2AOIA-A3Robot Vacuum Cleaner

changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to o perate the equipment. This device complies with Part 15 of the FCC Rules. Operation i s subject to the following two conditions: (1) this device may not cause harmful interference, and(2) this device must accept any interference received, includin g interference that may cause undesired operation. Note: This equipment has been tested and found to comply with t he limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protecti on against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interferenc e will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, wh ich can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:– Reorient or relocate the receiving antenna.– Increase the separation between the equipment and receiver.– Connect the equipment into an outlet on a circuit different f rom that to which the receiver is connected.– Consult the dealer or an experienced radio/TV technician for help.

ZhuhaiKaihaoElectronicsCo.,Ltd ModelConfirmationLetter We,(ZhuhaiKaihaoElectronicsCo.,Ltd)certifytheproduct: ModelNo.:A3,A3-SWT,A3-SBL,A3-SGY,A3-SSV,A3-SMR,A3-SMS,A3-WGD, A3-WWT,A3-WBL,A3-WGY,A3-WSL,A3-WMR,A3-WMS,A3-CBL,A3-CWT,A3-CGY, A3-CSL,A3-CTB,A3-CTW,A3-CTG,A3-CTS,S2-SWT,S2-SBL,S2-SGY,S2-SSV, S2-SGE,S2-SPN，S2-WWT,S2-WBL,S2-WGY,S2-WSV,S2-WGE,S2-WPN,S3-WWT, S3-WBL,S3-WGY,S3-WSV,S3-WGE,S3-WPN，S3-SWT,S3-SBL,S3-SGY,S3-SSV, S3-SGE,S3-SPN Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringareidentical, Onlytheappearancecolor,modelnameisdifferent. Signiture: GranteeContact:AIiceWang CompanyName:ZhuhaiKaihaoElectronicsCo.,Ltd Date:2021-4-22

Date:04/17/2018VCB_F-01:OperatingProceduresForm–FCCAuthorizationv02Page1of1 ZhuhaiKaihaoElectronicsCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Date:2021/4/16 SUBJECT:FCCApplicationfor(FCCID:2AOIA-A3) ToWhomItMayConcern: We,theundersigned,herebyauthorizeAlisaFengin ShenzhenHuaxiaTesting TechnologyCo.,Ltdat1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad, DalangStreet,LonghuaDistrict,Shenzhen,Chinaonourbehalf,toapplytotheFederal CommunicationsCommissiononourequipment.Anyandallactscarriedoutby ShenzhenHuaxiaTestingTechnologyCo.,Ltd onourbehalfshallhavethesame effectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We, theapplicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection 5301oftheAnti-DrugActof1988,21USC853a,andnopartytotheapplicationis subjecttoadenialoffederalbenefitspursuanttothatsection. Sincerely, (MustbesignedbythepersonthatislistedontheFCCWebsite) Signature: Contactname:AIiceWang Companyname:ZhuhaiKaihaoElectronicsCo.,Ltd Address:2ndFloor,BuildingC,No.3PinggongyiRoad,Zhuhai,Guangdong

Date:04/17/2018VCB_F-01:OperatingProceduresForm–FCCConfidentialityv02Page1of1 ZhuhaiKaihaoElectronicsCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2AOIA-A3 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequest confidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName 1.BlockDiagram, 2.Schematics, 3.OperationalDescription 1.2AOIA-A3-Blockdiagram 2.2AOIA-A3-SCH 3.2AOIA-A3-Operationaldescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarily releasedtothepublic.Thepublicdisclosureofthesematerialsmaybeharmfultothe applicantandprovideunjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateofthe Grantforthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,wealso requesttemporaryconfidentialtreatmentofinformationaccompanyingthisapplication asoutlinedbelowforaninitialperiodof180(ie-“45”,“90”or“180”)days: ExhibitTypeFileName N/AN/A Setupphotos2AOIA-A3-InternalPhotos.pdf InternalPhotos2AOIA-A3-InternalPhotos.pdf Externalphotos2AOIA-A3-InternalPhotos.pdf Usersmanual2AOIA-A3-Usersmanual.pdf Signature: Contactname:AIiceWang Companyname:ZhuhaiKaihaoElectronicsCo.,Ltd Address:2ndFloor,BuildingC,No.3PinggongyiRoad,Zhuhai,Guangdong

FCCID:2AOIA-A3 FCCID:2AOIA-A3 FCCID:2AOIA-A3

ProductName:RobotVacuumCleaner ModelNo.:A3 FCCID:2AOIA-A3

FCCID:2AOIA-A3 FCCID:2AOIA-A3 FCCID:2AOIA-A3 FCCID:2AOIA-A3 MX24W1-2201000V-N700-014 MX24W1-2201000V-186504S1P FCCID:2AOIA-A3 MX24W1-2201000V-INR18650(4S1P-26)

Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building,Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com Report Template Version: V04 Repor tTemplate Revision Date: 2018-07-06 RF Exposure Evaluation Report The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No.: CQASZ20210300215E-02 Applicant: Zhuhai Kaihao Electronics Co., Ltd Address of Applicant:2nd Floor, Building C, No.3 Pinggongyi Road, Zhuhai, Guangdong, China. Equipment Under Test (EUT): EUT Name:Robot Vacuum Cleaner Model No.:A3, A3-SWT, A3-SBL, A3-SGY, A3-SSV, A3-SMR, A3-SMS, A3-WGD, A3-WWT, A3-WBL, A3-WGY, A3-WSL, A3-WMR, A3-WMS, A3-CBL, A3-CWT, A3-CGY, A3-CSL, A3-CTB, A3-CTW,A3-CTG, A3-CTS, S2-SWT, S2-SBL, S2-SGY, S2-SSV, S2-SGE, S2-SPN，S2-WWT, S2-WBL, S2-WGY, S2-WSV, S2-WGE, S2-WPN, S3-WWT, S3-WBL, S3-WGY, S3-WSV, S3-WGE, S3-WPN，S3-SWT, S3-SBL, S3-SGY, S3-SSV, S3-SGE, S3-SPN Test Model No.: A3 Brand Name:IMASS FCC ID:2AOIA-A3 Standards:47 CFR Part 1.1307 47 CFR Part 1.1310 KDB447498D01 General RF Exposure Guidance v06 Date of Test:2021-3-6 to 2021-3-16 Date of Issue:2021-3-16 Test Result:PASS* *In the configuration tested, the EUT complied with the standards specified above Tested By： (Jun Li) Reviewed By: (Ares Liu) Approved By: (Sheek Luo) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-02 Page: 2 of 8 1Version Revision History Of Report ReportNo.Version Description Issue Date CQASZ20210300215E-02Rev.01 Initial report 2021-3-16 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-02 Page: 3 of 8 2 Contents Page 1 VERSION.............................................................................................................................................................................2 2CONTENTS.........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3 GENERAL INFORMATION..............................................................................................................................................4 3.1 C LIENTINFORMATION....................................................................................................................................................4 3.2 G ENERALDESCRIPTION OFEUT....................................................................................................................................4 4 MPE EVALUATION...........................................................................................................................................................6 4.1 RF E XPOSURECOMPLIANCEREQUIREMENT..................................................................................................................6 4.1.1 Limitst...................................................................................................................................................................6 4.1.2 Test Procedure...................................................................................................................................................6 4.1.3 EUT RF Exposure..............................................................................................................................................7 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-02 Page: 4 of 8 3 General Information 3.1 Client Information Applicant:Zhuhai Kaihao Electronics Co., Ltd Address of Applicant: 2nd Floor, Building C, No.3 Pinggongyi Road, Zhuhai, Guangdong, China. Manufacturer:Zhuhai Kaihao Electronics Co., Ltd Address of Manufacturer: 2nd Floor, Building C, No.3 Pinggongyi Road, Zhuhai, Guangdong, China. Factory: Zhuhai Kaihao Electronics Co., Ltd Address of Factory: 2nd Floor, Building C, No.3 Pinggongyi Road, Zhuhai, Guangdong, China. 3.2 General Description of EUT Product Name: Robot Vacuum Cleaner Model No.: A3, A3-SWT, A3-SBL, A3-SGY, A3-SSV, A3-SMR, A3-SMS, A3-WGD, A3-WWT, A3-WBL, A3-WGY, A3-WSL, A3-WMR, A3-WMS, A3-CBL, A3-CWT, A3-CGY, A3-CSL, A3-CTB, A3-CTW, A3-CTG, A3-CTS, S2-SWT, S2-SBL, S2-SGY, S2-SSV, S2-SGE, S2-SPN ， S2-WWT, S2-WBL, S2-WGY, S2-WSV, S2-WGE, S2-WPN ， S3-WWT, S3-WBL, S3-WGY, S3-WSV, S3-WGE, S3-WPN ， S3-SWT, S3-SBL, S3-SGY, S3-SSV, S3-SGE, S3-SPN Test Model No.: A3 Trade Mark: IMASS Hardware version： A3.0 Software version： A3.1 Operation Frequency: IEEE 802.11b/g/n(HT20): 2412MHz to 2462MHz IEEE 802.11n(HT40): 2422 MHz to 2452MHz Channel Numbers: IEEE 802.11b/g, IEEE 802.11n HT20: 11 Channels IEEE 802.11n(HT40): 7 Channels Channel Separation: 5MHz Type of Modulation: IEEE for 802.11b: DSSS(CCK,DQPSK,DBPSK) IEEE for 802.11 g/n(HT20)/n(HT40) : OFDM Product Type:MobilePortableFix Location Test Software of EUT: AmebaD_mptool_2V1 Antenna TypePCBAntenna Antenna Gain 2.5dBi Power Supply: AC100-240V 50/60HZ Battery voltage 14.4V 2500mAh Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-02 Page: 5 of 8 Model No.: A3, A3-SWT, A3-SBL, A3-SGY, A3-SSV, A3-SMR, A3-SMS, A3-WGD, A3-WWT, A3-WBL, A3- WGY, A3-WSL, A3-WMR, A3-WMS, A3-CBL, A3-CWT, A3-CGY, A3-CSL, A3-CTB, A3-CTW, A3-CTG, A3- CTS, S2-SWT, S2-SBL, S2-SGY, S2-SSV, S2-SGE, S2-SPN，S2-WWT, S2-WBL, S2-WGY, S2-WSV, S2- WGE, S2-WPN， S3-WWT, S3-WBL, S3-WGY, S3-WSV, S3-WGE, S3-WPN，S3-SWT, S3-SBL, S3-SGY, S3-SSV, S3-SGE, S3-SPN Only the model A3, was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance and …

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Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building,Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com Report Template Version: V03 Report Template Revision Date: Mar.1st, 2017 Test Report * In the configuration tested, the EUT complied with the standards specified above. The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No. : CQASZ20210300215E-01 Applicant: Zhuhai Kaihao Electronics Co., Ltd Address of Applicant:2nd Floor, Building C, No.3 Pinggongyi Road, Zhuhai, Guangdong, China. Equipment Under Test (EUT): Product:Robot Vacuum Cleaner Model No.:A3, A3-SWT, A3-SBL, A3-SGY, A3-SSV, A3-SMR, A3-SMS, A3-WGD, A3-WWT, A3-WBL, A3-WGY, A3-WSL, A3-WMR, A3-WMS, A3-CBL, A3-CWT, A3-CGY, A3-CSL, A3-CTB, A3-CTW, A3-CTG, A3-CTS, S2-SWT, S2-SBL, S2-SGY, S2-SSV, S2-SGE, S2-SPN，S2-WWT, S2-WBL, S2-WGY, S2-WSV, S2-WGE, S2-WPN, S3-WWT, S3-WBL, S3-WGY, S3-WSV, S3-WGE, S3-WPN，S3-SWT, S3-SBL, S3-SGY, S3-SSV, S3-SGE, S3-SPN Test Model No.: A3 Brand Name:IMASS FCC ID:2AOIA-A3 Standards:47 CFR FCC Part 15 Subpart C 15.247 Date of Test:2021-3-6 to 2021-3-16 Date of Issue:2021-3-16 Test Result :PASS* Tested By： (Jun Li ) Reviewed By: (Ares Liu ) Approved By: (SheekLuo) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-01 Page:2 of 95 1Version Revision History Of Report Report No.Version Description Issue Date CQASZ20210300215E-01Rev.01 Initial report 2021-3-16 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-01 Page:3 of 95 2TestSummary Test ItemTest RequirementTest methodResult Antenna Requirement 47 CFR Part 15, Subpart C Section 15.203/15.247 (c) ANSI C63.10 2013PASS AC Power Line Conducted Emission 47 CFR Part 15, Subpart C Section 15.207 ANSI C63.10 2013PASS Conducted Peak & Average Output Power 47 CFR Part 15, Subpart C Section 15.247 (b)(3) ANSI C63.10 2013PASS 6dB Occupied Bandwidth 47 CFR Part 15, Subpart C Section 15.247 (a)(2) ANSI C63.10 2013PASS Power Spectral Density 47 CFR Part 15, Subpart C Section 15.247 (e) ANSI C63.10 2013PASS Band-edge for RF Conducted Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013PASS RF Conducted Spurious Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013PASS Radiated Spurious Emissions 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013PASS Restricted bands around fundamental frequency (Radiated Emission) 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013PASS Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20210300215E-01 Page:4 of 95 3 Contents Page 1 VERSION.......................................................................................................................................................................2 2 TEST SUMMARY.........................................................................................................................................................3 3CONTENTS...................................................................................................................................................................4 4 GENERAL INFORMATION........................................................................................................................................5 4.1 C LIENTINFORMATION.............................................................................................................................................5 4.2 G ENERALDESCRIPTION OFEUT...........................................................................................................................5 4.3 D ESCRIPTION OFSUPPORTUNITS........................................................................................................................ 8 4.4 T ESTLOCATION...................................................................................................................................................... 8 4.5 T ESTFACILITY........................................................................................................................................................ 8 4.6 S TATEMENT OF THE MEASUREMENT UNCERTAINTY..............................................................................................9 4.7 D EVIATION FROMSTANDARDS...............................................................................................................................9 4.8 A BNORMALITIES FROMSTANDARDCONDITIONS...................................................................................................9 4.9 O THERINFORMATIONREQUESTED BY THECUSTOMER.......................................................................................9 4.10 E QUIPMENTLIST.................................................................................................................................................10 5 TEST RESULTS AND MEASUREMENT DATA.................................................................................................. 11 5.1 A NTENNAREQUIREMENT......................................................................................................................................11 5.2 C ONDUCTEDEMISSIONS...................................................................................................................................... 12 5.3 C ONDUCTEDPEAK&AVERAGEOUTPUTPOWER..............................................................................................22 5.4 6 DBOCCUPYBANDWIDTH...................................................................................................................................24 5.5 P OWERSPECTRALDENSITY................................................................................................................................38 5.6 B AND-…

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FCCID:2AOIA-A3 1Photographs-EUTTestSetup 1.1RadiatedSpuriousEmission 9KHz~30MHz: 30MHz~1GHz: FCCID:2AOIA-A3 Above1GHz: 1.2ConductedEmission