2AZPR-KR80SMART wear

Usermanual Welcometouseourhigh-performancewrist-bandsmartwatchwhichcreatesthoughtfuland healthexperienceforyou. Pleasemakeafullchargebeforeuseit. APP:DaFit 1.Download&Pairing 1.1Longpresssidebutton“OPEN"toturnon. 1.2ScanbelowQRcodetoinstallDaFitAPP,ordownload"DaFit”fromAppStore,Google Playertheninstallit. CompatibleSystem:Android4.4andabove,iOS8.0andabove 1.3OpenthemobileAPP,selectthedevicetobeboundintheAPPdevicelist Step1:TurnonmobilephoneBluetooth Step2:Open"DaFit”APP,tap"Addadevice"toconnect. Step3:Turnonphonemenuonthewatch. Step4:ViewthelastfourdigitsoftheMACaddress"About"inthewatchmenu,such as"0000",andthenclick"Connectwatch"intheapplicationprogram"Dafit"tosearch forMACaddressesthatarethesameasthelastfourdigitsof"0000".Aftertheconnection iscompleted,a"Bluetoothpairingrequest"willpopup,click"pairing",andfollowthe followingsteps. 2.SmartbraceletFunctions 2.1TimeInterface 2.1.1Poweron:longpresssidebuttonfor3seconds. 2.1.2Poweroff:Onthetimeinterface,presssidebuttonfor3seconds,thenclick"√" icontoturnoff 2.1.3Switchdials:Basedonthemaindial,pressandholdthescreen,5interfaceoptions, thesecondeditabledial,customdialscanmanuallyreplaceuser-definedpicturesorphotos ontheAPP. 2.2Functionsmenu 2.2.1Activityrecords(Steprecords) 2.2.2Sleepmonitor Sleepmonitorperiod:20:00PMto10:00AM.Plsmakesureworethebraceletdevice 2.2.3HeartRatemonitor(Ifneed24-hourmonitorplsturnOn"Full-dayHeartrate"on DaFitappunder“Other"menu 2.2.4Exercise(Multiplesportmodes:Walking，Running,Cycling,Skipping,Badminton， Basketball，Football,allexercisedatawillbesynctomobilephoneDaFitApp) Selectthesportmodeyouwant,starttotestandshowallexercisedata:mileage,calorie, heart-rateasbelowpicture;Slidescreenonleftcanexitorpausethesporttesting. 2.2.5Bluetoothcall，youcandirectlydialanumberandansweracall，Canviewcall logs. 2.2.6BloodPressureDetection(clickscreentomonitor) NOTICE:Thismeasurementdataisforreferenceonly,pleasedonotuseitinmedicaluse. 2.2.7BloodOxygenDetection(clickscreentomonitor) NOTICE:Thismeasurementdataisforreferenceonly,pleasedonotuseitinmedicaluse. 2.2.8Weather(Swipethescreentothelefttoviewthisweek'sweatherinformation) 2.2.9Shutter Android:TurnonDaFitapp,fromsmartbraceletenter“shutter"shakethebraceletorclick totakephoto. IOS:Entersmartbracelet“shutter"',makesureturnonmobile'scamera,shakethebracelet orclickicon. 2.2.10Player(EnterBTmusic,clickmiddleicontopauseorcontinue,taplefticonto playlastsong,taprighticontoplaynextsong) 2.2.11Notificationspush(TurnonDaFitapp"Notifications"socialapplikeFacebook,Twitter, Skypeetc., PayattentiononAndroidmobilephonesetup:DaFitapp/Notification/Accessibilitytoturn on“DaFit" 3.Popupmenu(slidingdownthescreenfromthemaindial) Remainingbattery APPconnectionstatus DoNotDisturbMode Brightnessadjust Turnontheflashlight Enablepowersavingmode AddWeChatQRcode Settings 4.FunctionsonDaFitApp 4.1Datasync AllmeasureddatafromsmartbraceletwillbesynconmobilephoneDaFitappeg:step, sleepmonitor,heartrate,bloodpressure,bloodoxygenandotherdataasbelowPic. 4.2Smartbraceletconnectioninterface 4.2.1WatchFaces(5interfaceoptions,anduserscanmanuallyreplaceuser-defined picturesorphotos) 4.2.2Notifications(TurnonsocialappsmessagepushlikeWeChat,Facebook,Whatsapp， Twitteretc.) 4.2.3Alarms(8alarmscanbeadded) 4.2.4Relaxationandsleepaidmonitoring 4.2.5Calculatorfunction 4.2.6Builtin4minigames 4.27Pleaseswingthecompassfunctionaccordingtotheguidancedirectiontocomplete calibration 4.2.8Altitudepressurefunction 4.2.9Slidelefttothe"+"signandclicktoaddmoreshortcutinterfaces,asshown inthefollowingfigure: 4.3.1Others(Findmysmartbracelet,Timeformats,Settingtimeofnodisturbing, Sedentaryreminder,Full-dayhear-ratemonitor，QuickViewscreen，Weather,Drink Waterreminder,Physiologicalcyclereminder) A.Poweron“Findmybracelet”mode,thebraceletwillvibratewhenthebluetooth isconnectedsuccessfullybetweenmobilephoneandsmartbracelet. B.Timeformat(2optionsof12&24hourssystem) C.Settingmodeofnodisturbing D.Sedentaryreminder(Validperiod10:00AM-22:00PM) E.Fulldayheart—ratemonitor(Turnonitcandetectyourwholedayheart-rate) F.Quickviewscreen:wakeupscreen(turnonitandchoosevalidtimeperiod) G.DrinkWaterReminder H.Weather(Turnontheweather,choosethecityyouwantorautomaticlocation, thebandwillshowthelocatedcity'sweather) l.Physiologicalcyclereminder (Notes:Pleasekindlynoteabovefunctionsareworkingbasedonactivatedandsaved therelatedsetup) FrequentlyAskedQuestions(FAQs) 1.WhydoesthesmartbraceletautomaticallydisconnectBluetoothwhentheAndroid screengoesout? 1>LockbackgroundAPP.WhentheDaFitprocessiscleared,thesmartbraceletwill bedisconnectedfromthemobilephone. 2>SetAPPself-startup 3>Unrestrictedbackgroundoperation.TheAndroidmobilephoneinstalledwithAPP intelligentlyrestrictsthebackgroundoperationbydefault,andAppshouldbesetmanually withoutanyrestriction. 2.Whycannotthesmartbraceletreceivemessagepush? 1>Pleaseconfirmthatyouhaveturnedontheswitchformessagepushatthemobile phoneclient. 2>Please'confirmthatmessagescanbedisplayednormallyinthemobilephone notificationbar.Themessagepushonthesmartbraceletiscompletedbyreadingthemessage fromthemobilephonenotificationbar.Thesmartbraceletwillnotreceivethemessage pushifthereisnomessageinthemobilephonenotificationbar.(Youneedtofindnotification settingsinthemobilephonesettings,andturnonthenotificationswitchofWeChat,QQ, call,SMSandmobilephoneclient). 3>Turnonthemobilephone---Settings.Enter"Notificationuseright"onthetop searchbox,re-openDaFit. 3.Whycan'ttakeahotbathwiththesmartbracelet? Answer:thebathwaterhasarelativelyhightemperature,andgeneratesalotofvapor whichisinthegasphasewithsmallmolecularradiusandcaneasilyinfiltrateintothe smartbraceletfromtheshellgap.Whenthetemperaturedropsdown,thevaporwill condensateintoliquid-phasedropletswhichwilleasilycausetheshortcircuitinsidethe smartbraceletanddamagethecircuitboardandthendamagethesmartbracelet. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, …

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Blackey Qiu Blackey Qiu

C5266091_X24_Ed.2 1/1 SHENZHEN QIYI TECHNOLOGY CO .,LTD “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: SHENZHEN QIYI TECHNOLOGY CO .,LTD Grantee code: 2AZPR FCC ID: 2AZPR-KR80 Contact Name: KiWi Qiu Address: 215, Block B, Bailu Plaza, No. 48, Republic Industry Road, Xixiang, Shenzhen City, Guangdong Province, China Telephone No: 13029829599 Fax No: Email: [email protected] i. [SHENZHEN QIYI TECHNOLOGY CO .,LTD] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [SHENZHEN QIYI TECHNOLOGY CO .,LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [SHENZHEN QIYI TECHNOLOGY CO .,LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered”equipment . Date: 2023/07/18 Applicant’s Name: Blackey Qiu Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Modeldifferencedeclarationletter DifferencesDescription FCCID：2AZPR-KR80 WeSHENZHENQIYITECHNOLOGYCO.,LTDstate: Product： SMARTwear ModelName ： KR80,KR82,KR86,KR88,KC80,KC81,KC82,KC83, KC85,KC86,KC87,KC88,KC89 We(SHENZHENQIYITECHNOLOGYCO.,LTD)herebystatethatallthemodelsare electricalidenticalincludingthesamesoftwareparameterandhardwaredesign(i.e.,circuit design,PCBLayout,RFmodule/circuit,antennatype(s)andantennalocation,components onPCB,etc.,),samemechanicalstructureanddesign(includingproductenclosure, materials,etc.,),theonlydifferenceisthemodelnameandappearancecolor. Signatory Date:07-17.2023 Name:BlackeyQiuDate:July17.2023 Title:Manager Signatureofapplicant:

C5266091_X8_Ed.1 1/1 Letter of Authorization SHENZHEN QIYI TECHNOLOGY CO .,LTD Company: SHENZHEN QIYI TECHNOLOGY CO .,LTD Address: 215, Block B, Bailu Plaza, No. 48, Republic Industry Road, Xixiang, Shenzhen City, Guangdong Province, China Product Name: Wireless Bluetooth Keyboard Model Number: KR80, KR82,KR86 ,KR88,KC80,KC81,KC82,KC83,KC85, KC86,KC87,KC88,KC89 FCC Identifier: 2AZPR-KR80 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Blackey Qiu Date: 2023.07.18 Title: Manager Signature of applicant:

C5266091_X10_Ed.2 1/1 SHENZHEN QIYI TECHNOLOGY CO .,LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2023-07.18 Subject: Request for Confidentiality FCC ID: 2AZPR-KR80 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Blackey Qiu Title: Manager 2023.07.18

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LabelandLabelLocation FCCID:2AZPR-KR80

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FCCRFExposure EUTDescription:SMARTwear ModelNo.:KR80 FCCID:2AZPR-KR80 Equipmenttype:PortableDevice 1.TestProcedure AccordingtoKDB447498D01GeneralRFExposureGuidancev06 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattest separationdistances ≤ 50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/ (min.testseparationdistance,mm)] · [ √ f(GHz)] ≤ 3.0for1-gSARand ≤ 7.5for10-g extremitySAR, where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbefore calculationTheresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparation distanceis≤50mmandfortransmissionfrequenciesbetween100MHzand6GHz. Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmisappliedto determineSARtestexclusion. 2.TestResultofRFExposureEvaluation [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)]=0.843/5*√2.402=0.2613≤3.0ThresholdatwhichnoSARrequiredis and≤3.0for1-gSAR,Separationdistanceis5mm. Conclusion:SARtestisnotrequired. Mode Channel Freq.(MHz) Maximum Conducted Output Power(PK) AntennaGain (dBi) Antenna gainnumeric Tune-up power (dBm) Maxtune- uppower (W) GFSK 2402-1.742.121.63-1.74±10.000843 2440-1.862.121.63-1.86±10.000820 2480-2.152.121.63-2.15±10.000767

FCCTestReport ReportNo:FCS202307068W01 Issuedfor Applicant: SHENZHENQIYITECHNOLOGYCO.,LTD Address: 215,BlockB,BailuPlaza,No.48,RepublicIndustry Road,Xixiang,ShenzhenCity,GuangdongProvince, China ProductName:SMARTwear BrandName:N/A ModelName:KR80 SeriesModel: KR82,KR86,KR88,KC80,KC81,KC82,KC83,KC85, KC86,KC87,KC88,KC89 FCCID:2AZPR-KR80 IssuedBy:FluxComplianceServiceLaboratory Add:Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-Tech Industrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com Page 2 of40ReportNo.:FCS202307068W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TESTRESULTCERTIFICATION Applicant’sName......................: SHENZHENQIYITECHNOLOGYCO.,LTD Address......................................: 215,BlockB,BailuPlaza,No.48,RepublicIndustryRoad, Xixiang,ShenzhenCity,GuangdongProvince,China Manufacture'sName................: SHENZHENQIYITECHNOLOGYCO.,LTD Address......................................: 215,BlockB,BailuPlaza,No.48,RepublicIndustryRoad, Xixiang,ShenzhenCity,GuangdongProvince,China ProductDescription ProductName ........................... : SMARTwear BrandName ............................... : N/A ModelName .............................. : KR80 SeriesModel..............................: KR82,KR86,KR88,KC80,KC81,KC82,KC83,KC85, KC86,KC87,KC88,KC89 TestStandards .......................... :FCCRulesandRegulationsPart15SubpartC,Section247 TestProcedure..........................:ANSIC63.10:2013 ThisdevicedescribedabovehasbeentestedbyFluxComplianceServiceLaboratory,thetestresults showthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditis applicableonlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofFluxCompliance ServiceLaboratory,thisdocumentmaybealteredorrevisedbyFluxComplianceServiceLaboratory, personalonly,andshallbenotedintherevisionofthedocument.. DateofTest..................................: Date(s)ofperformanceoftests.:July7,2023~July13,2023 DateofIssue.................................:July13,2023 TestResult .................................... :Pass Testedby: (ScottShen) Reviewedby : (DukeQian) Approvedby: (JackWang) Page 3 of40ReportNo.:FCS202307068W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TableofContentsPage 1.SUMMARYOFTESTRESULTS..............................................................................................6 1.1TESTFACTORY................................................................................................................7 1.2MEASUREMENTUNCERTAINTY....................................................................................7 2.GENERALINFORMATION......................................................................................................8 2.1GENERALDESCRIPTIONOFTHEEUT.........................................................................8 2.2BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED.............10 2.3DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS................11 2.4EQUIPMENTSLIST.........................................................................................................12 3.CONDUCTEDEMISSIONMEASUREMENT.........................................................................13 4.6DBBANDWIDTH..................................................................................................................17 4.1Limit..................................................................................................................................17 4.2TestProcedure.................................................................................................................17 4.3Testsetup.........................................................................................................................17 4.4Testresults.......................................................................................................................17 4.5OriginalTestData............................................................................................................18 5.CONDUCTEDOUTPUTPOWER...........................................................................................21 5.1LIMIT................................................................................................................................21 5.2TESTPROCEDURE........................................................................................................21 5.3TESTSETUP...................................................................................................................21 5.5TESTRESULTS..............................................................................................................21 6.BANDEDGEANDSPURIOUS(CONDUCTED)....................................................................22 6.1LIMIT................................................................................................................................22 6.2TESTPROCEDURE........................................................................................................22 6.3TESTSETUP...................................................................................................................22 6.4TESTRESULTS..............................................................................................................23 6.5Originaltestdata..............................................................................................................23 7.POWERSPECTRALDENSITY..............................................................................................26 7.1LIMIT................................................................................................................................26 7.2TESTPROCEDURE...…

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Antennatest report Customer BYM test frequency BT (2.4G) An tenna material PVB Productnam e BAND Ma terial Science Metal Testers l iuq ingyun Co nsultingphone date 20 22 .6.21 Antenna Gain 2.12dBi(Max) Frequency Range 2400-2500MHz Manufacture:SHENZHEN QIYI TECHNOLOGY CO .,LTD Address: 215, Block B, Bailu Plaza, No. 48, Republic Industry Road, Xixiang, Shenzhen City, Guangdong Province, China AntennaappearanceAntennacircuitmatchingdescription matchingparameter E1(0402) 10nH E2(0402) 1pF E3(0402) 3.9nH E4(0402) NC Passiveantennatest frequency frequency 2400 Page 5 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 Vertical Horizontal Y - Z Plane Average Gain= 0.891 dBi Peak Gain = 2.12dBi Average Gain = 0.64 dBi Peak Gain= -6.07dBi Average Gain=-11.62dBi X - Z Plane Average Gain= -1.846 dBi Peak Gain= -7.78 dBi Average Gain= -11.97dBi Peak Gain= 0.96 dBi Average Gain= -2.29 dBi X - Y Plane Average Gain= -2.556 dBi Peak Gain= -9.41 dBi Average Gain= -15.54dBi Peak Gain= 1.40 dBi Average Gain= -2.78 dBi Passive antenna efficienctest ( antenna 2.4G-3D- benefit ) Contrastdatadiagramofantenna measured ( 10metersdistance )

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