2BAYW-XPAW021Mibro Watch C4

Mibro Watch C4 User Manual mibfo 目 RF Exposure Information The device has been evaluated to meet general RF exposure requirement. The device can be used in 0mm exposure condition, compliance with exposure requirements Specifications N ame: Mibro Watch C4 Model: XPAW021 Size: q,47xll.Bmm Op erational Frequency: 2400-2483.SMHz signal transmission: 也OdBm Battery capacity: 400mAh Nominal voltage: 3.BV Charging cut-off voltage: 4.35V Input: SV-!A Max. FCC ID:2BAYW-XPAW021 C ompatible with: Android 5.0 or iOS 10.0 and above After-sales service Email: [email protected] Manufacturer: Z henShi Information Technolo窃(Shanghai) Co., Ltd A ddress: Room 4015, Building 2, No.588 Zixing Road, Minhang District, Sh anghai Exporte「: ZhenShi Information Technology (Shenzhen) Co., Ltd Address: RM1401-1403,1408, Tower E, Gala对World, Minzhi Street, Longhua District, Shenzhen, China R o H S � 识 � T ELE c @

1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: Companyname:HOPEKCORPORATIONINC FRN:0034562900 ContactName:PeterDavis Address:4358SBANNOCKSTENGLEWOOD,CO80110UnitedStates TelephoneNo:561-235-6113 Email:[email protected] Applicant: Companyname:ZhenShiInformationTechnology(Shenzhen)Co.,Ltd GranteeCode:2BAYW FCCID:2BAYW-XPAW021 FRN:0033697095 ContactName:WeiLiu Address:RM1401-1403,1408,TowerE,GalaxyWorld,MinzhiStreet,Longhua District,Shenzhen,China TelephoneNo: +86-13510383636 FaxNo: 0755-21606363 Email: [email protected] ZhenShiInformationTechnology(Shenzhen)Co.,Ltdcertifiesthat,asofthedateofthis filingoftheapplicationwiththeTCB,[HOPEKCORPORATIONINC]isourdesignatedUS agentforserviceofprocessfortheabovereferencedFCCID.ZhenShiInformation Technology(Shenzhen)Co.,Ltdacceptstomaintainanagentfornolessthanoneyearafter thegranteehasterminatedallmarketingandimportationortheconclusionofanycommission relatedproceedinginvolvingequipment.[HOPEKCORPORATIONINC]accepts,asofthedate ofthefilingoftheapplication,theobligationofthedesignatedUSagentforserviceofprocess fortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,and clause§2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2024-08-19 Applicant’sName:WeiLiuUSAgent’sName:PeterDavis Title:SeniorEngineerof SupplierQuality Control Title:CEO Signature:Signature:

ZhenShi Information Technology (Shenzhen) Co., Ltd 8/12/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2BAYW-XPAW021 ZhenShi Information Technology (Shenzhen) 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. Yours sincerely, Signature: August 12, 2024 Name: Wei Liu Position: Senior Engineer of Supplier Quality Control Company Name: ZhenShi Information Technology (Shenzhen) Co., Ltd Address: RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China Tel: +86-15007054895 Fax: / Email: [email protected] ZhenShi Information Technology (Shenzhen) Co., Ltd 8/12/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2BAYW-XPAW021 ZhenShi Information Technology (Shenzhen) 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. Yours sincerely, Signature: August 12, 2024 Name: Wei Liu Position: Senior Engineer of Supplier Quality Control Company Name: ZhenShi Information Technology (Shenzhen) Co., Ltd Address: RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China Tel: +86-15007054895 Fax: / Email: [email protected]

ZhenShi Information Technology (Shenzhen) Co., Ltd 8/12/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR Product Name: Mibro Watch C4 FCC ID: 2BAYW-XPAW021 Model(s): XPAW021 To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the (Schematic Diagram, Block Diagram, Operational Description) required to be submitted with this application be permanently withheld from public review. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market Please contact me if there is any information you may need. Yours sincerely, Signature: August 12, 2024 Name: Wei Liu Position: Senior Engineer of Supplier Quality Control Company Name: ZhenShi Information Technology (Shenzhen) Co., Ltd Address: RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China Tel: +86-15007054895 Fax: / Email: [email protected]

ZhenShi Information Technology (Shenzhen) Co., Ltd 8/12/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen PSI Testing Co., Ltd.) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). This agreement expires one year from the current date. Yours sincerely, Signature: August 12, 2024 Name: Wei Liu Position: Senior Engineer of Supplier Quality Control Company Name: ZhenShi Information Technology (Shenzhen) Co., Ltd Address: RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China Tel: +86-15007054895 Fax: / Email: [email protected]

Page 1 of 4 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix II external photos FCC ID: 2BAYW-XPAW021 Page 2 of 4 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 4 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 4 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

Label: FCC ID: 2BAYW-XPAW021 Label location

Page 1 of 5 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix III internal photos FCC ID: 2BAYW-XPAW021 Page 2 of 5 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 5 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 5 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 5 of 5 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------ BT ANT

FCC ID: 2BAYW-XPAW021 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China RF Exposure evaluation According to 447498 D01 General RF Exposure Guidance v06 The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·[√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where f(GHz) is the RF channel transmit frequency in GHz Power and distance are rounded to the nearest mW and mm before calculation The result is rounded to one decimal place for comparison EDR: Worse case output power is as below: [2480MHz: 5.28dBm] Maximum output power is 5.28dBm (3.37mW). (3.37mW /5mm)·[√2.480(GHz)]= 1.06<3.0 for 1-g SAR. BLE: Worse case output power is as below: [2440MHz: 4.70dBm] Maximum output power is 4.70dBm (2.95 mW). (2.95mW /5mm)·[√2.440(GHz)]= 0.92<3.0 for 1-g SAR. Then SAR evaluation is not required.

ANT Communication Technology（Shenzhen） Co., LTD. Manufacturer: ZhenShi Information Technology (Shenzhen) Co., Ltd Add: RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China ANT Model: AW1020 ANT Communication Technology（Shenzhen） Co., LTD. SATIMO-16XH-24-5GCUM GOCMU RUN Agilent 8960 R&S CMW500 Anritsu MT8820C Agilent 5071C SATIMO-16 T: 22°C±3°C H: 50%±15% 2G/3G/4G/5G GPS/WIFI/BT 400M-8.5G XH-24 SP9500 ANT Communication Technology（Shenzhen） Co., LTD. Antenna size BLE ANT Communication Technology（Shenzhen） Co., LTD. Frequency/MhzEfficiency/dBEfficiency/%MaxGain/dBi 2400 -17.811.66-12.68 2410 -17.971.6-12.12 2420 -17.631.73-12.22 2430 -18.181.52-12.27 2440 -17.61.74-12.08 2450 -18.491.42-12.9 2460 -18.281.49-12.65 2470 -18.981.26-13.62 2480 -18.961.27-13.4 2490 -19.291.18-13.94 2500 -19.191.21-13.67 ANT Communication Technology（Shenzhen） Co., LTD.

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2BAYW-XPAW021 On Behalf of ZhenShi Information Technology (Shenzhen) Co., Ltd Mibro Watch C4 Model No.: XPAW021 Prepared for : ZhenShi Information Technology (Shenzhen) Co., Ltd Address : RM1401-1403,1408, Tower E, Galaxy World, Minzhi Street, Longhua District, Shenzhen, China Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China Report Number : psi2407121-C01-R01 Date of Receipt : July 25, 2024 Date of Test : July 26, 2024- August 1, 2024 Date of Report : August 2, 2024 Version Number : V0 Page 2 of 75 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Summary Of Standards And Results ............................................................................................ 6 1.1. Description of Standards and Results ..................................................................................... 6 2. General Information ........................................................................................................................ 7 2.1. Description of Device (EUT) .................................................................................................... 7 2.2. Accessories of Device (EUT) ................................................................................................... 8 2.3. Tested Supporting System Details ........................................................................................... 8 2.4. Block Diagram of connection between EUT and simulators ................................................... 8 2.5. Test Mode Description ............................................................................................................. 8 2.6. Test Conditions ........................................................................................................................ 9 2.7. Test Facility .............................................................................................................................. 9 2.8. Measurement Uncertainty ....................................................................................................... 9 2.9. Test Equipment List ............................................................................................................... 10 3. Maximum Peak Output Power ..................................................................................................... 11 3.1. Limit ....................................................................................................................................... 11 3.2. Test Procedure....................................................................................................................... 11 3.3. Test Setup .............................................................................................................................. 11 3.4. Test Result ............................................................................................................................. 11 4. Bandwidth ...................................................................................................................................... 12 4.1. Limit ....................................................................................................................................... 12 4.2. Test Procedure....................................................................................................................... 12 4.3. Test Result ............................................................................................................................. 12 5. Carrier Frequency Separation ..................................................................................................... 18 5.1. Limit ....................................................................................................................................... 18 5.2. Test Procedure....................................................................................................................... 18 5.3. Test Result ............................................................................................................................. 18 6. Number Of Hopping Channel ...................................................................................................... 20 6.1. Limit ....................................................................................................................................... 20 6.2. Test Procedure....................................................................................................................... 20 6.3. Test Result ............................................................................................................................. 20 7. Dwell Time ..................................................................................................................................... 22 7.1. Test limit ................................................................................................................................. 22 7.2. Test Procedure....................................................................................................................... 22 7.3. Test Result ............................................................................................................................. 22 8. Out-of-band Emissions ..................................................................................…

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Page 1 of 2 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix I Test Setup Photo FCC ID: 2BAYW-XPAW021 Spurious Radiation Emissions Test (<1G) Spurious Radiation Emissions Test (＞1G) Page 2 of 2 Report No.: psi2407121-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Conducted emission Test ------End------