2A2R9JC-18Bluetooth wireless earphone

Bluetooth wireless earphone model:JC-18 lnstructions for use Turn on the bluetooth device Open the charging bin and start up immediately. Search for bluetooth pairing 2 Can be connected to the market with bluetooth devices 3 Laptop Mac iPod Android iPhone The headset should be charged in the charging warehouse. wihch can be put on the QI charger or charged by the flash charging head 4 Multi-function key Power off:long press for 5seconds Stop/Play:double click Last number redialing:double click Answer the phone:double click Hang up :double click The headset can be started and shut down when the cover is opened in the charging compartment Charging warehouse With digital display Charge the headset When charging:red light is always on When full:blue light is off Low power:red light flashes Bluetooth version: 5.0 Opersting distance: 10m Battery capacity: 320*40Mah Standby time: 360h Talk time: 3.5/ 15h Music playing time: 3.5/14h Charging time: 1.5h Size: 55*50*27mm Weight: 45g Parameters FCC Caution. (1)§ 15.19 Labelling requirements. 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. § 15.21 Changes or modification warning Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. § 15.105 Information to the user. Note: 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.

ShenzhenTianchengJiazhaoNetworkTechnologyCo.,Ltd. Modeldifferences We: ShenzhenTianchengJiazhaoNetworkTechnologyCo.,Ltd.StatementthatAllthem odel“JC-18,JC-06,JC-08,JC-09,JC-16,JC36”PCBboard,circuit,structureandintern alofthesemodel(s)arethesame,onlymodelnameisdifferentforthesemodels. Name:JunyiFangDate:2021.08.09 Title:Manager Signatureofapplicant:

C5266091_X8_Ed.1 1/1 LetterofAuthorization <ShenzhenTianchengJiazhaoNetworkTechnologyCo., Ltd.> Company:ShenzhenTianchengJiazhaoNetworkTechnologyCo.,Ltd. Address:209,Building2-3,Building3,No.3,HuachangRoad, LangkouCommunity,DalangStreet,Shenzhen,Guangdong,China ProductName:Bluetoothwirelessearphone ModelNumber:JC-18,JC-06,JC-08,JC-09,JC-16,JC36 FCCIdentifier:2A2R9JC-18 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:JunyiFangDate:2021.08.09 Title:Manager Signatureofapplicant:

C5266091_X10_Ed.1 1/1 ShenzhenTianchengJiazhaoNetworkTechnologyCo.,Ltd. 209,Building2-3,Building3,No.3,HuachangRoad,LangkouCommunity,Dalang Street,Shenzhen,Guangdong,China Date:2021.08.09 Subject:RequestforConfidentiality FCCID:2A2R9JC-18 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo BlockDiagram Schematics TestReportNoNo TestSetupPhotosNo User’sManual InternalPhotos PartsList/TuneUp RFExposureInfo OperationalDescription CoverLetter(s)NoNo SDRSoftware/SecurityInfoNo Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof_180_daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, Name:JunyiFangDate:2021.08.09 Title:Manager Signatureofapplicant:

FCCID:2A2R9JC-18 EUT

FCCIDLABELINGANDLOCATION FCCIDLabel FCCIDLabelLocation Thelabelshownshallbepermanentlyaffixedataconspicuouslocationonthedeviceandbe readilyvisibletotheuseratthetimepurchase(Labelingrequirementsper2.925) Bluetoothwirelessearphone FCCID:2A2R9JC-18

FCCID:2A2R9JC-18 ChipAntenna

Project No.: ZKT-210729L3810E Page 1 of 33 FCC TEST REPORT FCC ID:2A2R9JC-18 Report Number. ................................ : ZKT-210729L3810E Date of Test ........................................ July 27, 2021 to Aug. 05, 2021 Date of issue .................................... : Aug. 09, 2021 Total number of pages ...................... 33 Test Result ..................................... : PASS Testing Laboratory. ........................... : Shenzhen ZKT Technology Co., Ltd. Address .......................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ............................ : Shenzhen Tiancheng Jiazhao Network Technology Co., Ltd. Address .......................................... : 209, Building 2-3, Building 3, No. 3, Huachang Road, Langkou Community, Dalang Street, Shenzhen, Guangdong, China Manufacturer's name ..................... : Shenzhen Tiancheng Jiazhao Network Technology Co., Ltd. Address .......................................... : 209, Building 2-3, Building 3, No. 3, Huachang Road, Langkou Community, Dalang Street, Shenzhen, Guangdong, China Test specification: Standard ........................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.249 ANSI C63.10:2013 Test procedure ................................. : / Non-standard test method ............. : N/A Test Report Form No. .................... : TRF-EL-111_V0 Test Report Form(s) Originator .... : ZKT Testing Master TRF .................................... : Dated: 2020-01-06 This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name ................................... : Bluetooth wireless earphone Trademark ...................................... : N/A Model/Type reference ...................... : JC-18, JC-06, JC-08, JC-09, JC-16, JC36 Ratings ............................................. : DC 5V Project No.: ZKT-210729L3810E Page 2 of 33 Testing procedure and testing location: Testing Laboratory ................................... : Shenzhen ZKT Technology Co., Ltd. Address ...................................................... :1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Alen He Tested by (name + signature) .................... : Joe Liu Reviewer (name + signature) ..................... : Lake Xie Approved (name + signature) .................... : Project No.: ZKT-210729L3810E Page 3 of 33 Table of Contents Page 1.VERSION 5 2.SUMMARY OF TEST RESULTS 6 2.1 TEST FACILITY 7 2.2 MEASUREMENT UNCERTAINTY 7 3. GENERAL INFORMATION 8 3.1 GENERAL DESCRIPTION OF EUT 8 3.2 DESCRIPTION OF TEST MODES 9 3.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 10 3.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 10 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS 11 4. EMC EMISSION TEST 12 4.1 CONDUCTED EMISSION MEASUREMENT 12 4.1.1 1POWER LINE CONDUCTED EMISSION LIMITS 12 4.1.2 TEST PROCEDURE 12 4.1.3 DEVIATION FROM TEST STANDARD 12 4.1.4 TEST SETUP 13 4.1.5 EUT OPERATING CONDITIONS 13 4.1.6 TEST RESULTS 14 4.2 RADIATED EMISSION MEASUREMENT 16 4.2.1 RADIATED EMISSION LIMITS 16 4.2.2 TEST PROCEDURE 17 4.2.3 DEVIATION FROM TEST STANDARD 17 4.2.4 TEST SETUP 17 4.2.5 EUT OPERATING CONDITIONS 18 5. BANDWIDTH OF FREQUENCY BAND EDGE 24 5.1 TEST REQUIREMENT: 24 5.2 TEST PROCEDURE 24 5.3 DEVIATION FROM TEST STANDARD 24 5.4 TEST SETUP 24 5.5 EUT OPERATING CONDITIONS 25 5.6 TEST RESULT 26 6. CHANNEL BANDWIDTH 28 7.1 APPLIED PROCEDURES / LIMIT 28 7.2 TEST PROCEDURE 28 7.3 DEVIATION FROM STANDARD 28 7.4 TEST SETUP 28 Project No.: ZKT-210729L3810E Page 4 of 33 Table of Contents Page 7.5 EUT OPERATION CONDITIONS 28 7.6 TEST RESULTS 29 8.ANTENNA REQUIREMENT 32 9. TEST SETUP PHOTO 33 10. EUT CONSTRUCTIONAL DETAILS 33 Project No.: ZKT-210729L3810E Page 5 of 33 1.VERSION Report No. Version Description Approved ZKT-210729L3810E Rev.01 Initial issue of report Aug. 09, 2021 Project No.: ZKT-210729L3810E Page 6 of 33 2. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark FCC part 15.203 Antenna requirement PASS FCC part 15.207 AC Power Line Conducted Emission PASS FCC part 15.249 Fundamental &Radiated Spurious Emission Measurement PASS FCC part 15.215 20dB Channel Bandwidth PASS FCC part 15.205 Band Edge PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Project No.: ZKT-210729L3810E Page 7 of 33 2.1 TEST FACILITY Shenzhen ZKT Technology Co., Ltd. Add. : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China FCC Test Firm Registration Number: 692225 Designation Number: CN1299 IC Registered No.: 27033 2.2 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2, providing a level of confidence of approximately 95%. No. Item Uncertainty 1 Conducted Emission Test ±1.38dB 2 RF power conducted ±0.16dB 3 Spurious emissions conducted ±0.21dB 4 All emissions radiated(<1G) ±4.68dB 5 All emissions radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Project No.: ZKT-210729L3810E Page 8 of 33 3. GENERAL INFORMATION 3.1 GENERAL DESCRIPTION OF EUT Product Name: Bluetooth wireless earphone Model No.: JC-18, , JC-06, JC-08, JC-09, JC-16, JC36 Model Different.: PCB board, circuit, structure and internal of these model(s) are the same, only model name is different for these models. Seria…

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FCCID:2A2R9JC-18