2AQRM2023005Smart Phone

FOXX DevelopmentInc. Date: 2022-12-26 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Long Term Confidentiality FCC ID: 2AQRM2023005 To WhomIt May Concern, Pursuantto the provisionsof the Commission’s rules Title 47 Sections§0.457 and §0.459,we are requestingthe Commissionto withholdthe followingattachment(s)as confidential documentsfrom public disclosureindefinitely. Thesedocumentscontaindetailedsystemand equipmentdescriptionsand are consideredas proprietaryinformationin operationof the equipment.The public disclosureof these documents might be harmfulto our companyand would give competitorsan unfair advantagein the market. SchematicDiagram Block Diagram Parts List OperationalDescription Tune-upProcedure It is our understandingthat all measurementtest reports,FCC ID label formatand correspondenceduringthe certificationreviewprocesscannotbe grantedas confidential documentsand this informationwill be availablefor public reviewonce the grant of equipment authorizationis issued. Sincerely, Signature: Name:RichardLin Title: ProductDirector

FOXX Development Inc. 6689 Peachtree Industrial Blvd, STE B, Peachtree Corners, Georgia 30092, United States Statement Product: Smart Phone Model: N5 Additional Model: A5, A5 PRO Trademark : FOXXD We hereby state that N5 is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names for the marketing requirement. Your assistance on this matter is highly appreciated. Yours sincerely, Signature: Date: 2022/12/26 Name: Richard Lin Company Name: FOXX Development Inc. Address: 6689 Peachtree Industrial Blvd, STE B, Peachtree Corners, Georgia 30092, United States Tel / Fax: 8555853699/8555153699 E-Mail: [email protected]

FOXX Development Inc. 6689 Peachtree Industrial Blvd, STE B, Peachtree Corners, Georgia 30092, United States Agent Authorization Company: FOXX Development Inc. Address: 6689 Peachtree Industrial Blvd, STE B, Peachtree Corners, Georgia 30092, United States Product Name: Smart Phone Model Number(s): N5, A5, A5 PRO Product Description: Smart Phone 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: 2022-12-26 Name:RichardLin Title:ProductDirector Company:FOXXDevelopmentInc.

Page 1 of 4 Appendix C: Photographs of EUT Product: Smart Phone Model: N5 External Photos Page 2 of 4 Page 3 of 4 Page 4 of 4

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Page 1 of 7 Appendix C: Photographs of EUT Product: Smart Phone Model: N5 Internal Photos BT/WIFI ANT GSM/WCDMA/ LTE Main ANT GSM/WCDMA/ LTE Diversity ANT NFC ANT Page 2 of 7 Page 3 of 7 Page 4 of 7 Page 5 of 7 Page 6 of 7 Page 7 of 7

Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Antennaspecification AntennaSampleConfirmationFrom Nameof supplier ShenZhenAihuiTechnologyCo.，Ltd Customer name Juren Samplename N5-NFC Machinetype Cellphones Samplesize Inspection item Performance test Visual inspection Structure Inthe news Test results Notes QualityAudit ProjectAudit Business confirm ation Thefollowingistobecompletedbytheclient Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Customer feedback Customer signature/seal date: AntennaTestReport TestUnit:ShenzhenAihuiTechnologyCo.,Ltd. Materials FPC Antenna form PIFA Polarizationmode Linear Application scenario NFC Workingband 13.56MhzVSWR≤2 Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Power Max：2W Impedance50Ω dBi≥-3dBi TestEquipmentHPE5071C、ShieldingRoom、3Dautomaticturntable AntennaDescription:： 1.Groundingprocessingandpicturedescription:no 2.Needtochangethemotherboardtomatch:no  Testvoltage:3.6V,checktheantennacontactisgoodbeforetesting. TheRFcableoftheintegratedtesteriskeptinanaturalstateandcannotbe curled. Specification:testthespecifiedpowerlevel,allindicatorsmustconformtothe specifications. Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 1.ProjectImage 2.TestFixture 3.Antennamatchingcircuit 4.S11test 5.Antennapassiveefficiencyandgain 6.Darkroomtestequipmentanddata 7.Schematicdiagramofantennaassembly 8.Antennaenvironmenthandling 9.Antennamassproductionindex 10.Structuraldrawing Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 1.ProjectImage Thefinalverificationantennaperformanceprototypeinourcompanyforatleastoneyear, easytoanalyzeandsolvetheproblemofantennamassproduction,toensurethequality ofantennashipment 2.TestFixture Objective:totestthepassiveparametersofantennaasaccuratelyaspossible.Making Method:thehandsetismadeofa50ohmcoaxialcable,oneendofwhichisconnectedto thetestpointofthebackendofthematchingcircuitofthehandsetmotherboard(frontend oftheRFtesthole),andtheotherendisconnectedtotheSMAjoint.Thediagramisas follows: 3、Antennamatchingcircuit Modify Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. E01E02E03 NoNoNo Note:Thematchisunmodified. 4.S11test 4.04.0s11testmethoddescriptionoftestequipment:NetworkAnalyzer(E5071C)test method:a50ohmCABLEisusedtoexportfromtheinstrumenttestport.TheSMA connectorforconnectingthehandsetiscalibratedusingacalibrationpiece,recordthe echolossandstandingwaveratiocorrespondingtotherelevantfrequencypoints.The testschematicisasfollows: Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5.Darkroomtestequipmentanddata 5.1TestEquipment Testsystem:shieldeddarkroom Thetemperaturewas22°C±3°Candthe humiditywas50%±15% Testequipment:whentestingpassivedata,usetheNetworkanalyzerAGILENTE5071C totestactivedata,usetheomnibusCMW500 Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5.2Fieldeffect TestCardisNFCtestcard,testdistanceis4-5cm. Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5.3Standingwaveratioandreturnloss Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 6.Thepanelmatchesthechangeschematic / 7.Antennaenvironmenthandling / Theoriginalenvironment,wedonotdo processing Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 8.Antennamassproductionindex Whentheantennaismass-produced,the standingwaveratioistakenasthe mass-producedteststandard. Basedonthedifferencesoftheprojectitself,the followingcriteriaaregiven: Frequency Standardforvolumeproduction 13.56MHZ VSWR(MassProductionperformance)& LT;VSWR(recognitionperformance)0.5 10.Structuraldrawings Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd.

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AQRM2023005 Test Report No. ............... : TCT221207E060 Date of issue ................... : Dec. 22, 2022 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : FOXX Development Inc. Address ........................... : 6689 Peachtree Industrial Blvd, STE B, Peachtree Corners, Georgia 30092, United States Manufacturer's name ... : SHENZHEN JREN TECHNOLOGY CO., LTD. Address ........................... : B Area, 9/F, A4 Building, Tianrui Industrial Park, No. 35, Fuyuan 1st Road, Zhancheng, Fuhai, Baoan District, Shenzhen, China. Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Section 15.225 Product Name ................. : Smart Phone Trade Mark ...................... : FOXXD Model/Type reference..... : N5, A5, A5 PRO Rating(s).......................... : Refer to EUT description of page 3 Date of receipt of test item ......................................... : Dec. 07, 2022 Date (s) of performance of test ................................... : Feb. 23, 2022 - Dec. 22, 2022 Tested by (+signature) ... : Rleo LIU Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT221207E060 Page 2 of 28 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. Test Result Summary .............................................................................. 4 3. General Information ................................................................................. 5 3.1. Test Environment and Mode ................................................................................. 5 3.2. Description of Support Units ................................................................................ 5 4. Facilities and Accreditations .................................................................. 6 4.1. Facilities ................................................................................................................. 6 4.2. Location ................................................................................................................. 6 4.3. Measurement Uncertainty ..................................................................................... 6 5. Test Results and Measurement Data ..................................................... 7 5.1. Antenna Requirement ........................................................................................... 7 5.2. Conducted Emission ............................................................................................. 8 5.3. Radiated Emission Measurement ...................................................................... 12 5.4. Occupied Bandwidth ........................................................................................... 22 5.5. Frequency stability .............................................................................................. 24 Appendix A: Photographs of Test Setup Appendix B: Photographs of EUT Report No.: TCT221207E060 Page 3 of 28 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Smart Phone Model/Type reference........... : N5 Sample Number....................: TCT221207E047-0101 Operation Frequency ........... : 13.56MHz Antenna Type ........................ : Internal Antenna Rating(s)................................ : Adapter Information: MODEL: B0S050100-03A INPUT: AC 100-240V, 50/60Hz, 0.3A OUTPUT: DC 5V, 1000mA Rechargeable Li-ion Battery DC 3.8V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 N5 Other models A5, A5 PRO Note: N5 is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of N5 can represent the remaining models. Report No.: TCT221207E060 Page 4 of 28 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. Test Result Summary Requirement CFR 47 Section Result Antenna requirement §15.203 PASS AC Power Line Conducted Emission §15.207 PASS Spurious emissions §15.225/ §15.209 PASS Occupied Bandwidth §15.215 (c) PASS Frequency stability §15.225 PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Report No.: TCT221207E060 Page 5 of 28 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. General Information 3.1. Test Environment and Mode Operating Environment: Condition Conducted Emission Radiated Emission Temperature: 25.3 C 25.5 C Humidity: 56 % RH 53 % RH Test Mode: Engineer mode: Keep the EUT in continuous transmitting by select channel and modul…

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Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Antennaspecification AntennaSampleConfirmationFrom Nameof supplier ShenZhenAihuiTechnologyCo.，Ltd Customer name Juren Samplename N5 model Cellphones Samplesize Inspection item Performance test Visual inspection Structure Inthe news Test results Notes QualityAudit ProjectAudit Business confirm ation Thefollowingistobecompletedbytheclient Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Customer feedback Customer signature/seal date: AntennaTestReport TestUnit:ShenzhenAihuiTechnologyCo.,Ltd. Materials FPC Antenna form PIFA Polarizationmode Linear Application scenario W/G/B Workingband 2400Mhz-2500Mhz 5100Mhz-5850Mhz 1575Mhz VSWR≤2 Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. Power Max：2W Impedance50Ω dBi≥1dBi TestEquipmentHPE5071C、ShieldingRoom、3Dautomaticturntable AntennaDescription:： 1.Groundingprocessingandpicturedescription:no 2.Needtochangethemotherboardtomatch:no  Testvoltage:3.6V,checktheantennacontactisgoodbeforetesting. TheRFcableoftheintegratedtesteriskeptinanaturalstateandcannotbe curled. Specification:testthespecifiedpowerlevel,allindicatorsmustconformtothe specifications. Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 1.ProjectImage 2.TestFixture 3.Antennamatchingcircuit 4.S11test 5.Antennapassiveefficiencyandgain 6.Darkroomtestequipmentanddata 7.Schematicdiagramofantennaassembly 8.Antennaenvironmenthandling 9.Antennamassproductionindex 10.Structuraldrawing Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 1.ProjectImage Thefinalverificationantennaperformanceprototypeinourcompanyforatleastoneyear, easytoanalyzeandsolvetheproblemofantennamassproduction,toensurethequality ofantennashipment 2.TestFixture Objective:totestthepassiveparametersofantennaasaccuratelyaspossible.Making Method:thehandsetismadeofa50ohmcoaxialcable,oneendofwhichisconnectedto thetestpointofthebackendofthematchingcircuitofthehandsetmotherboard(frontend oftheRFtesthole),andtheotherendisconnectedtotheSMAjoint.Thediagramisas follows: 3、Antennamatchingcircuit Modify Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. E01E02E03 NoNoNo Note:Thematchisunmodified. 4.S11test 4.04.0s11testmethoddescriptionoftestequipment:NetworkAnalyzer(E5071C)test method:a50ohmCABLEisusedtoexportfromtheinstrumenttestport.TheSMA connectorforconnectingthehandsetiscalibratedusingacalibrationpiece,recordthe echolossandstandingwaveratiocorrespondingtotherelevantfrequencypoints.The testschematicisasfollows: Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5.Darkroomtestequipmentanddata 6.TestEquipment Testsystem:shieldeddarkroom Thetemperaturewas22°C±3°Candthe humiditywas50%±15% Testequipment:whentestingpassivedata,usetheNetworkanalyzerAGILENTE5071C totestactivedata,usetheomnibusCMW500 Address:402TEL:0755-23203435fax:0755-23203435,Block C, Juxin Scienceand TechnologyIndustrialPark, Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo., Ltd. 7.Activeantennatestdata 测试数据： BT2400-2500Mhz Freq(MHz)Efficiency(%)Gain(dBi) 2400 35.40.20 2410 33.60.16 2420 36.70.15 2430 38.60.14 2440 39.30.11 2.4GBG channel16121612 TRP 10.610.811.110.29.99.5 TIS -78.3-67.5 2.4GN channel16 12 LMH TRP 9.910.210.1 TIS -65.3 5GAN channel 36 64165 36 64165 TRP 9.3 9.39.18.88.98.4 TIS -66.1-64.3 Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 2450 35.60.17 2460 34.50.08 2470 33.10.10 2 480 32.30.09 2490 34.50.11 2500 36.10.14 测试数据： WiFi5100-5850Mhz Freq(MHz)Efficiency(%)Gain(dBi) 510038.9-0.14 520039.4-0.20 530041.2-0.17 540042.5-0.28 550041.3-0.35 560038.9-0.51 570039.6-0.60 580037.5-0.25 585036.3-0.30 2.4G Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5.8G 6.Thepanelmatchesthechangeschematic / 7.Antennaenvironmenthandling Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. / Theoriginalenvironment,wedonotdo processing 8.Antennamassproductionindex Whentheantennaismass-produced,the standingwaveratioistakenasthe mass-producedteststandard. Basedonthedifferencesoftheprojectitself,the followingcriteriaaregiven: Frequency Standardforvolumeproduction 2400MHZ-2500MHZ VSWR(MassProductionperformance)& LT;VSWR(recognitionperformance)0.5 Address:402TEL:0755-23203435fax:0755-23203435,BlockC,JuxinScienceand TechnologyIndustrialPark,Nanchangcommunity,xixiang,BaoanDistrict,Shenzhen ShenzhenAihuiTechnologyCo.,Ltd. 5100MHZ-5800MHZ 1575MHZ VSWR(MassProductionperformance)& LT;VSWR(recognitionperformance)0.5 10.Structuraldrawings

Page 1 of 4 Appendix B: Photographs of Test Setup Product: Smart Phone Model: N5 Radiated Emission Page 2 of 4 Conducted Emission Page 3 of 4 NFC Radiated Emission Page 4 of 4 Conducted Emission