2A8EM-B7PROTablet

The test results presented in this report relate only to the object tested. This report shall not be reproduced, except in full, without the written approval of the Shenzhen STS Test Services Co., Ltd. SAR Test Report Report No.:STS2512398H02 Issued for Bigme Cloud Literacy Technology Co., Ltd. 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT, SHENZHEN, CHINA Product Name: Tablet Brand Name: Bigme Model Name: B7 Pro Series Model(s): B7 Pro Color, B7 Pro BW, B7 Pro XXXXX (X represents 0-9, a-z, A-Z, "-", or space, used to distinguish different housing colors). FCC ID: 2A8EM-B7PRO Test Standard: ANSI/IEEE Std. C95.1 FCC 47 CFR Part 2 (2.1093) IEEE Std. 1528-2013 Max. Report SAR (1g) Body: 1.474 W/kg Page 2 of 82 Report No.: STS2512398H02 TEST REPORT CERTIFICATION Applicant’s name ................. : Bigme Cloud Literacy Technology Co., Ltd. Address ................................. : 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT, SHENZHEN, CHINA Manufacturer's Name .......... : Bigme Cloud Literacy Technology Co., Ltd. Address ................................. : 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT, SHENZHEN, CHINA Product description Product name ........................ : Tablet Brand name ......................... : Bigme Model name ......................... : B7 Pro Series Model .......................... : B7 Pro Color, B7 Pro BW, B7 Pro XXXXX (X represents 0-9, a-z, A-Z, "-", or space, used to distinguish different housing colors). Standards ............................. : ANSI/IEEE Std. C95.1 FCC 47 CFR Part 2 (2.1093) IEEE Std. 1528-2013 The device was tested by Shenzhen STS Test Services Co., Ltd. in accordance with the measurement methods and procedures specified in KDB 865664 The test results in this report apply only to the tested sample of the stated device/equipment. Other similar device/equipment will not necessarily produce the same results due to production tolerance and measurement uncertainties. Date of Test ........................................... : Date (s) of performance of tests ............. : 31 Jan. 2026 Date of Issue .......................................... : 31 Jan. 2026 Test Result.............................................. : Pass Testing Engineer : (Xin.Liu) Technical Manager : (Shifan. Long) Authorized Signatory : (Bovey Yang) Page 3 of 82 Report No.: STS2512398H02 Table of Contents 1. General Information ................................................................................................................. 5 1.1 EUT Description .................................................................................................................. 5 1.2 Test Environment ................................................................................................................ 6 1.3 Test Factory ........................................................................................................................ 6 2. Test Standards and Limits ....................................................................................................... 7 3. SAR Measurement System ...................................................................................................... 8 3.1 Definition of Specific Absorption Rate (SAR) ....................................................................... 8 3.2 SAR System ....................................................................................................................... 8 4. Tissue Simulating Liquids ..................................................................................................... 11 4.1 Simulating Liquids Parameter Check ................................................................................ 11 5. SAR System Validation .......................................................................................................... 14 5.1 Validation System ............................................................................................................. 14 5.2 Validation Result ............................................................................................................... 15 6. SAR Evaluation Procedures .................................................................................................. 16 7. EUT Antenna Location Sketch .............................................................................................. 17 7.1 SAR test exclusion consider table ..................................................................................... 18 8. EUT Test Position ................................................................................................................... 22 8.1 Body-worn Position Conditions ......................................................................................... 22 9. Uncertainty ............................................................................................................................. 23 9.1 Measurement Uncertainty ................................................................................................. 23 10. Conducted Power Measurement ......................................................................................... 26 10.1 Test Result ...................................................................................................................... 26 11. EUT and Test Setup Photo ................................................................................................... 40 11.1 EUT Photo....................................................................................................................... 40 11.2 Setup Photo .................................................................................................................... 43 12. SAR Result Summary .......................................................................................................... 46 12.2 Body-worn SAR .....................................................................................…

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SARSetupphotosforFCCID:2A8EM-B7PRO BackSide(separationdistanceis0mm) Leftside(separationdistanceis0mm) Topside(separationdistanceis0mm) Bottomside(separationdistanceis0mm)

Page 1 of 3 Report No.: psi2601078-C01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix I Test Setup Photo FCC ID: 2A8EM-B7PRO Spurious Radiation Emissions Test (<1G) for DTS,NII Spurious Radiation Emissions Test (＞1G) for DTS,NII Page 2 of 3 Report No.: psi2601078-C01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Conducted emission Test for DTS,NII Spurious Radiation Emissions Test (<1G) for LTE Page 3 of 3 Report No.: psi2601078-C01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Spurious Radiation Emissions Test (＞1G) for LTE Conducted emission Test for LTE ------End------

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected]| http://www.psi-lab.com Page 1 of 99 Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCCTESTREPORT FCC ID: 2A8EM-B7PRO On Behalf of Bigme Cloud Literacy Technology Co., Ltd. Tablet Model No.: B7 Pro,B7 Pro Color, B7 Pro BW, B7 Pro XXXXX (X represents 0-9, a-z, A-Z, "-", or space, used to distinguish different housing colors). Prepared for: Bigme Cloud Literacy Technology Co., Ltd. Address: 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT,SHENZHEN, CHINA Prepared By:Shenzhen PSI Testing Co., Ltd. Address: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Report Number: psi2601078-C01-R03 Date of Receipt: Nov.18, 2025 Date of Test: Nov.19, 2025-Dec.03, 2025 Date of Report: January 29, 2026 Version Number:V0 Page 2 of 99 Report No.: psi2601078-C01-R03 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected]| http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1 TEST SUMMARY ..................................................................................................................................... 5 1.1 MEASUREMENT UNCERTAINTY............................................................................................................. 5 2 GENERAL INFORMATION ...................................................................................................................... 6 2.1 GENERAL DESCRIPTION OF EUT ......................................................................................................... 6 2.2 OPERATION FREQUENCY CHANNEL...................................................................................................... 7 2.3 TEST MODE........................................................................................................................................ 7 2.4 TEST FACILITY.................................................................................................................................... 8 2.5 ACCESSORIES OF DEVICE (EUT) ......................................................................................................... 8 2.6 TESTED SUPPORTING SYSTEM DETAILS............................................................................................... 8 2.7 SOFTWARE TEST VERSION AND POWER SETTING INFORMATION............................................................. 8 2.8 TEST CONDITIONS.............................................................................................................................. 8 3 TEST INSTRUMENTS LIST ..................................................................................................................... 9 4 TEST RESULTS AND MEASUREMENT DATA ....................................................................................10 4.1 ANTENNA REQUIREMENT: ..................................................................................................................10 4.2 CONDUCTED EMISSIONS...................................................................................................................11 4.3 EMISSION BANDWIDTH AND 99%OCCUPIED BANDWIDTH....................................................................14 4.4 DUTY CYCLE....................................................................................................................................36 4.5 MAXIMUM CONDUCTED OUTPUT POWER............................................................................................43 4.6 POWER SPECTRAL DENSITY..............................................................................................................46 4.7 BAND EDGE......................................................................................................................................69 4.8 RADIATED EMISSION.........................................................................................................................86 4.9 FREQUENCY STABILITY......................................................................................................................97 5 PHOTOS OF TEST SETUP ....................................................................................................................99 6 PHOTOS OF EUT ...................................................................................................................................99 Page 3 of 99 Report No.: psi2601078-C01-R03 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected]| http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TEST REPORT DECLARATION Applicant: Bigme Cloud Literacy Technology Co., Ltd. Address: 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT,SHENZHEN, CHINA Manufacturer: Bigme Cloud Literacy Technology Co., Ltd. Address: 01 18F.,COFCO PROPERTY TOWER,BAOMIN NO.1RD., BAO AN 3RD DISTRICT,SHENZHEN, CHINA EUT Description: Tablet (A)Model No.: B7 Pro,B7 Pro Color, B7 Pro BW, B7 Pro XXXXX (X represents 0-9, a-z, A-Z, "-", or space, used to distinguish different housing colors). (B)Trademark: Bigme Measurement Standard Used: FCC Rules and Regulations Part 15 Subpart E ANSI C63.10-2020 Test Result: PASS The device described above is tested by Shenzhen PSI Testing Co., Ltd. to determine the maximum emission levels emanating from the device. The maximum emission levels are compared to the FCC Part 15 Subpart Elimits both conducted and radiated emissions. The test results are contained in this test report and Shenzhen PSI Testing Co., Ltd. is assumed of full responsibility for the accuracy and completeness of these tests. A…

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Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 -1- Number:XT-YF-SOP-01Version:A.0 ShenzhenXingtongWieressTechnologyCo.,Ltd SendproductsTO ShenzhenXinruizhiIndustrialCo.,Ltd B752 Antennaspecificationsheet PartNo.: STYLE:B752-WiFi/GPS/BT-Antenna SpecificationNo.::2025-4-12-V1.0 Client Approved ApprovedbyCheckedbyDesignedby XUGENGHUANJJWUYANLONG Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 -2- RevisionHistory DateRevisionDescriptionofChanges 2025-4-12RA MeasuredwithFPC+Ceramicsample. 1TECHNICALSUMMARY.........................................................................................3 2GENERALDESCRIPTION......................................................................................3 2.1Components/Partrevisions..............................................................................................................................3 3MECHANICALDESCRIPTION................................................................................3 4ELECTRICALPERFORMANCE..............................................................................3 4.1Set-up.................................................................................................................................................................3 4.1.1VSWR..........................................................................................................................................................3 4.1.2Gain&RadiationPatterns...........................................................................................................................3 4.1.3MatchingCircuitDescription......................................................................................................................3 4.2MeasurementData...........................................................................................................................................4 4.2.1WiFi/BT-OTA：.........................................................................................................................................4 5PLOTS.....................................................................................................................6 5.1LOBEPATTERN(GPS).........................................................................................6 5.2LOGMAG(GPS)...................................................................................................7 5.3LOBEPATTERN(WIFI/BT)...................................................................................7 5.4LOGMAG(WIFI/BT)..............................................................................................8 6MECHANICALDRAWING.......................................................................................9 7RELIABILITYTESTS.............................................................................................10 7.1Testcontent.....................................................................................................................................................10 7.2Testresults.......................................................................................................................................................10 8CONCLUSION.......................................................................................................10 Project:B752-WGB Author: HUANG File Name: B752 -APP-RA Date:2025-4-12 TEST :Language:Check:XIE AEnglish Antennasupplieraddress： 3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 - 3 - 1 TechnicalSummary This report summarizesthe electricalresults of the proposedantennato supportthe B752-GWB program.We test the antennawith the latest versionhandset.And it seems to be acceptable. 2 GeneralDescription 2.1 Components/Partrevisions VSWR:VoltageStandingWave Rate . 3 MechanicalDescription 4 ElectricalPerformance 4.1 Set-up 4.1.1VSWR VSWRmeasurements(S 21 ) were performedusing an Agilent8753DNetwork Analyzerand the previouslydescribedtest fixture.Coaxialchokeswere used to mitigate surfacecurrentson the outsideof the cabling.The testingwas performedin free space. 4.1.2Gain & RadiationPatterns The gain of the antennawas measuredin the XingTong’s anechoicchamber.Coaxial chokeson the feed cable were used to mitigatesurfacecurrents.The chamberprovidesless than – 30 dB reflectivityfrom 1500 MHz through6000MHz and an 18” diameterspherical quite zone. The measurementresults are calibratedusing both dipole and leaky wave horn standards. 4.1.3MatchingCircuitDescription Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 -4- 4.2 MeasurementData 4.2.1WiFi/BT/GPS-OTA ： 1.GPS-OTA 2.WIFI/BT 3.WIFI-5G Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 -5- GPS-3Ddirectionalmap WiFi2.4G/BT-3Ddirectionalmap Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEastIndustrialZone, Jiuwei,Xixiang,Bao'anDistrict,Shenzhen Phone:0755-27850514Fax:0755-27850514 -6- WiFi-5G-3Ddirectionalmap 5Plots 5.1Lobepattern(GPS) Project:B752-WGB Author:HUANG FileName: B752 -APP-RA Date:2025-4-12 TEST:Language:Check:XIE AEnglish Antennasupplieraddress：3rdFloor,BuildingA1,QianglongEa…

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Page: 1/11 SHENZHEN STS TEST SERVICES CO., LTD. 1/F, BUILDING 2, ZHUOKE SCIENCE PARK, 190 CHONGQING ROAD FUYONG, BAO’ AN DISTRICT, SHENZHEN,CHINA MVG COMOSAR DOSIMETRIC E-FIELD PROBE SERIAL NO.: SN 08/21 EPGO352 Calibrated at MVG Z.I. de la pointe du diable Technopôle Brest Iroise – 295 avenue Alexis de Rochon 29280 PLOUZANE - FRANCE Calibration date: 09/15/2025 Accreditations #2-6789 Scope available on www.cofrac.fr The use of the Cofrac brand and the accreditation references is prohibited from any reproduction. Summary: This document presents the method and results from an accredited COMOSAR Dosimetric E-Field Probe calibration performed at MVG, using the CALIPROBE test bench, for use with a MVG COMO SAR system only. The test results covered by accreditation are traceable to the International System of Units (SI). COMOSAR E-Field Probe Calibration Report Ref : ACR.95.19.25.BES.A Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 COMOSAR E-FIELD PROBE CALIBRATION REPORT Ref: ACR.95.19.25.BES.A Page: 2/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. Name Function Date Signature Prepared by : Pedro Ruiz Measurement Responsible 9/16/2025 Checked & approved by: Jérôme L uc Technical Manager 9/16/2025 Authorized by: Laboratory Director Customer Name Distribution : Shenzhen STS Test Services Co., Ltd. Issue Name Date Modifications A Pedro Ruiz 9/16/2025 Initial release Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 Geraldine Toutain 9/16/2025 COMOSAR E-FIELD PROBE CALIBRATION REPORT Page: 3/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. TABLE OF CONTENTS 1 Device Under Test ..................................................................................................... 4 2 Product Description ................................................................................................... 4 2.1 General Information _______________________________________________________ 4 3 Measurement Method ................................................................................................ 4 3.1 Sensitivity _______________________________________________________________ 4 3.2 Linearity ________________________________________________________________ 5 3.3 Isotropy _________________________________________________________________ 5 3.4 Boundary Effect __________________________________________________________ 5 3.5 Probe Modulation Response _________________________________________________ 6 4 Measurement Uncertainty .......................................................................................... 6 5 Calibration Results ..................................................................................................... 6 5.1 Calibration in air __________________________________________________________ 6 5.2 Calibration in liquid _______________________________________________________ 7 6 Verification Results ................................................................................................... 8 7 List of Equipment ...................................................................................................... 9 Docusign Envelope ID: 711C3E09-7054-43A0-BF16-C536091746C4 Ref: ACR.95.19.25.BES.A COMOSAR E-FIELD PROBE CALIBRATION REPORT Page: 4/11 Template_ACR.DDD.N.YY.MVGB.ISSUE_COMOSAR Probe vM This document shall not be reproduced, except in full or in part, without the written approval of MVG. The information contained herein is to be used only for the purpose for which it is submitted and is not to be released in whole or part without written approval of MVG. 1 DEVICE UNDER TEST Device Under Test Device Type COMOSAR DOSIMETRIC E FIELD PROBE Manufacturer MVG Model SSE2 Serial Number SN 08/21 EPGO352 Product Condition (new / used) Used Frequency Range of Probe 0.15 GHz-7.5GHz Resistance of Three Dipoles at Connector Dipole 1: R1=0.222 M: Dipole 2: R2=0.198 M: Dipole 3: R3=0.191 M: 2 PRODUCT DESCRIPTION 2.1 GENERAL INFORMATION MVG’s COMOSAR E field Probes are built in accordance to the IEC/IEEE 62209-1528 and FCC KDB865664 D01 standards. Figure 1 – MVG COMOSAR Dosimetric E …

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