2BNTO-Z50-ULTRABluetooth Headset

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: Picus Advisors US LLC FRN: 0034336891 Contact Name: lvan Wang Address: 5855 SOVEREIGN DRSTE B-1, HOUSTON, TX 77036, USA Telephone No: (713) 391-4488 Email: [email protected] Applicant: Company name: Shenzhen Kai Chuang Future Technology Co., LTD FRN: 0036690915 Product Description: Bluetooth Headset Grantee code: 2BNTO FCC ID: 2BNTO-Z50-ULTRA Contact Name: XiaoXia Deng Address: Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3102, 31st floor, West Tower Telephone No: 13538214502 Email: [email protected] [Shenzhen Kai Chuang Future Technology Co., LTD] certifies that, as of the date of this filing of the application with the TCB, [Picus Advisors US LLC] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Kai Chuang Future Technology Co., LTD] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [Picus Advisors US LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 01.15.2026 Applicant’s Name: XiaoXia Deng US Agent’s Name: lvan Wang Title: manager Title: CEO Signature Signature

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 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 Kai Chuang Future Technology Co., LTD Grantee code: 2BNTO FCC ID: 2BNTO-Z50-ULTRA FRN: 0036690915 Contact Name: XiaoXia Deng Address: Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3102, 31st floor, West Tower Telephone No: 13538214502 Fax No: Email: [email protected] i. [Shenzhen Kai Chuang Future 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 Kai Chuang Future 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 Kai Chuang Future Technology Co., LTD 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: 01.15.2026 Applicant’s Name: XiaoXia Deng 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

Shenzhen Kai Chuang Future Technology Co., LTD Code 00018768 Ed. 2 Item 1. The device is able to install software/program installation? ☐ Yes, go to Item 2. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 Internet connection for activation and updates (For all Operating Systems) N/A Device Bluetooth Headset Company name Shenzhen Kai Chuang Future Technology Co., LTD Grantee code 2BNTO FCC ID 2BNTO-Z50-ULTRA FRN 0036690915 Contact name XiaoXia Deng Address Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3102, 31st floor, West Tower Telephone number 13538214502 E-mail [email protected] Chipset/module information AB5716D Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: iOS® 17 N/A 3 # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 RAM: 1 GB N/A 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software 4 Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 # Wireless Interface Purpose Justification 1 1 After the review of this items, the device: ☒ Cannot support installation of any cybersecurity or anti-virus software on the covered list. ☐ Potentially can operate with any cybersecurity or anti-virus software on the covered list – additional third- party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) – “Proof of Compliance with Covered List Software Requirements” of this document applies Signature: Name: XiaoXia Deng Date: 1/15/2026 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications.

TCB CALL página 1 File FCC ID:2BNTO-Z50-ULTRA Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. Google: TCB CALL página 2 EIN Statement TCB CALL página 3 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter"

Shenzhen Kai Chuang Future Technology Co., LTD version02 1/15/2026 Dear Sirs: We hereby declare that because the earphone size is too small, the FCC ID number is printed on the User Manual and product packaging, hereby declare. FCC ID: 2BNTO-Z50-ULTRA Sincerely, Signature: Name: XiaoXia Deng Title: manager Company: Shenzhen Kai Chuang Future Technology Co., LTD

C5266091_X10_Ed.2 1/1 Shenzhen Kai Chuang Future Technology Co., LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 1/15/2026 Subject: Request for Confidentiality FCC ID: 2BNTO-Z50-ULTRA 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: XiaoXia Deng Title: manager

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Shenzhen Kai Chuang Future Technology Co., LTD Address: Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3102, 31st floor, West Tower Product Name: Bluetooth Headset Model Number: sanag Z50 Ultra FCC Identifier: 2BNTO-Z50-ULTRA 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: XiaoXia Deng Date: 1/15/2026 Title: manager Signature of applicant:

Page1of5ReportNo.:MTi251021003-0106 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] PhotographsoftheEUT(ExternalPhotos) Model:sanagZ50Ultra Page2of5ReportNo.:MTi251021003-0106 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page3of5ReportNo.:MTi251021003-0106 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page4of5ReportNo.:MTi251021003-0106 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page5of5ReportNo.:MTi251021003-0106 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected]

Page1of5Report No.: MTi251021003-0106 $GGUHVV  1R  =RQH  ;LQ[LQJ ,QGXVWULDO 3DUN )XKDL$YHQXH ;LQKH &RPPXQLW\)XKDL 6WUHHW %DR¶DQ 'LVWULFW 6KHQ]KHQ *XDQJGRQJ &KLQD 7HO 0RELOH  :HFKDW VDPH QXPEHU :HE KWWSZZZPWLWHVWFQ(PDLO PWL#PWLFRP Photographs of the EUT (Internal Photos) Model: sanag Z50 Ultra Page2of5Report No.: MTi251021003-0106 $GGUHVV  1R  =RQH  ;LQ[LQJ ,QGXVWULDO 3DUN )XKDL$YHQXH ;LQKH &RPPXQLW\)XKDL 6WUHHW %DR¶DQ 'LVWULFW 6KHQ]KHQ *XDQJGRQJ &KLQD 7HO 0RELOH  :HFKDW VDPH QXPEHU :HE KWWSZZZPWLWHVWFQ(PDLO PWL#PWLFRP Page3of5Report No.: MTi251021003-0106 $GGUHVV  1R  =RQH  ;LQ[LQJ ,QGXVWULDO 3DUN )XKDL$YHQXH ;LQKH &RPPXQLW\)XKDL 6WUHHW %DR¶DQ 'LVWULFW 6KHQ]KHQ *XDQJGRQJ &KLQD 7HO 0RELOH  :HFKDW VDPH QXPEHU :HE KWWSZZZPWLWHVWFQ(PDLO PWL#PWLFRP Page4of5Report No.: MTi251021003-0106 $GGUHVV  1R  =RQH  ;LQ[LQJ ,QGXVWULDO 3DUN )XKDL$YHQXH ;LQKH &RPPXQLW\)XKDL 6WUHHW %DR¶DQ 'LVWULFW 6KHQ]KHQ *XDQJGRQJ &KLQD 7HO 0RELOH  :HFKDW VDPH QXPEHU :HE KWWSZZZPWLWHVWFQ(PDLO PWL#PWLFRP Page5of5Report No.: MTi251021003-0106 $GGUHVV  1R  =RQH  ;LQ[LQJ ,QGXVWULDO 3DUN )XKDL$YHQXH ;LQKH &RPPXQLW\)XKDL 6WUHHW %DR¶DQ 'LVWULFW 6KHQ]KHQ *XDQJGRQJ &KLQD 7HO 0RELOH  :HFKDW VDPH QXPEHU :HE KWWSZZZPWLWHVWFQ(PDLO PWL#PWLFRP

Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page 1 of 7 RFEXPOSURE TestReport ReportNo.:MTi251021003-0106E3 DateofIssue:2025-11-28 Applicant:ShenzhenKaiChuangFutureTechnologyCo.,LTD Product:BluetoothHeadset Model(s):sanagZ50Ultra FCCID:2BNTO-Z50-ULTRA ShenzhenMicrotestCo.,Ltd. TESTREPORT ReportNo.:MTi251021003-0106E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page2of7 Tableofcontents 1StandaloneSARtestexclusionconsiderations.................................................................4 2SARTestExclucsionThresholds.........................................................................................5 TESTREPORT ReportNo.:MTi251021003-0106E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page3of7 TestResultCertification ApplicantShenzhenKaiChuangFutureTechnologyCo.,LTD ApplicantAddress XingheWORLDTwinTowers,No.8,YaxingRoad,NankengCommunity, BantianStreet,LonggangDistrict,Shenzhen.3102,31stfloor,WestTower ManufacturerDongguanChiyuanJizhiElectronicTechnologyCo.,Ltd Manufacturer Address Room4387,Building2,No.20CaotangRoad,NanchengStreet,Dongguan City,GuangdongProvince Productdescription ProductnameBluetoothHeadset Trademarksanag ModelnamesanagZ50Ultra SeriesModel(s)N/A Standards47CFRPart2.1093 TestmethodKDB447498D01v06 TestingInformation Dateoftest2025-11-21to2025-11-24 TestResultPass Preparedby:JamesQin Reviewedby:DavidLee Approvedby:LewisLian TESTREPORT ReportNo.:MTi251021003-0106E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page4of7 1StandaloneSARtestexclusionconsiderations UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-g headorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. Thesetestexclusionconditionsarebasedonsource-basedtime-averagedmaximum conductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-uptolerance, andtheminimumtestseparationdistancerequiredfortheexposureconditions. Theminimumtestseparationdistancedefinedin4.1f)isdeterminedbythesmallestdistance fromtheantennaandradiatingstructuresoroutersurfaceofthedevice,accordingtothehost formfactor,exposureconditionsandplatformrequirements,toanypartofthebodyorextremity ofauserorbystander. ToqualifyforSARtestexclusion,thetestseparationdistancesappliedmustbefullyexplained andjustified,typicallyintheSARmeasurementorSARanalysisreport,bytheoperating configurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,accordingtotherequiredpublishedRFexposureKDBprocedures. WhennootherRFexposuretestingorreportingarerequired,astatementofjustificationand compliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,toqualifyfor SARtestexclusion. Whenrequired,thedevicespecificconditionsdescribedintheotherpublishedRFexposure KDBproceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusionprovisions. a)For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where  f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. b)For100MHzto6GHzandtestseparationdistances>50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing(alsoillustratedinAppendixB): 1){[Powerallowedatnumericthresholdfor50mminstepa)]+[(testseparation distance–50mm)·(f(MHz)/150)]}mW,for100MHzto1500MHz 2){[Powerallowedatnumericthresholdfor50mminstepa)]+[(testseparation distance–50mm)·10]}mW,for>1500MHzand≤6GHz c)Forfrequenciesbelow100MHz,thefollowingmaybeconsideredforSARtestexclusion (alsoillustratedinAppendixC): 1)Fortestseparationdistances>50mmand<200mm,thepowerthresholdatthe correspondingtestseparationdistanceat100MHzinstepb)ismultipliedby[1+ log(100/f(MHz))] TESTREPORT ReportNo.:MTi251021003-0106E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page5of7 2)Fortestseparationdistances≤50mm,thepowerthresholddeterminedbythe equationinc)1)for50mmand100MHzismultipliedby½ 3)SARmeasurementproceduresarenotestablishedbelow100MHz. WhenSARtestexclusioncannotbeapplied,aKDBinquiryisrequiredtodetermineSAR evaluationrequirementsforanySARtestresultsbelow100MHztobeacceptable. 2SARTestExclucsionThresholds Weuse5mmasseparationdistancetocalculated. BR&EDR: Antenna Transmit Frequency (GHz) Mode Measured Power (dBm) Tune- up power (dBm) Maxtune-upResult 1gSAR test exclusion threshold power(dBm)cal…

Text truncated - open the document above for the full version.

Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 1 of 127 TestReport ReportNo.:MTi251021003-0106E1 Dateofissue:2025-11-28 Applicant:ShenzhenKaiChuangFutureTechnologyCo.,LTD Product:BluetoothHeadset Model(s):sanagZ50Ultra FCCID:2BNTO-Z50-ULTRA ShenzhenMicrotestCo.,Ltd. TESTREPORT ReportNo.:MTi251021003-0106E1 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 2 of 127 Tableofcontents 1GeneralDescription.......................................................................................................................4 1.1DescriptionoftheEUT.........................................................................................................4 1.2Descriptionoftestmodes....................................................................................................4 1.3EnvironmentalConditions....................................................................................................7 1.4Descriptionofsupportunits.................................................................................................7 1.5Measurementuncertainty....................................................................................................7 2SummaryofTestResult................................................................................................................8 3TestFacilitiesandaccreditations................................................................................................9 3.1Testlaboratory.....................................................................................................................9 4Listoftestequipment..................................................................................................................10 5EvaluationResults(Evaluation).................................................................................................12 5.1Antennarequirement.........................................................................................................12 6RadioSpectrumMatterTestResults(RF)................................................................................13 6.120dBBandwidth.................................................................................................................13 6.2MaximumConductedOutputPower.................................................................................15 6.3ChannelSeparation...........................................................................................................17 6.4NumberofHoppingFrequencies......................................................................................19 6.5DwellTime..........................................................................................................................21 6.6RFconductedspuriousemissionsandbandedgemeasurement...................................23 6.7Bandedgeemissions(Radiated)......................................................................................25 6.8Radiatedemissions(below1GHz)....................................................................................30 6.9Radiatedemissions(above1GHz)...................................................................................36 Photographsofthetestsetup...........................................................................................................43 PhotographsoftheEUT.....................................................................................................................44 AppendixA:20dBEmissionBandwidth..........................................................................................46 AppendixB:Maximumconductedoutputpower...........................................................................56 AppendixC:Carrierfrequencyseparation......................................................................................66 AppendixD:Timeofoccupancy.......................................................................................................70 AppendixE:Numberofhoppingchannels.....................................................................................84 AppendixF:Bandedgemeasurements...........................................................................................88 AppendixG:ConductedSpuriousEmission................................................................................100 TESTREPORT ReportNo.:MTi251021003-0106E1 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 3 of 127 TestResultCertification ApplicantShenzhenKaiChuangFutureTechnologyCo.,LTD ApplicantAddress XingheWORLDTwinTowers,No.8,YaxingRoad,NankengCommunity, BantianStreet,LonggangDistrict,Shenzhen.3102,31stfloor,WestTower ManufacturerDongguanChiyuanJizhiElectronicTechnologyCo.,Ltd Manufacturer Address Room4387,Building2,No.20CaotangRoad,NanchengStreet, DongguanCity,GuangdongProvince Productdescription ProductnameBluetoothHeadset Trademarksanag ModelnamesanagZ50Ultra SeriesModel(s)N/A Standards47CFRPart15.247 TestMethod KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10-2020 TestingInformation Dateoftest2025-11-21to2025-11-24 TestresultPass Preparedby:JamesQin Reviewedby:DavidLee Approvedby:LewisLian TESTREPORT ReportNo.:MTi251021003-0106E1 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,Ch…

Text truncated - open the document above for the full version.

Features 1.Surface Mounted Devices with a small dimension of 2.0 x 1.25 x 0.42 mm 3 meet future miniaturization trend. 2.Embedded and LTCC (Low Temperature Co-fired Ceramic) technology is able to future integratewith system design as well as beautifying the housing of final product. 3. High Stability in Temperature / Humidity Change Applications 1. Bluetooth 2. Wireless LAN 3. ISMband 2.4GHz wireless applications Dimensions（Unit：mm） the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 ① ② ① INPUT ② GND ( Bottom View) T ( Side View) ( Top View) A L w HYX2012125H16 Shenzhen Heyi Xun Technology Co., Ltd. the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 90 Evaluation Board and Matching Circuits 0Ω 1.5 nH 1 pF 50 HYX2012125H16 No. ItemSpecifications 1 Central Frequency2450MHz 2 BandWidth 80MHz typ. 3 Peak Gain 2.48 dBi 4 Return Loss ≤2.0 5 Polarization Linear 6 Azimuth Beam width Omni-directional 7 Impedance 50 Ω the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Electrical Characteristics Characteristic curve HYX2012125H16 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Radiation Pattern coordinates： 2400MHz 2450MHz HYX2012125H16 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 2500MHz Frequency (MHz) 240024502500 Avg. Gain (dBi) -3.40-1.29-2.29 Peck Gain (dBi) -0.512.481 Efficiency (%) 47 76 60 HYX2012125H16 Vibration Resist The device sho uld fulfill the electrical specification after applied to the vibration of 10 to 55Hz with amplitude of 1.5 mm for 2 hours each in X , Y and Z directions. Drop Shock he device should have no mechanical damage after dropping onto the hard wooden board from the height of 100 cm for 3 times each facet of the 3 dimensions of the device . Solder Heat Proof The device should be satisfied after preheating at 120°C~15 0°C for 120 seconds and dipping in soldering Sn at 255°C+10°C …

Text truncated - open the document above for the full version.