2BGBB16533-A1optaro

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZSAR-TRF-01 Rev. A/0 May15,2023 Report No.: SZCR240400122203 Page: 1 of 38 Keny Xu EMC Laboratory Manager SAR TEST REPORT Application No.: SZCR2404001222AT Applicant: Eschenbach Optik GmbH Address of Applicant: Fuerther Strasse 252 DE-90429 Nuremberg Germany Manufacturer: Eschenbach Optik GmbH Address of Manufacturer: Fuerther Strasse 252 DE-90429 Nuremberg Germany Factory: Shenzhen RUI CHUANG KE DIGITAL CO. LTD Address of Factory: Room 401, A building, C area, Shiwei Datianyang industry zone, Shiwei community, Matian street, Guangming district, shenzhen, China Product Name: optaro Model No.(EUT): 16533 FCC ID: 2BGBB16533-A1 Standard(s) : FCC 47CFR §2.1093 Date of Receipt: 2024-05-14 Date of Test: 2024-05-15 to 2024-05-20 Date of Issue: 2024-05-23 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZSAR-TRF-01 Rev. A/0 May15,2023 Report No.: SZCR240400122203 Page: 2 of 38 Revision Record Version Description Date Remark 01 Original 2024-05-23 / Authorized for issue by: Roman Pan/ Project Engineer Eric Fu / Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZSAR-TRF-01 Rev. A/0 May15,2023 Report No.: SZCR240400122203 Page: 3 of 38 TEST SUMMARY Test Summary Frequency Band Max Reported SAR1g(W/kg) Limbs WI-FI (5GHz) 0.271 SAR Limited(W/kg) 4.0 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZSAR-TRF-01 Rev. A/0 May15,2023 Report No.: SZCR240400122203 Page: 4 of 38 CONTENTS 1 GENERAL INFORMATION......................................................................................................................... 6 1.1 GENERAL DESCRIPTION OF EUT ............................................................................................................ 6 1.1.1 DUT Antenna Locations .................................................................................................................. 7 1.2 TEST SPECIFICATION............................................................................................................................. 8 1.3 RF EXPOSURE LIMITS ............................................................................................................................ 9 1.4 TEST LOCATION ...................................................................................................................................10 1.5 TEST FACILITY .....................................................................................................................................10 2 LABORATORY ENVIRONMENT ...............................................................................................................11 3 SAR MEASUREMENTS SYSTEM CONFIGURATION ...............................................................................12 3.1 THE SAR MEASUREMENT SYSTEM ........................................................................................................12 3.2 ISOTROPIC E-FIELD PROBE EX3DV4 .....................................................................................................13 3.3 DATA ACQUISITION ELECTRONICS (DAE) ...............................................................................................14 3.4 SAM TWIN PHANTOM ...........................................................................................................................14 3.5 ELI PHANTOM .....................................................................................................................................15 3.6 DEVICE HOLDER FOR TRANSMITTERS.....................................................................................................16 3.7 MEASUREMENT PROCEDURE .................................................................................................................17 Scanning procedure ...................................................................................................................................17 3.7.1 Data Storage .................................................................................................................................19 3.7.2 Data Evaluation by SEMCAD ........................................................................................................19 4 SAR MEASUREMENT VARIABILITY AND UNCERTAINTY .....................................................................21 4.1 SAR MEASUREMENT VARIABILITY...........................................................................................................21 4.2 SAR MEASUREMENT UNCERTAINTY ........................................................................................................22 5 DESCRIPTION OF TEST POSITION .........................................................................................................23 5.1 THE TEST POSITION .............................................................................................................................23 6 SAR SYSTEM VERIFICATION PROCEDURE ...........................................................................................24 6.1 TISSUE SIMULATE LIQUID ......................................................................................................................24 6.1.1 Recipes for Tissue Simulate Liquid ................................................................................................24 6.1.2 Test Liquids Confirmation ..............................................................................................................25 6.1.3 Measurement for Tissue Simulate Liquid .......................................................................................26 6.2 SAR SYSTEM CHECK ...........................................................................................................................27 6.2.1 Justification for Extended SAR Dipole Calibrations ...............................................................…

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深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 1 页共 11 页 WiFi天线 WIFIantenna 产品设计与制造规格书 Productdesignandmanufacturingspecifications ◆客户名称/Customer: ◆项目名称/Projec:WiFi双频贴片天线 ◆物料名称/Name:WiFiantenna ◆天线材质/Antennamaterials:陶瓷/Ceramics ◆物料编号/Partno:DBTDWBT3216P ◆设计/Designer: ◆审核/Check: ◆客户确认签章/Approved： 地址/Add:深圳市南山区西丽镇平山一路云谷二期8栋505 Rm505,8thbuilding,Yungu2ndperiod,pingshanNo.1Road,XiliTown,NanshanDistrict,ShenZhen,China 电话/Tel:86-755-83763273/13927478525 传真/Fax:86-755-83763348 电邮/Email:[email protected] 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 2 页共 11 页 天线技术规格书 Technicalspecificationforantenna 一、概述/Overview 该天线为WiFi双频终端贴片天线，工作频率为2400-2500MHz/5150-5850MHz，广泛应用于 WiFi产品、蓝牙耳机及音响、PAD、手机多频天线设备、小型贴片机芯片设计。 ThisantennaisWiFidual-bandterminalpatchantenna,theoperatingfrequencyis 2400-2500MHz/5150-5850MHz,widelyusedinWiFiproducts,Bluetoothheadsetsandaudio,PAD,mobile phonemulti-frequencyantennaequipment,smallsizeSMDchipdesign。 二、技术要求/Technicalrequirements 2.1天线指标/AntennaIndicator 技术要求技术指标 1 工作频率Frequency2400MHz-2500MHz5150-5850MHz 2 回波损耗ReturnLoss-10dB（典型值）-10dB（典型值） 3 天线效率Efficiency76%（典型值，在80*40mm 底板上测试） 67%（典型值，在80*40mm 底板上测试） 4 峰值增益PeakGain1.5dBi（峰值）2.9dBi（峰值） 5 输出驻波比OutputVSWR ≤ 2 ≤ 2 6 极化Polarization线极化（Linearpolarization）线极化（Linearpolarization） 7 阻抗Impendance 5050 2.2环境适应性/EnvironmentalAdaptability 产品名称 Product name WiFi双频贴片天线/ Dualfrequencypatchantenna 产品编码/ Productcode DBTDWBT3216P 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 3 页共 11 页 1工作温度/Operatingtemperature-25°C~+70°C 2存储温度/Storagetemperature-25°C~+85°C 3相对湿度/Relativehumidity10%~95% 2.3机械特性/Mechanicalproperties 1天线尺寸Demention3.2*1.6*0.5mm 2天线材料Material陶瓷/Ceramics 图1天线外形尺寸和管脚定义/Fig.1antennaoutlinesizeandpindefinition 三、参考PCB设计/ReferencePCBdesign 参考测试板见图2，天线PCB设计建议参考图3进行。/ThereferencetestboardisshowninFigure 2,andtheantennaPCBdesignproposalisshownin Figure3. 图2参考测试电路板/Fig.2referencetestcircuitboard 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 4 页共 11 页 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 5 页共 11 页 图3天线PCB设计参考板/Fig.3AntennaPCBdesignreferenceboard 图4天线调谐电路和频率调整/Fig.4antennatuningcircuitandfrequencyadjustment 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 6 页共 11 页 四、天线测试数据/Antennatestdata 1、阻抗原图和回波损耗（dB）：/Impedancediagramandecholoss（dB） 2、天线效率和增益/Antennaefficiencyandgain: 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 7 页共 11 页 3、天线辐射方向图/Antennaradiationpattern: 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 8 页共 11 页 2.4GHz天线方向图/AntennaDirections天线测试参考板/5GHz天线方向图/ 2.4GHzAntennaDirectionsAntennatestreferencepanel5GHzAntennaDirections 五、天线焊接条件/Weldingconditionofantenna 1、焊剂/Flux ①使用松香助焊剂，禁止使用卤化物含量起过0.2wt%的强酸性助焊剂。/UseRosinflux,donotusestrongacidflux withhalidecontentupto0.2wt%. ②使用纯锡焊料/Usepuretinsolder 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 9 页共 11 页 2、回流焊条件/Reflowsolderingconditions ●预热时，产品表温与焊料温度的温差最大不允许超出150°C，焊接完后冷却时，产品表温与溶剂温度之间的温差最大 不允许超出100°C。预热不足有可能引发产品表面裂纹，导致产品品质下降。/Themaximumtemperaturedifference betweensurfacetemperatureandsoldertemperatureisnotallowedtoexceed150°Cduringpreheating,andthe maximumtemperaturedifferencebetweensurfacetemperatureandsolventtemperatureisnotallowedtoexceed 100°Cduringcoolingafterwelding.Lackofpreheatingmayleadtosurfacecracks,resultinginproductquality decline. ●标准回流焊曲线/Standardreflowsolderingcurve 3、手工返工/Manualrework 当使用电烙铁进行手工焊接时，以下条件必须严格遵守/Whensolderingbyhand,thefollowingconditionsmustbestrictly observed 六、包装/Packaging ①编带和带轮尺寸/Braidandpulleydimensions:Unit：mm ②包装数量/Quantityofpacking:5000PCS/Plate 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 10 页共 11 页 七、保管/Storage ①.保管期限/Storageperiod 距出厂检验时间六个月内，产品可以使用；检验时间可以通过包装外侧标记的检验号确认； 若时间超出六个月，应检查焊接性能后方可使用。/Theproductcanbeusedwithinsixmonthsfromthetimeofinspection. Theinspectiontimecanbeconfirmedbytheinspectionnumbermarkedontheoutsideofthepackage. 深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 第 11 页共 11 页 ②．保存条件/Savecondition ●存放货物的库房应满足以下条件/Thewarehousewherethegoodsarestoredshallmeetthefollowingconditions 温度/Temperature:10~40°C湿度/Humidity:30to70%relativehumidity 不允许温、湿度有极剧变化。/Extremechangesintemperatureandhumidityarenotallowed. ●禁止将产品保管在腐蚀性物质中，例如硫磺、氯气或者酸，否则将引起端头氧化，导致降低焊 接性。/Donotstoreproductsincorrosivesubstances,suchassulfur,chlorineoracid,asthiswillcauseoxidationofthe end,resultinginreducedsolderability. ●为了避免受潮气、灰尘等物质的影响，产品应保管于货架上。/Inordertoavoidmoisture,dustandothersubstances,the productshouldbekeptontheshelf. ●产品保管在库房中时，应避免热冲击，振动以及直接光照等等。/Productsinstorage,shouldavoidthermalshock,vibration anddirectlightingandsoon. ●产品应密封包装。/Theproductshouldbesealedandpackaged.

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240400122202 Page: 1 of 100 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZCR2404001222AT Applicant: Eschenbach Optik GmbH Address of Applicant: Fuerther Strasse 252 DE-90429 Nuremberg Germany Manufacturer: Eschenbach Optik GmbH Address of Manufacturer: Fuerther Strasse 252 DE-90429 Nuremberg Germany Factory: Shenzhen RUI CHUANG KE DIGITAL CO., LTD Address of Factory: Room 401, A building, C area, Shiwei Datianyang industry zone, Shiwei community, Matian street, Guangming district, Shenzhen, China Equipment Under Test (EUT): EUT Name: optaro Model No.: 16533 FCC ID: 2BGBB16533-A1 Standard(s) : 47 CFR Part 15, Subpart E 15.407 Date of Receipt: 2024-04-08 Date of Test: 2024-04-13 to 2024-06-14 Date of Issue: 2024-06-14 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.: SZCR240400122202 Page: 2 of 100 Revision Record Version Chapter Date Modifier Remark 01 2024-06-14 Original Authorized for issue by: Leo Li/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240400122202 Page: 3 of 100 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart E 15.407 N/A 47 CFR Part 15, Subpart C 15.203 Pass Transmission in the Absence of Data N/A 47 CFR Part 15, Subpart E 15.407 (c) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Emissions at AC Power Line (150kHz-30MHz) 47 CFR Part 15, Subpart E 15.407 ANSI C63.10 (2013) Section 6.2 47 CFR Part 15, Subpart C 15.207 & Subpart E 15.407 b(9) Pass Duty Cycle KDB 789033 II B 1 KDB 789033 D02 II B 1 Pass 99% Bandwidth KDB 789033 II D N/A Pass 26dB Emission bandwidth KDB 789033 D02 II C 1 47 CFR Part 15, Subpart E 15.407 (a) Pass Minimum 6 dB bandwidth (5.725- 5.85 GHz band ) KDB 789033 D02 II C 2 47 CFR Part 15, Subpart E 15.407 (e) Pass Maximum Conducted output power KDB 789033 D02 II E 47 CFR Part 15, Subpart E 15.407 (a) Pass Peak Power spectrum density KDB 789033 D02 II F 47 CFR Part 15, Subpart E 15.407 (a) Pass Radiated Emissions (Below 1GHz) KDB 789033 D02 II G 47 CFR Part 15, Subpart C 15.209 & Subpart E 15.407(b) Pass Radiated Emissions (Above 1GHz) KDB 789033 D02 II G 47 CFR Part 15, Subpart C 15.209 & Subpart E 15.407(b) Pass Radiated Emissions which fall in the restricted bands KDB 789033 D02 II G 47 CFR Part 15, Subpart C 15.209 & Subpart E 15.407(b) Pass Frequency Stability ANSI C63.10 (2013) Section 6.8 47 CFR Part 15, Subpart E 15.407 (g) Pass SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240400122202 Page: 4 of 100 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 ......................................................................................................... 7 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 ..........................................................................................13 6.1 Antenna Requirement .................................................................................................................13 6.1.1 Test Requirement: ..................................................................................................................13 6.1.2 Conclusion ..............................................................................................................................13 6.2 Transmission in the Absence of Data ..........................................................................................14 6.2.1 Test Requirement: ..................................................................................................................14 6.2.2 Conclusion ..............................................................................................................................14 7 Radio Spectrum Matter Test Results ................................................................................................15 7.1 Conducted Emissions at AC Power Line (150kHz-30MHz) ..........................................................15 7.1.1 E.U.T. Operation .................................................…

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Report No.: SZCR240400122201 Appendix C Calibration certificate 1. Dipole D5GHzV2- SN 1165 2. DAE DAE4ip-SN 1830 3. Probe EX3DV4-SN 7821

Report No.: SZCR240400122201 Appendix A Detailed System Check Results 1. System Performance Check System Performance Check 5750 MHz Head Date: 2024-05-15SGS-SAR Lab System Performance Check 5750 MHz Head D5GHzV2-SN 1165 Communication System: D5GHz; Frequency: 5750.000 Medium: HSL. Medium parameters used: f= 5750.000 MHz; σ= 5.18 S/m; ε r = 35.6 DASY8 Configuration: - Probe: EX3DV4 - SN7821; ConvF(4.6, 4.77, 4.91); Calibrated: 2023-07-17 - Sensor-Surface: 1.4 mm - Electronics: DAE4ip Sn1830; Calibrated: 2023-09-12 - Phantom: Twin-SAM V8.0 (30deg probe tilt); Serial: 2256 - Measurement Software: cDASY8 V16.2.4.2524 Area Scan (60.0 mm x 100.0 mm): Measurement Grid: 10.0 mm x 10.0 mm SAR (1g) = 6.68 W/kg; SAR (10g) = 1.90 W/kg; Zoom Scan (24.0 mm x 24.0 mm x 22.0 mm): Measurement Grid: 4.0 mm x 4.0 mm x 1.4 mm Power Drift = 0.06 dB SAR (1g) = 7.38 W/kg; SAR (10g) = 2.12 W/kg;

Report No.: SZCR240400122201 Appendix B Detailed Test Results WIFI 5G for limbs Date: 2024-05-15SGS-SAR Lab WIFI 5G 802.11ac 20M 157CH Left side 0mm 16533 Communication System: WLAN 5GHz; Frequency: 5785.000 Medium: HSL. Medium parameters used: f= 5785.000 MHz; σ= 5.21 S/m; ε r = 35.3 DASY8 Configuration: - Probe: EX3DV4 - SN7821; ConvF(4.6, 4.77, 4.91); Calibrated: 2023-07-17 - Sensor-Surface: 1.4 mm - Electronics: DAE4ip Sn1830; Calibrated: 2023-09-12 - Phantom: Twin-SAM V8.0 (30deg probe tilt); Serial: 2256 - Measurement Software: cDASY8 V16.2.4.2524 Area Scan (60.0 mm x 100.0 mm): Measurement Grid: 10.0 mm x 10.0 mm SAR (1g) = 0.198 W/kg; SAR (10g) = 0.069 W/kg; Zoom Scan (24.0 mm x 24.0 mm x 22.0 mm): Measurement Grid: 4.0 mm x 4.0 mm x 2.0 mm Power Drift = 0.08 dB SAR (1g) = 0.222 W/kg; SAR (10g) = 0.078 W/kg;