2BSTCH-C2Bluetooth headset

H-C2 H-C2 H-C2 H-C2 Product user manual FCC ID:2BSTCH-C2 Instructions for useType-C charging cable Product user manual Charging case lid Bluetooth earbuds (L) Charging case Step 1: Insert the headphones into the charging box, close the charging box lid, and after 10 seconds, open the charging box lid and take the headphones. The main and auxiliary headphones will enter automatic pairing. When the pairing is complete, the light on the auxiliary headphone will go out, and the red and blue lights on main headphone will flash quickly. Step 2: Turn on your phone's Bluetooth and search for devices, find "H-C2" in the Bluetooth device list, click to start, and you can use it after a successful connection. Step 3: Use the Bluetooth headset again, take the headset out of the charging box to automatically pair, and automatically connect to the last connected mobile phone Four clicks to enter game mode "dingdong", four clicks again to restore music mode "dangdang". Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. NOTE: 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, including interference that may cause undesired operation. FCC Statement: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection 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 interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which 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 from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. RF exposure compliance statement: This device has been evaluated to meet the general RF exposure requirement To achieve the best listening effect, headphones marked "R" are for the right ear, and "L" for the left ear. Warm Reminder: a: For the first time use, be sure to place the headset into the charging box and close the charging box lid for 10 seconds to activate Bluetooth Currently discoverable by nearby Bluetooth devices b: For daily use, it is not recommended to frequently open and close the charging box lid. c: For daily use, it is recommended to turn on the mobile phone Bluetooth first and then take out the headphones. Bluetooth earbuds (R) functionL (left ear) Click Click Double click Long press Three strikes Long press Double click R (right ear) 1.Accessories2.Pairing & Connecting4.Music playback/calling feature/voice assistant 5.Game Mode Keypad area left headphone Keypad area right headphone 3.Wear headphones correctly Put the headphones into the charging box and close the lid to charge the headphones. When charging the headphones, the corresponding charging box indicator light will display, and the light will turn off when fully charged. Charging current 320mA Fully charged: 4.2V ± 0.5V Headphone in-box charging/ headphone fully charged dropping to 2.4V maintenance voltage Charging box plug in Type-C charging whileHeadphone in the box charging Digital tube display of current battery level The digital tube blinks to display the current battery level Battery Check Not charging Headphone in the box, close the lid to charge Headphone in the box, close the lid to charge Headphone in the box, close the lid to charge Low battery warning state <5% Charging current in constant current state Charging box fully charged Charge the headphones Headphones and charging case charging simultaneously The headphone is fully charged Charging Discharge Charge and discharge simultaneously Low voltage alarm FunctionStateOperationDigital display Digital tube ones place blinking indicates the current battery level Filled with digital tubes, long- lasting 100% powerDisplays for 2 minutes and then goes out Digital tube long light current electricity; left and right corresponding to the running light prompt Left and right corresponding to the running lights extinguished, all Filled, the digital tube is extinguished Digital tube unit digit blinking (priority for charging bin); corresponding running light indicator for left and right ears. Pair name: H-C2 Bluetooth version：Bluetooth 5.4 Earphone size：51.5*38.6*17.8mm Charging time for headphones: about 1.5h Remote control of the player: MFB (Play/Pause) transmission range（Hz）：2.40GHz~2.48GHz Audio encoding format：CVSD，MSBC，SBC，AAC working temperature：-15°C~+60°C Working humidity: 10%~85% (non-frozen state) communication distance：≥10m 2. Disconnect the Bluetooth connection of the headphones, and the Bluetooth headphones will automatically shut down after 3 minutes. 1.Put the headset into the charging box to charge and shut down. Settings Bluetooth Bluetooth My device Other devices Connected 3. Long press the touch button on the headset for 5 seconds to turn off both ears at the same time. Reminder: The charging box is less than 5% charged, the charging box's digital tube blinks to remind of low power, and stops charging headphones below 0%. 6.Charge the headphones10.Check the current battery level of the charging box11.Shutdown14.Headphone parameters Size：70*66*30.7mm Charging port：Type-C Charging box chargi…

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ShenzhenLingyanTechnologyCo.,Ltd Rev1/26/2023 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026/2/4 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BSTCH-C2 ShenzhenLingyanTechnologyCo.,Ltd(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. ShenzhenLingyanTechnologyCo.,Ltd(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofitssuccessorsandassignees,includingequipmentwithintegratedKaspersky Lab,Inc.(oranyofitssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24- 886andKDB986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) ContactName:ZheSun

ShenzhenLingyanTechnologyCo.,Ltd Rev1/26/2023 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026/2/4 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BSTCH-C2 ShenzhenLingyanTechnologyCo.,Ltd(“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered” equipment. Sincerely, (Applicantsignature) ContactName:ZheSun

ShenzhenLingyanTechnologyCo.,Ltd Rev1/26/2023 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026/2/4 Ref:AttestationStatementsPart2.911(d)(7)Filing FCCIDorGranteeCode:FCCID:2BSTCH-C2or2BSTC ApplicantFRN:0037614344 ShenzhenLingyanTechnologyCo.,Ltd( “ theapplicant ” )certifiesthat,asofthedateofthefilingofthe application,REPAmericaLLCisourdesignatedU.S.agentforserviceofprocessfortheabovereferenced FCCID.ShenzhenLingyanTechnologyCo.,Ltdacceptstomaintainanagentfornolessthanoneyear afterthegranteehasterminatedallmarketingandimportationortheconclusionofanyCommission- relatedproceedinginvolvingtheequipment. REPAmericaLLCaccepts,asofthedateofthefilingoftheapplication,theobligationofthedesignated U.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:REPAmericaLLC S.AgentFRN:0034192500 Address:350TerrySt.200Longmont,CO80501UnitedStates ContactPerson:MrBenXu Tel.:(719)201-3314 Email:[email protected] Sincerely, ZheSunMrBenXu ShenzhenLingyanTechnologyCo.,LtdREPAmericaLLC [InsertApplicantsignature][U.S.Agentsignature]

FCCID:2BSTCH-C2 ShenzhenLingyanTechnologyCo.,Ltd ModelConfirmationLetter We,ShenzhenLingyanTechnologyCo.,Ltdcertifytheproduct:Bluetoothheadset, ModelNo.:H-C2,H-C3,H-C5,H-C6,H-C8,H-C9,H-C10,H-C11,H-C12,H-C13,H-C15, H-C16,H-C18,H-C19,H-C20 Theproducthasmanymodels,onlythemodelnameandcolorisdifferent,andtheother partssuchasthecircuitprinciple,pcbandelectricalstructurearethesame.,Theselected testmodelis:H-C2. Name:ZheSun Signiture: CompanyName:ShenzhenLingyanTechnologyCo.,Ltd Date:2026/2/4

ShenzhenLingyanTechnologyCo.,Ltd Rev11/20/07 FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2BSTCH-C2. PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitType Schematics Blockdiagram Operationdescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,wealsorequest temporaryconfidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitType Sincerely, (signature) ZheSun

ShenzhenLingyanTechnologyCo.,Ltd M:\MasterDocuments\TEMPLATES\POA_Letter.doc FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:2026/2/4 SUBJECT:FCCApplicationforFCCID:2BSTCH-C2 ToWhomItMayConcern: We,theundersigned,herebyauthorizeMachaelMoatShenzhenDACETesting TechnologyCo.,Ltd.onourbehalf,toapplytotheFederalCommunicationsCommission onourequipment.AnyandallactscarriedoutbyShenzhenDACETestingTechnology Co.,Ltd.onourbehalfshallhavethesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, (signature) ZheSun

FCCID:2BSTCH-C2 External FCCID:2BSTCH-C2 FCCID:2BSTCH-C2 FCCID:2BSTCH-C2 FCCID:2BSTCH-C2

FCCID:2BSTCH-C2 LabelLocation: FCCIDplaceinusermanual NOTE:DuetotheproductbeingtoosmalltoprinttheFCCIDcode,FCCIDisprintedonthe productboxandinstructionmanual

FCCID:2BSTCH-C2 Internal FCCID:2BSTCH-C2 FCCID:2BSTCH-C2 FCCID:2BSTCH-C2

Page1of1 RFExposureEvaluationReport 1RFEXPOSURE ProductName: Bluetoothheadset ModelNo: H-C2 FCCID:2BSTCH-C2 NOTE:accordingtoKDB447498D01GeneralRFExposureGuidancev06 ， Unlessspecifically requiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-g extremitySARevaluationforgeneralpopulationexposureconditions,bymeasurementornumerical simulation,isnotrequiredwhenthecorrespondingSARTestExclusionThresholdcondition(s), listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: TheEUTisaportabledevice [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Theproductisusedatadistanceof5mmfromthehumanbody. Here, 1.1EUTRFEXPOSUREEVALUATION OperationalMode:EDR Channel (MHz) MaximumPeak Conducted OutputPower (dBm) Tuneup tolerance (dB) Maximum tune-up Power (dBm) Maximum tune-up Power (mW) Calculated value Exclusion threshold 24801.44 ±1 2.441.7540.5443 Conclusion:thecalculatedvalue≤3.0,SARisexempted. ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.Thedevicecanbeusedin portableexposureconditionwithoutrestriction.

V1.0ReportNo.:DACE260202001RF001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouCommunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 1 of 99 RFTESTREPORT For ShenzhenLingyanTechnologyCo.,Ltd ProductName:Bluetoothheadset TestModel(s):H-C2 ReportReferenceNo.:DACE260202001RF001 FCCID:2BSTCH-C2 Applicant’sName:ShenzhenLingyanTechnologyCo.,Ltd Address: SixthFloor,Building23,LongbiIndustrialZone,No.27DafaRoad,Dafa PuCommunity,BantianStreet,LonggangDistrict,Shenzhen TestingLaboratory:ShenzhenDACETestingTechnologyCo.,Ltd. Address: 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark, TangtouCommunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen, Guangdong,China TestSpecificationStandard:47CFRPart15.247 DateofReceipt:February2,2026 DateofTest:February2,2026toFebruary3,2026 DateofIssue:February3,2026 Result:Pass Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofShenzhenDACE TestingTechnologyCo.,Ltd.ThisdocumentmaybealteredorrevisedbyShenzhenDACETestingTechnology Co.,Ltd.personnelonly,andshallbenotedintherevisionsectionofthedocument.Thetestresultsinthe reportonlyapplytothetestedsample V1.0ReportNo.:DACE260202001RF001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouCommunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 2 of 99 Applyforcompanyinformation Applicant’sName:ShenzhenLingyanTechnologyCo.,Ltd Address:SixthFloor,Building23,LongbiIndustrialZone,No.27DafaRoad,Dafa PuCommunity,BantianStreet,LonggangDistrict,Shenzhen ProductName:Bluetoothheadset TestModel(s):H-C2 SeriesModel(s):H-C3,H-C5,H-C6,H-C8,H-C9,H-C10,H-C11,H-C12,H-C13,H-C15, H-C16,H-C18,H-C19,H-C20 TestSpecificationStandard(s):47CFRPart15.247 NOTE1: Themanufacturershouldensurethatallproductsinseriesproductionareinconformitywiththeproductsampledetailedin thisreport.Iftheproductinthisreportisusedinanyconfigurationotherthanthatdetailedinthereport,themanufacturer mustensurethenewsystemcomplieswithallrelevantstandards. Compiledby: Supervisedby: Approvedby: LucyMo/TestEngineerBenTang/ProjectEngineerMachaelMo/Manager February3,2026February3,2026February3,2026 V1.0ReportNo.:DACE260202001RF001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouCommunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 3 of 99 RevisionHistoryOfReport VersionDescriptionREPORTNo.IssueDate V1.0OriginalDACE260202001RF001February3,2026 V1.0ReportNo.:DACE260202001RF001 102,BuildingH1,&1/F.,BuildingH,HongfaScience&TechnologyPark,TangtouCommunity,ShiyanSubdistrict,Bao'anDistrict,Shenzhen,Guangdong,China Web:http://www.dace-lab.comTel:+86-755-23010613E-mail:[email protected] 4 of 99 CONTENTS 1TESTSUMMARY...................................................................................................................................................6 1.1TESTSTANDARDS........................................................................................................................................6 1.2SUMMARYOFTESTRESULT.........................................................................................................................6 2GENERALINFORMATION....................................................................................................................................7 2.1CLIENTINFORMATION..................................................................................................................................7 2.2DESCRIPTIONOFDEVICE(EUT)..................................................................................................................7 2.3DESCRIPTIONOFTESTMODES....................................................................................................................8 2.4DESCRIPTIONOFSUPPORTUNITS................................................................................................................8 2.5EQUIPMENTSUSEDDURINGTHETEST........................................................................................................9 2.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................11 2.7IDENTIFICATIONOFTESTINGLABORATORY.................................................................................................11 2.8ANNOUNCEMENT........................................................................................................................................11 3EVALUATIONRESULTS(EVALUATION)...........................................................................................................12 3.1ANTENNAREQUIREMENT............................................................................................................................12 3.1.1Conclusion:.................................................................................................................................12 4RADIOSPECTRUMMATTERTESTRESULTS(RF).........................................................................................13 4.1CONDUCTEDEMISSIONATACPOWERLINE................................................................................................13 4.1.1E.U.T.Operation:........................................................................................................................13 4.1.2TestSetupDiagram:...................................................................................................................13 4.1.3TestData:...................................................................................................................................14 4.220DBBANDWIDTH.....................................................................................................................................16 4.2.1E.U.T.Operation:......................................…

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深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 1 OF 12 YF 2012 F2 P 2G45 02 1 2 3 4 5 6 2.0X1.2X0.6 (mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification 1. Product Number 1 2 3 4 5 6 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 2 OF 12 2. Features *Stable and reliable in performances *Low temperature coefficient of frequency *Low profile, compact size *RoHS compliance *SMT processes compatible 3. Applications *Bluetooth earphone systems *Hand-held devices when WiFi /Bluetooth functions are needed, e.g., Smart phone. *IEEE802.11 b/g/n *ZigBee *Wireless PCMCIA cards or USB dongle 4. Description Yingfeng chip antenna series are specially designed for WiFi/Bluetooth applications. Based on yingfeng proprietary design and processes, this chip antenna has excellent stability and sensitivity to consistently provide high signal reception efficiency. 5. Electrical Specifications (80 x 40 mm 2 ground plane) 5-1. Electrical Table Characteristics Specifications Unit Outline Dimensions 2.0x1.2x0.6 mm Working Frequency 2400~2500 MHz VSWR 2 Max. Impedance 50  Polarization Linear Polarization Gain Peak 2.5 (typical) dBi Efficiency 75 (typical) % 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 3 OF 12 5-2. Return Loss & VSWR Return Loss (S 11 ) VSWR(S 11 ) 6. Antenna Dimensions & Test Board (unit: mm) a. Antenna Dimensions 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 4 OF 12 b. Test Board with Antenna 80 40 Unit: mm 7. Radiation Pattern (80 x 40 mm 2 ground plane) 7-1. 3D Gain Pattern @ 2442 MHz Z X Y 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 5 OF 12 7-2. 3D Efficiency Table Frequency( MHz) 2400 2410 2420 2430 2442 2450 2460 2470 2480 2490 2500 Efficiency (dB) -1.4 -1.0 -0.9 -0.7 -0.7 -0.8 -0.9 -1.1 -1.2 -1.3 -1.4 Efficiency (%) 72.8 73.7 74.3 74.4 75.5 75.0 74.0 73.6 73.1 72.6 71.5 Gain (dBi) 2.1 2.2 2.3 2.4 2.5 2.5 2.4 1.8 1.7 1.6 1.4 Y X Z Y X X Y Z 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 6 OF 12 7-3. 3D Efficiency vs. Frequency 8. Layout Guide a. Solder Land Pattern: Land pattern for soldering (gray marking areas) is as shown below. Depending on Customer’s requirement, matching circuit as shown below is also recommended. Efficiency vs. Frequency 50 60 70 80 90 100 24002410242024302442245024602470248024902500 Frequency(MHz) Efficiency(%) 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 7 OF 12 Top View Bottom View Unit： mm 9. Frequency tuning a. Chip antenna tuning scenario： Matching circuit Feed 4. Fine tuning elemet 1 2 3 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 8 OF 12 b. Matching circuit：(Center frequency is about 2442 MHz @ 80 x 40 mm 2 ground plane) System Matching Circuit Component Location Description Vendor Toleranc e 1 1.2 pF* Murata (0402) ±0.1 pF 2 10PF* Murata(0402) ±0.5 PF 3 N/A* - - Fine tuning element 4 1.5 pF* Murata (0402) ±0.1 pF *Typical reference values which may need to be changed when circuit boards or part vendors are different. c. Fine tuning element vs. Center frequency 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 9 OF 12 10. Soldering Conditions a. Typical Soldering Profile for Lead-free Process Time (s.) 60-180s 60-150s 20-40 s Pre-heati ng 150-200° C 217°C 260° C Temperature (°C) 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 10 OF 12 11. Packing (1) Quantity/Reel: 5000 pcs/Reel (2) Plastic tape: 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.6(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012) Engineering Specification DOCUMENT YF2012F2P2G4502 REV. NO. B PAGE 11 OF 12 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by …

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FCCID:2BSTCH-C2 ConductedEmissionatACpowerline Emissionsinfrequencybands(below1GHz) FCCID:2BSTCH-C2 Emissionsinfrequencybands(above1GHz)