不一致？ 1）手机软件与第三方软件因定义不同而导致耳机按键功能有差异； 2）建议使用品牌手机系统自带音乐播放器。 7. 建议使用品牌手机系统自带音乐播放器。 在不同的手机操作系统内（如安卓），耳机音量加减功能与手机音量加减功能是独立操作状态，请根 据您的具体需求，分别调节手机及耳机的音量。 8. 初次使用 1MORE MUSIC APP，无法正常连接对应的耳机，该如何解决？ 安卓手机用户进入 1MORE MUSIC APP 界面时，请选择“始终允许”获取设备的定位信息。 5. 蓝牙连接不稳定，出现断续情况，该如何解决？ 1）请尽量缩短设备与耳机之间的距离，避开实体障碍物； 2）请远离强干扰源环境（Wi-Fi / GPRS 等）； 3）请确保手机天线不被遮挡。 4. 在安卓系统手机连接耳机成功后，无法通话，该如何解决？ 在耳机与手机连接成功后，点击所连接设备名称右边的图标，进入后确保“手机音频”选项已被开启。 3. 安卓系统手机连接耳机成功后，无法听到音乐，该如何解决？ 在耳机与手机连接成功后，点击所连接设备名称右边的图标，进入后确保“媒体音频”选项已被开启。 2. 耳机与手机蓝牙无法正常连接，连接时间长，该如何解决？ 1）请确认耳机进入搜索状态(红蓝灯交替闪烁)； 2）连接前请确认耳机或手机没有连接到其它设备； 3）排除以上问题，仍无法连接，请将耳机放入盒中对应的耳机槽内，再取出，耳机将自动连接至手机。 1MORE MUSIC APP 音乐卡 × 1 播放 1MORE ComfoBuds Pro 主动降噪耳机 电量100%电量100%电量80% 音频模式RL 通话模式RL 双击播放 / 暂停 播放 / 暂停 双击接听 / 挂断接听 / 挂断 三击语音助手 语音助手 降噪模式 (左右耳可以单独定义） LR 长按强档降噪 强档降噪强档降噪 均衡降噪均衡降噪 通透模式 通透模式通透模式 抗风噪抗风噪 使用 Type-C 充电线充电， 一次充满需约 2 小时。满电 时充电盒 LED 绿灯长亮。 使用充电盒给耳机充电，一次 充满需约 1 小时。当充满电时 ，耳机 LED 灯熄灭。 开机: 打开盒盖， 耳机即开机。 关机: 将耳机放入盒中， 关闭盒盖，即关机充电。 耳机置于盒中，开盖即左、右 自动配对。 * 上述功能适用于单、双模式使用时的任一耳机。 * 上述功能适用于单、双模式使用时的任一耳机。 XXXXXXXXXXX R-R-tAt-ES901 R XXX-XXXXXX 英文 Phone calls and music can be controlled by tapping on the Touch Control area of the headphone. Battery status of headphones and charging case will be displayed in 1MORE MUSIC APP. * To decline a call, please operate on paired mobile phone. * To change a song or control volume, please set up on 1MORE MUSIC APP or operate on paired mobile phone. * Above functions are available for either headphone in individual or Stereo mode. * Above functions may vary with different devices. Answer/End call: Double-tap Play/Pause: Double-tap Voice control on cellphone: Tap 3 times when Bluetooth is on and not on a phone call. Phone CallPlayback Playback auto pause when detaching from ears, auto play when putting on again For different listening modes, you could touch and hold on the stem of the headphone to switch. 1. If headphones cannot pair normally when power on. Open the case, quickly click the pairing button in the case for 3 times to initial searching for Left & Right pairing. 2. To unpair the cellphone: Put both L & R into the case, and then press and hold the pairing button in the case for 8 seconds. 3. OTA Firmware Update: can be done synchronously with 1MORE Assistant APP when Left and Right headphones Bluetooth paired to each other. * Functions of 1MORE MUSIC APP may vary with different cellphones or operating systems. For more details, please contact our customer service. 1. To connect to your device during first use, turn the headphones on to enter pairing mode. Headphones will power off if not paired to a device within 3 minutes. 2. After first successful pairing, headphones will automatically connect to your device. 3. To pair with a new device: put headphones back into the case, press and hold the pairing button for 3 seconds when powered on (no music or phone calls) to re-enter pairing mode. * Above functions are available for either earb…

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Tiinlab Acoustic Technology Limited Agent Authorization Company: Tiinlab Acoustic Technology Limited Address: Tianliao Building 1403, Zone A Tianliao Industrial Park, Taoyuan Str., Nanshan Dist., Shenzhen, P.R. China Product Name: 1MORE ComfoBuds Pro True Wireless In-Ear Headphones Model Number(s): ES901 Product Description: 1MORE ComfoBuds Pro True Wireless In-Ear Headphones We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2020-11-24 Name: Sunny Sun Title: Manager Company: Tiinlab Acoustic Technology Limited

Annex No.: BL-SZ20A0220-AW 1 / 5 EUT EXTERNAL PHOTOS FRONT VIEW OF EUT REAR VIEW OF EUT Annex No.: BL-SZ20A0220-AW 2 / 5 LEFT SIDE VIEW OF EUT RIGHT SIDE OF EUT Annex No.: BL-SZ20A0220-AW 3 / 5 TOP VIEW OF EUT BOTTOM VIEW OF EUT Annex No.: BL-SZ20A0220-AW 4 / 5 Accessory-Charging Case Accessory-Charging Case Annex No.: BL-SZ20A0220-AW 5 / 5 Accessory-USB Cable

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Annex No.: BL-SZ20A0220-AI 1 / 5 EUT INTERNAL PHOTOS EUT UNCOVER VIEW EUT UNCOVER VIEW Annex No.: BL-SZ20A0220-AI 2 / 5 EUT UNCOVER VIEW FPC Antenna Antenna Location Annex No.: BL-SZ20A0220-AI 3 / 5 EUT UNCOVER VIEW MAIN BOARD TOP VIEW Annex No.: BL-SZ20A0220-AI 4 / 5 MAIN BOARD REAR VIEW Battery Photo (FRONT) RF Chip Annex No.: BL-SZ20A0220-AI 5 / 5 Battery Photo (REAR)

Report No.: BL-SZ20A0220-701 2 / 40 Revision History Version Issue Date Revisions Content Rev. 01 Nov. 20, 2020 Initial Issue TABLE OF CONTENTS 1 ADMINSTRATIVE DATA (GENERAL INFORMATION) .......................................................................... 4 1.1 Identification of the Testing Laboratory ...................................................................................... 4 1.2 Identification of the Responsible Testing Location ..................................................................... 4 1.3 Test Environment Condition ....................................................................................................... 4 1.4 Announce ................................................................................................................................... 5 2 PRODUCT INFORMATION ..................................................................................................................... 6 2.1 Applicant Information .................................................................................................................. 6 2.2 Manufacturer Information ........................................................................................................... 6 2.3 Factory Information .................................................................................................................... 6 2.4 General Description for Equipment under Test (EUT) ............................................................... 6 2.5 Ancillary Equipment .................................................................................................................... 6 2.6 Technical Information ................................................................................................................. 7 3 SUMMARY OF TEST RESULTS ............................................................................................................. 8 3.1 Test Standards ........................................................................................................................... 8 3.2 Device Category and SAR Limit ................................................................................................. 9 3.3 Test Result Summary ............................................................................................................... 10 3.4 Test Uncertainty ....................................................................................................................... 11 4 SAR MEASUREMENT SYSTEM ........................................................................................................... 13 4.1 Definition of Specific Absorption Rate (SAR) ........................................................................... 13 4.2 SATIMO SAR System .............................................................................................................. 13 5 SYSTEM VERIFICATION ...................................................................................................................... 22 5.1 Antenna Port Test Requirement ............................................................................................... 22 5.2 Purpose of System Check ........................................................................................................ 22 5.3 System Check Setup ................................................................................................................ 22 6 EUT TEST POSITION CONFIGURATUONS ........................................................................................ 23 6.1 Head Exposure Conditions ....................................................................................................... 23 Report No.: BL-SZ20A0220-701 3 / 40 7 SAR MEASUREMENT PROCEDURES ................................................................................................ 25 7.1 SAR Measurement Process Diagram ...................................................................................... 25 7.2 SAR Scan General Requirements ............................................................................................ 26 7.3 SAR Measurement Procedure ................................................................................................. 27 7.4 Area & Zoom Scan Procedures ................................................................................................ 27 8 CONDUCTED RF OUPUT POWER ...................................................................................................... 28 8.1 Bluetooth .................................................................................................................................. 28 9 EUT ANTENNA LOCATION SKETCH .................................................................................................. 29 9.1 SAR Test Exclusion Consider Table ........................................................................................ 30 10 TEST RESULTS .................................................................................................................................... 31 10.1 Bluetooth .................................................................................................................................. 31 11 SAR Measurement Variability ................................................................................................................ 32 12 SIMULTANEOUS TRANSMISSION ...................................................................................................... 33 13 TEST EQUIPMENTS LIST .................................................................................................................... 34 ANNEX A SIMULATING LIQUID VERIFICATION RESULT ..................................................................... 35 ANNEX B SYSTEM CHECK RESULT ...................................................................................................... 36 ANNEX C TEST DATA ..............................................................................…

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Report No.: BL-SZ20A0220-701&702 CALIBRATION REPORT F.1 E-Field Probe Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 F.2 2450 MHz Dipole Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702 Report No.: BL-SZ20A0220-701&702

Tested by: Approved by: ~~-+~-+------ Liao Jianming (Technical Director) Shenzhen BALUN Technology Co., Ltd. FOR Validation Dipoles &Waveguide LW-SZ2030763 SAR Validation Dipole and Wayeguide DIP 08750-446, DIP 08835-447 DIP 08900-448, DIP 18800-449 DIP 18900-450, DIP 28000-451 DIP 28450-452, DIP 28600-453 SW85500-W8A 42 SATIMO Pass Mar. 18, 2020 -Mar. 20, 2020 N OTE: This test report can be duplicated completely for the legal use with the approval of the applicant; it shall not be reproduced except in full, without the written approval of Shenzhen BALUN Technology Co., Ltd. BALUN Laboratory. Any objections should be raised within thirty days from the date of issue. To validate the report, please visit BALUN website. Block B, I st FL,Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong, P. R. China 518055 TEL: +86-755-668501 00, FAX: +86-755-61824271 Email: [email protected] www.baluntek.com 2/25 1GENERALINFORMATION 1.1Introduction ThisdocumentcontainsasummaryoftherequirementssetforthbytheIEEE1528,FCCKDB865664 D01forreferencedipolesusedforSARmeasurementsystemvalidations.Insteadofthetypicalannual calibrationrecommendedbymeasurementstandards,thereferencedipolesweredemonstratedthatthe SARtarget,impedanceandreturnlosshaveremainstable,sothelongercalibrationintervalis acceptable. 1.2GeneralDescriptionforEquipmentunderTest(EUT) ModelFrequencySerialNumber Product Condition(New/ Used) LastCal. Date LastMeas. Date Dipole DIP0G750750MHz SN11/17 DIP0G750-446 Used2019/03/202020/03/18 DIP0G835835MHz SN11/17 DIP0G835-447 Used2019/03/202020/03/18 DIP0G900900MHz SN11/17 DIP0G900-448 Used2019/03/202020/03/18 DIP1G8001800MHz SN11/17 DIP1G900-449 Used2019/03/202020/03/19 DIP1G9001900MHz SN11/17 DIP1G900-450 Used2019/03/202020/03/19 DIP2G0002000MHz SN11/17 DIP2G000-451 Used2019/03/202020/03/19 DIP2G4502450MHz SN11/17 DIP2G450-452 Used2019/03/202020/03/19 DIP2G6002600MHz SN11/17 DIP2G600-453 Used2019/03/202020/03/19 Waveguide SWG55005GHz-6GHz SN49/16 WGA42 Used2019/03/202020/03/20 3/25 1.3TestEquipmentList DescriptionManufacturerModelSerialNo.Cal.DateCal.Due PCDellN/AN/AN/AN/A E-FieldProbeMVGSSE2SN34/15SSE2EPGO2652019/05/162020/05/15 Phantom1SATIMOSAMSN30/13SAM103N/AN/A Phantom2SATIMOSAMSN30/13SAM104N/AN/A MultiMeterKeithley MultiMeter 2000 40240222019/06/172020/06/16 SignalGeneratorR&SSMBV100A2605922019/06/132020/06/12 PowerMeterR&SNRVD-B27250BJ-0112/20112019/10/302020/10/29 PowerSensorR&SNRV-Z41003812019/10/302020/10/29 PowerSensorR&SNRV-Z21002112019/10/302020/10/29 SignalGeneratorR&SSMBV100A2605922019/06/132020/06/12 ThermometerElitechRC-4HCN/A2019/11/022020/11/01 PowerAmplifierSATIMO6552B22374N/AN/A DielectricProbeKitSATIMOSCLMPSN25/13OCPG56N/AN/A AttenuatorCOM-MWZA-S1-311305003187N/AN/A DirectionalcouplerAA-MCSAAMCS-UDC000272N/AN/A 4/25 1.4EUTPhotos DIP0G750-446 DIP0G835-447 5/25 DIP0G900-448 DIP1G800-449 DIP1G900-450 DIP2G000-451 6/25 DIP2G450-452 DIP2G600-453 WaveguideSWG5500 7/25 2DIPOLEIMPEDANCEANDRETURNLOSS Thedipolesaredesignedtohavelowreturnlosswhenpresentedagainstaflatphantomatthespecified distance.AVectorNetworkAnalyzerwasusedtoperformareturnlossmeasurementonthespecificdipole wheninthemeasurementlocationagainstthephantomandthedistancewasspecifiedbythemanufacturer withaspecial,lowlossandlowrelativepermittivityspacer. TheimpedancewasmeasuredattheSMA-connectorwiththenetworkanalyzer. Themeasurementofverificationwithreturnlossshouldnotdeviatebymorethan20%andminimumof20dBof thereturnloss,andtheimpedance(realorimaginaryparts)shouldnotdeviatebymorethan5Ohmsfromthe previousmeasurementusingnetworkanalyzer. Note: The“PreviousMeas.”inthefollowingtablerefertodipolesorotherequivalentRFsourcescalibrationreports. 8/25 2.1DIP0G750 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-26.12-32.481.1% Impedance53.2Ω+2.7jΩ51.6Ω+1.7jΩ 0.8Ω (Imaginarypart) ReturnLoss Impedance 9/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-26.69-23.503.8% Impedance50.1Ω+5.4jΩ48.8Ω+6.6jΩ 1.0Ω (Realpart) ReturnLoss Impedance 10/25 2.2DIP0G835 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-31.42-34.073.1% Impedance55.6Ω-3.4jΩ49.3Ω+1.8jΩ 2.3Ω (Imaginarypart) ReturnLoss Impedance 11/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-24.02-22.964.0% Impedance47.3Ω+5.0jΩ45.3Ω+5.3jΩ 0.9Ω (Realpart) ReturnLoss Impedance 12/25 2.3DIP0G900 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-30.91-30.382.0% Impedance50.39Ω-2.4jΩ51.8Ω-2.4jΩ 1.4Ω (Realpart) ReturnLoss Impedance 13/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-28.58-27.293.5% Impedance54.4Ω+2.1jΩ53.4Ω+2.6jΩ 0.3Ω (Realpart) ReturnLoss Impedance 14/25 2.4DIP1G800 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-23.52-25.493.1% Impedance41.6Ω+3.3jΩ45.4Ω+2.6jΩ 3.2Ω (Realpart) ReturnLoss Impedance 15/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-26.39-26.353.7% Impedance46.0Ω+3.4jΩ45.4Ω-1.5jΩ 1.8Ω (Realpart) ReturnLoss Impedance 16/25 2.5DIP1G900 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-27.40-24.2016.2% Impedance52.4Ω+6.6jΩ51.2Ω+6.0jΩ 1.4Ω (Imaginarypart) ReturnLoss Impedance 17/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-25.02-22.4512.2% Impedance50.4Ω+6.6jΩ46.7Ω+6.7jΩ 2.8Ω (Realpart) ReturnLoss Impedance 18/25 2.6DIP2G000 RETURNLOSSANDIMPEDANCEINHEADLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-24.19-24.613.6% Impedance53.8Ω–1.0jΩ54.3Ω–4.0jΩ 1.9Ω (Realpart) ReturnLoss Impedance 19/25 RETURNLOSSANDIMPEDANCEINBODYLIQUID Meas.ResultsCurrentMeas.PreviousMeas.Max.Deviation ReturnLoss(dB)-…

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Report No.: BL-SZ20A0220-602 2 / 52 Revision History Version Issue Date Revisions Content Rev. 01 Nov. 20, 2020 Initial Issue TABLE OF CONTENTS 1 ADMINISTRATIVE DATA (GENERAL INFORMATION) .......................................................................... 5 1.1 Identification of the Testing Laboratory ....................................................................................... 5 1.2 Identification of the Responsible Testing Location ...................................................................... 5 1.3 Laboratory Condition ................................................................................................................... 5 1.4 Announce .................................................................................................................................... 5 2 PRODUCT INFORMATION ...................................................................................................................... 6 2.1 Applicant Information ................................................................................................................... 6 2.2 Manufacturer Information ............................................................................................................ 6 2.3 Factory Information ..................................................................................................................... 6 2.4 General Description for Equipment under Test (EUT) ................................................................ 6 2.5 Technical Information .................................................................................................................. 7 2.6 Additional Instructions ................................................................................................................. 8 3 SUMMARY OF TEST RESULTS .............................................................................................................. 9 3.1 Test Standards ............................................................................................................................ 9 3.2 Verdict ....................................................................................................................................... 10 4 GENERAL TEST CONFIGURATIONS ................................................................................................... 11 4.1 Test Environments .................................................................................................................... 11 4.2 Test Equipment List ................................................................................................................... 11 4.3 Measurement Uncertainty ......................................................................................................... 12 4.4 Description of Test Setup .......................................................................................................... 13 4.4.1 For Antenna Port Test ............................................................................................................... 13 4.4.2 For AC Power Supply Port Test ................................................................................................ 1 3 4.4.3 For Radiated Test (Below 30 MHz) ........................................................................................... 14 4.4.4 For Radiated Test (30 MHz-1 GHz) .......................................................................................... 14 4.4.5 For Radiated Test (Above 1 GHz) ............................................................................................. 15 4.5 Measurement Results Explanation Example ............................................................................. 16 4.5.1 For conducted test items: .......................................................................................................... 16 Report No.: BL-SZ20A0220-602 3 / 52 4.5.2 For radiated band edges and spurious emission test: ............................................................... 16 5 TEST ITEMS ........................................................................................................................................... 17 5.1 Antenna Requirements .............................................................................................................. 17 5.1.1 Relevant Standards ................................................................................................................... 17 5.1.2 Antenna Anti-Replacement Construction .................................................................................. 17 5.1.3 Antenna Gain ............................................................................................................................ 17 5.2 Output Power ............................................................................................................................ 18 5.2.1 Test Limit ................................................................................................................................... 18 5.2.2 Test Setup ................................................................................................................................. 18 5.2.3 Test Procedure .......................................................................................................................... 18 5.2.4 Test Result ................................................................................................................................ 19 5.3 Occupied Bandwidth ................................................................................................................. 20 5.3.1 Limit ........................................................................................................................................... 20 5.3.2 Test Setup ................................................................................................................................. 20 5.3.3 Test Procedure ..................................…

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Annex No.: BL-SZ20A0220-AS 1 / 1 TEST SETUP PHOTOS Headset (0mm)