2APUQ-W14118GPLAPTOP

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Hunan Greatwall Computer System Co.,Ltd [Hunan Greatwall Computer System Co.,Ltd] [Hunan GreatWall Industrial Park, Xiangyun Middle Road, Tianyuan District ] [Zhuzhou, Hunan Province] [China] Date:April 16, 2024 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FRN: 0027509892 FCC ID: 2APUQ-W14118GP US Agent – Attestation Statement / Part 2.911(d)(7) [Hunan Greatwall Computer System Co.,Ltd]certifies, that as ofApril 16, 2024, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2APUQ- W14118GP. [Hunan Greatwall Computer System Co.,Ltd], accepts to maintain an agent of 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. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of[Hunan Greatwall Computer System Co.,Ltd]for FCC ID: 2APUQ-W14118GP. Designated Agent Information: Company Name: FCC US Agent, LLC Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA FRN: 0033402884 Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company:[Hunan Greatwall Computer System Co.,Ltd] Designated Agent: FCC US Agent, LLC Company Representative:[Zhengde Zhang]Designated Agent Representative: Tim Payne Signature:Signature:

Rev1/26/2023 HunanGreatwallComputerSystemCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:3April2024 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2APUQ-W14118GP HunanGreatwallComputerSystemCo.,Ltd(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Sincerely, Zhengdezhang Rev1/26/2023 HunanGreatwallComputerSystemCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:3April2024 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2APUQ-W14118GP HunanGreatwallComputerSystemCo.,Ltd(“theapplicant”)certifiesthat,asofthedateofthefilingof theapplication,theapplicantisnotidentifiedontheCoveredListasanentityproducing“covered” equipment.HunanGreatwallComputerSystemCo.,Ltdcertifiesthat,asofthedateofthefillingofthe application,theapplicantisnotidentifiedontheCoverlist(asspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing”coveredequipment. Sincerely, Zhengdezhang

Date:3April2024 HunanGreatwallComputerSystemCo.,Ltd To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 ToWhomItMayConcern: TheHunanGreatwallComputerSystemCo.,Ltd,theundersigned,herebyauthorizesMr.Wu XuewenfromShenzhenBALUNTechnologyCo.,Ltd.,toactonthebehalfoftheHunan GreatwallComputerSystemCo.,LtdsolelyinmattersrelatingtotheapplicationforanFCC equipmentauthorizationforFCCID:2APUQ-W14118GPincludingthesigningofdocumentsin connectionwiththisApplication.NecessaryactscarriedoutbyShenzhenBALUNTechnology Co.,Ltd.inconnectionwiththeApplicationshallhavethesameeffectasactsoftheHunan GreatwallComputerSystemCo.,Ltd. TheHunanGreatwallComputerSystemCo.,Ltdalsoherebycertifythatnopartytothis applicationissubjecttoadenialofbenefits,includingFCCbenefits,pursuanttoSection5301of theAnti-DrugAbuseActof1988,21U.S.C.Section862. YoursSincerely, _______ Zhengdezhang

Date:3April2024 HunanGreatwallComputerSystemCo.,Ltd To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 Re:HunanGreatwallComputerSystemCo.,Ltd FCCID:2APUQ-W14118GP FCCCertificationConfidentialityRequest Gentlemen: Thisletteristocomplywith47CFR0.457and0.459pertainingtoconfidentiality material.HunanGreatwallComputerSystemCo.,Ltdrequeststhatthefollowing documentsregardingthissubmissionforFCCID:2APUQ-W14118GPbekept confidential: ExhibitTypeFileName BlockDiagramBlockDiagram.pdf SchematicsSchematics.pdf OperationalDescriptionOperationalDescription.pdf Tune-Up-ProcedureTuneupprocedure.pdf Thosedocumentscontaindetailedsystemandequipmentdescriptionandrelated informationabouttheproductwhichHunanGreatwallComputerSystemCo.,Ltd considerstobeconfidentialproprietary,acustomdesignand,otherwise,not releasabletothegeneralpublic.Sincethisdesignisabasisformwhichfuture technologicalproductswillevolve,HunanGreatwallComputerSystemCo.,Ltd considersthisinformationwouldbeofbenefittoitscompetitors,andthatthe disclosureoftheinformationinthesedocumentswouldgivecompetitorsanunfair advantageinthemarket. YoursSincerely, Zhengdezhang

Report No.: BL-SZ2420607-AW 1 / 6 EUT EXTERNAL PHOTOS FRONT VIEW OF EUT REAR VIEW OF EUT Report No.: BL-SZ2420607-AW 2 / 6 LEFT VIEW OF EUT CLOSE-UP Report No.: BL-SZ2420607-AW 3 / 6 RIGHT VIEW OF EUT CLOSE-UP Report No.: BL-SZ2420607-AW 4 / 6 TOP VIEW OF EUT BOTTOM VIEW OF EUT Report No.: BL-SZ2420607-AW 5 / 6 OPEN Accessory-Adapter Report No.: BL-SZ2420607-AW 6 / 6 CLOSE-UP --BLANK BELOW--

43.42mm MADE IN CHINAMODEL:W14118GPFCC ID:2APUQ-W14118GP INPUT:12V 2A

Report No.: BL-SZ2420607-AI 1 / 8 EUT INTERNAL PHOTOS EUT UNCOVER VIEW 1 EUT UNCOVER VIEW 2 Report No.: BL-SZ2420607-AI 2 / 8 EUT UNCOVER VIEW 3 EUT UNCOVER VIEW 4 Report No.: BL-SZ2420607-AI 3 / 8 EUT UNCOVER VIEW 5 CLOSE-UP PIFA Antenna Report No.: BL-SZ2420607-AI 4 / 8 MAIN BOARD TOP VIEW (WITH SHIELDING) MAIN BOARD TOP VIEW (WITHOUT SHIELDING) RF Chip Report No.: BL-SZ2420607-AI 5 / 8 MAIN BOARD REAR VIEW (WITH SHIELDING) MAIN BOARD REAR VIEW (WITHOUT SHIELDING) Report No.: BL-SZ2420607-AI 6 / 8 SECONDARY BOARD 1 TOP VIEW SECONDARY BOARD 1 REAR VIEW (WITH SHIELDING) Report No.: BL-SZ2420607-AI 7 / 8 SECONDARY BOARD 1 REAR VIEW (WITHOUT SHIELDING) BATTERY (FRONT) Report No.: BL-SZ2420607-AI 8 / 8 BATTERY (REAR) --BLANK BELOW--

Report No.: BL-SZ2420607-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 43 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-2 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: Hunan Greatwall Computer System Co., Ltd Address: Hunan GreatWall Industrial Park, Xiangyun Middle Road, Tianyuan District, Zhuzhou, Hunan Province, China Equipment Type: LAPTOP Model Name: W14118GP Brand Name: GreatWall FCC ID: 2APUQ-W14118GP Test Standard: FCC 47 CFR Part 2.1093 (refer to section 3.1) Maximum SAR: Body 2.4GHz(1 g): 0.19 W/kg Sample Arrival Date: Feb. 28, 2024 Test Date: Mar. 03, 2024 Date of Issue: Apr. 15, 2024 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Xu Rui Checked by: Zong Liyao Approved by: Tolan Tu (Testing Director) _______________ _______________ _______________ Report No.: BL-SZ2420607-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 43 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-2 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Rev. 01 Apr. 15, 2024 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................... 4 1.1 Test Laboratory .............................................................................................................. 4 1.2 Test Location .................................................................................................................. 4 1.3 Test Environment Condition ........................................................................................... 4 2 PRODUCT INFORMATION ......................................................................................................... 5 2.1 Applicant Information ...................................................................................................... 5 2.2 Manufacturer Information ............................................................................................... 5 2.3 General Description for Equipment under Test (EUT) ................................................... 5 2.4 Ancillary Equipment ........................................................................................................ 5 2.5 Technical Information ..................................................................................................... 6 3 SUMMARY OF TEST RESULT ................................................................................................... 7 3.1 Test Standards ............................................................................................................... 7 3.2 Device Category and SAR Limit ..................................................................................... 8 3.3 Test Result Summary ..................................................................................................... 9 3.4 Test Uncertainty ........................................................................................................... 10 4 MEASUREMENT SYSTEM ....................................................................................................... 11 4.1 Specific Absorption Rate (SAR) Definition ................................................................... 11 4.2 DASY SAR System ...................................................................................................... 12 5 SYSTEM VERIFICATION .......................................................................................................... 19 5.1 Purpose of System Check ............................................................................................ 19 5.2 System Check Setup .................................................................................................... 19 6 TEST POSITION CONFIGURATIONS ...................................................................................... 20 6.1 Laptop Exposure Condition .......................................................................................... 20 7 MEASUREMENT PROCEDURE ............................................................................................... 21 Report No.: BL-SZ2420607-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 43 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-2 (2023-01-30) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 7.1 Measurement Process Diagram ................................................................................... 21 7.2 SAR Scan General Requirement ................................................................................. 22 7.3 Measurement Procedure .............................................................................................. 23 7.4 Area & Zoom Scan Procedure ..................................................................................... 23 7.5 Interim Procedures for WLAN 6E ................................................................................. 23 8 CONDUCTED RF OUPUT POWER .......................................................................................... 24 8.1 WIFI .............................................................................................................................. 24 8.2 Bluetooth ...................................................................................................................... 25 9 TEST EXCLUSION CONSIDERATION ..................................................................................... 26 9.1 Laptop Mode antenna location sketch .......................................................................... 26 9.2 SAR Test Consideration Table ...............................................................................…

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Report No.: BL-SZ2420607-AC 1 / 36 CALIBRATION REPORT F.1 E-Field Probe (EX3DV4 - SN:7607) Report No.: BL-SZ2420607-AC 2 / 36 Report No.: BL-SZ2420607-AC 3 / 36 Report No.: BL-SZ2420607-AC 4 / 36 Report No.: BL-SZ2420607-AC 5 / 36 Report No.: BL-SZ2420607-AC 6 / 36 Report No.: BL-SZ2420607-AC 7 / 36 Report No.: BL-SZ2420607-AC 8 / 36 Report No.: BL-SZ2420607-AC 9 / 36 Report No.: BL-SZ2420607-AC 10 / 36 Report No.: BL-SZ2420607-AC 11 / 36 Report No.: BL-SZ2420607-AC 12 / 36 Report No.: BL-SZ2420607-AC 13 / 36 Report No.: BL-SZ2420607-AC 14 / 36 Report No.: BL-SZ2420607-AC 15 / 36 Report No.: BL-SZ2420607-AC 16 / 36 Report No.: BL-SZ2420607-AC 17 / 36 Report No.: BL-SZ2420607-AC 18 / 36 Report No.: BL-SZ2420607-AC 19 / 36 Report No.: BL-SZ2420607-AC 20 / 36 Report No.: BL-SZ2420607-AC 21 / 36 Report No.: BL-SZ2420607-AC 22 / 36 Report No.: BL-SZ2420607-AC 23 / 36 F.2 Data Acquisition Electronics (DAE4 - SN:878) Report No.: BL-SZ2420607-AC 24 / 36 Report No.: BL-SZ2420607-AC 25 / 36 Report No.: BL-SZ2420607-AC 26 / 36 Report No.: BL-SZ2420607-AC 27 / 36 Report No.: BL-SZ2420607-AC 28 / 36 F.3 2450 MHz Dipole Report No.: BL-SZ2420607-AC 29 / 36 Report No.: BL-SZ2420607-AC 30 / 36 Report No.: BL-SZ2420607-AC 31 / 36 Report No.: BL-SZ2420607-AC 32 / 36 Report No.: BL-SZ2420607-AC 33 / 36 Report No.: BL-SZ2420607-AC 34 / 36 Report No.: BL-SZ2420607-AC 35 / 36 Report No.: BL-SZ2420607-AC 36 / 36 D2450V2 Dipole impedance and return loss Validation Meas. Results Current Meas. Previous Meas. Max. Deviation Meas. Data 2023.05.17 2022.05.18 / Return Loss(dB) -26.656 -26.401 0.97% Impedance 54.73 Ω -1.149 jΩ 54.102 Ω +2.830 jΩ -3.979Ω (Imaginary part) Return Loss for Head TSL Impedance for Head TSL --END OF REPORT--

深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 天线规格 A ntenna specification TC：长城 MN：W14118GP RF：刘磊确 MD：黄清清 MP：13005478517 1 2 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 测试信息 Test information WIFI ANT Test information Frequency 2.4G(2402~2483)Mhz 5G(5150~5850)Mhz Module information Driver version information 3 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 测试环境 Test environment 测试项目测试设备 S参数 （S-parameter) 1.电压驻波比(VSWR) 2.回波损耗（Rrtun Loss) 网络分析仪：Agilent8753ES 2.有源测试 (Active) 1.发射功率（TRP) 2.接收灵敏度（TIS） 3.屏灭/屏亮 1.暗室：5*3*3m（3D）Chamber 2.综测仪：Agilent8960 CMW500 3.无源测试 （Passive) 1.天线增益(Gain) 2.天线效率（Efficiency) 1.暗室：5*3*3m（3D）Chamber 2.网络分析仪：Agilent 8753ES CMW500 4 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 天线位置 Antenna position 5 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 匹配电路 Matching circuit 电容（PF）电感（NH） E1(0402) E2(0402) E3(0402) E4(0402) 匹配电路原理图&位号图 6 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 无源测试数据 Passive test data Frequency(MHZ)240025005150 VSWR 1.081.231.39 Return Loss(DB) -27.92-19.5-15.67 ANT1 S11-VSWR&Return Loss 7 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 无源测试数据 Passive test data 8 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 无源测试数据 Passive test data 9 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 802.11b FrequencyTRPTIS 2412 CH1 11Mbps14.76CH1 11Mbps-81.29 2437 CH6 11Mbps14.17CH6 11Mbps-81.8 2467 CH11 11Mbps14.22CH11 11Mbps-81.22 有源测试数据 Active test data 10 深圳市星源创科技有限公司 SHENZHEN Xingyuanchuang TECHNOLOGY CO.,LTD 吞吐量测试 Throughput test 2.4G wifi 天吐量测试 上行71.1M 下行 78.2M 图片 图片 备注

Report No.: BL-SZ2420607-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 69 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: Hunan Greatwall Computer System Co., Ltd Address: Hunan GreatWall Industrial Park, Xiangyun Middle Road, Tianyuan District, Zhuzhou, Hunan Province, China Equipment Type: LAPTOP Model Name: W14118GP Brand Name: GreatWall FCC ID: 2APUQ-W14118GP Test Standard: 47 CFR Part 15 Subpart C (refer to section 3.1) Sample Arrival Date: Feb. 28, 2024 Test Date: Mar. 01, 2024 - Mar. 08, 2024 Date of Issue: Apr. 15, 2024 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Julie zhu Checked by: Ye Hongji Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: BL-SZ2420607-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 69 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Rev. 01 Apr. 15, 2024 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................... 4 1.1 Test Laboratory .............................................................................................................. 4 1.2 Test Location .................................................................................................................. 4 2 PRODUCT INFORMATION ......................................................................................................... 5 2.1 Applicant Information ...................................................................................................... 5 2.2 Manufacturer Information ............................................................................................... 5 2.3 General Description for Equipment under Test (EUT) ................................................... 5 2.4 Technical Information ..................................................................................................... 6 3 SUMMARY OF TEST RESULTS ................................................................................................. 8 3.1 Test Standards ............................................................................................................... 8 3.2 Test Verdict .................................................................................................................... 8 4 GENERAL TEST CONFIGURATIONS ........................................................................................ 9 4.1 Test Environments ......................................................................................................... 9 4.2 Test Equipment List ........................................................................................................ 9 4.3 Test Software List ........................................................................................................... 9 4.4 Measurement Uncertainty ............................................................................................ 10 4.5 Description of Test Setup ............................................................................................. 10 4.6 Measurement Results Explanation Example ................................................................ 13 5 TEST ITEMS .............................................................................................................................. 14 5.1 Antenna Requirements ................................................................................................. 14 5.2 Frequency Hopping Systems ....................................................................................... 15 5.3 Number of Hopping Frequencies ................................................................................. 17 5.4 Peak Output Power ...................................................................................................... 18 5.5 Occupied Bandwidth .................................................................................................... 19 Report No.: BL-SZ2420607-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 69 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 5.6 Carrier Frequency Separation ...................................................................................... 20 5.7 Time of Occupancy (Dwell time) .................................................................................. 21 5.8 Conducted Spurious Emission & Authorized-band band-edge .................................... 23 5.9 Conducted Emission .................................................................................................... 24 5.10 Radiated Spurious Emission ........................................................................................ 25 5.11 Band Edge (Restricted-band band-edge) ..................................................................... 27 ANNEX A TEST RESULT ............................................................................................................. 28 A.1 Number of Hopping Frequency .................................................................................... 28 A.2 Peak Output Power ...................................................................................................... 29 A.3 20 dB and 99% bandwidth ........................................................................................... 32 A.4 Hopping Frequency Separation .................................................................................... 37 A.5 Aver…

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Report No.: BL-SZ2420607-AR 1 / 6 TEST SETUP PHOTOS 1 Radiated Test Photo Below 30MHz Close-up Report No.: BL-SZ2420607-AR 2 / 6 30MHz-1GHz Close-up Report No.: BL-SZ2420607-AR 3 / 6 Above 1GHz Close-up Report No.: BL-SZ2420607-AR 4 / 6 2 Conducted Test Photo Conducted Test-BT Conducted Test-BLE Report No.: BL-SZ2420607-AR 5 / 6 Conducted Test-2.4G WIFI 3 Conducted Emissions Test Photo 1 Report No.: BL-SZ2420607-AR 6 / 6 Test Photo 2 --BLANK BELOW--

Report No.: BL-SZ2420607-AS 1 / 1 TEST SETUP PHOTOS Bottom Side (0mm) --BLANK BELOW--