2AUYFRMA2418Wireless Earphone

Realme Chongqing Mobile Telecommunications Corp., Ltd.

Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Sep 19, 2025
Application Purpose: Original Equipment
Equipment Note: Wireless Earphone
Frequency Range: 2402.00000000 - 2480.00000000
Company: Realme Chongqing Mobile Telecommunications Corp., Ltd.
Country: China

Documents & Files

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

Realme Chongqing Mobile Telecommunications Corp., Ltd. To: Federal Communications CommissionDate: 2025/09/12 7435 Oakland Mills Road Columbia, MD 21046 USA Attestation Section2.911(d)(5)(i)andSection2.911(d)(5)(ii) (KDB986446D01CoveredEquipment) Section2.911(d)(5)(i) Realme Chongqing Mobile Telecommunications Corp., Ltd.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 theFCC rules. Section2.911(d)(5)(ii) Realme Chongqing Mobile Telecommunications Corp., Ltd.certifies that, as of the date of the filing of the application, the applicantis notidentified on the Covered List (as a specifically named entity or anyof its subsidiaries or affiliates) asanentity producing “covered” equipment. Type of Equipment subject to FCC Certification: Wireless Earphone FCC ID: 2AUYFRMA2418 If you have any questions, please feel free to contact me Contact Person:Mega Huang Position in the Company: Manager Date of Signature:2025-09-12 ___________________________ Signatory (signature of the applicant)

Attestation Statements

realme U.S. Agent Designation for Service of Process TO:Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Innopeak Technology, Inc. FRN ： 0033456872 Contact Name: Richard Wahng Physical U.S. address: 2479 E Bayshore Rd #120, Palo Alto, CA 94303 Email: [email protected] This letter is to confirm that weInnopeak Technology, Inc.have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of theApplicantnoted below. U.S. Agent Signature: Date:February 15, 2025 Signed by (Printed Name/Title):Richard Wahng /General Counsel The applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Realme Chongqing Mobile Telecommunications Corp., Ltd. Grantee Code: 2AUYF Contact Name: Mega Huang Address: No.178 Yulong Avenue, Yufengshan, Yubei District, Chongqing, P.R. China. Email:[email protected] Applicant Signature: Date:February15,2025 Signedby(PrintedName/Title):MegaHuang/ComplianceManager FRN:0028939957

Cover Letter(s)

RealmeChongqingMobileTelecommunicationsCorp.,Ltd. Date: 2025-09-12 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern: The Realme Chongqing Mobile Telecommunications Corp., Ltd., the undersigned, hereby authorizesMiss.WendyZhanfromShenzhenMorlab Communications Technology Co., Ltd., to act on the behalf of the Realme Chongqing Mobile Telecommunications Corp., Ltd. solely in matters relatingtothe application for an FCC equipment authorization forFCC ID: 2AUYFRMA2418 including the signing of documents in connection with this Application. Necessary acts carried outShenzhen Morlab Communications Technology Co., Ltd.on our behalf of the Realme Chongqing Mobile Telecommunications Corp., Ltd.in connection with the Application shall have the same effect as acts of the Realme Chongqing Mobile Telecommunications Corp., Ltd.. Realme Chongqing Mobile Telecommunications Corp., Ltd. also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Thank you for your attention to this matter. Yours Sincerely, Signatory: Contact name: Mega Huang Title: Manager Tel: 18502096102 Email: [email protected] Company name: Realme Chongqing Mobile Telecommunications Corp., Ltd.

Cover Letter(s)

RealmeChongqingMobileTelecommunicationsCorp.,Ltd. Date:2025-09-12 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality forFCC ID: 2AUYFRMA2418 To Whom it may concern: Pursuant to sections 0.457 and 0.459 of Commission’s Rules(CFR 47), and Section 552(b)(4) of the Freedom of Information Act,Realme Chongqing Mobile Telecommunications Corp., Ltd.hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-TermConfidentiality for 180 days after the grant as outlined in Public Notice DA04-1705. This provision will giveRealme Chongqing Mobile Telecommunications Corp., Ltd.temporary confidentiality of commercially sensitive information prior to product release. PERMANENT AND SHORT-TERM CONFIDENTIAL LIST ExhibitDescription PERMANENT 1Block Diagram 2Operational Description 3Schematics 4BOM 5Tuneupprocedure SHORT-TERM 6External Photos 7Internal Photos 8Test-Setup Photos 9User Manual The requested Permanent and Short-Term Confidential exhibits are listedas follows: The Applicant understands that pursuantto Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory: Contact name: Mega Huang Title: Manager Email: [email protected] Company name: Realme Chongqing Mobile Telecommunications Corp., Ltd.

ID Label/Location Info

7.8mm17.512mm10.3mm 5mm 4mm 6.8mm realme (Irelia艾瑞利娅）项目认证信息镭雕图档—V1.4 地区：马来西亚、泰国、菲律宾、俄罗斯、越南、秘鲁、孟加拉、印尼、欧洲、美国、土耳其、埃及、哥伦比亚、智利 Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 全球版 Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 镭雕方向水平方向 5.7mm 3mm 7.1mm Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 17.5mm 5mm 12mm 5.7mm 9.7mm 13.5 11.6mm10.3mm 3.5mm 4mm 8.5mm 中国版 4.3mm 4mm 7.9mm 13.5mm 3.5mm 11.6mm 4.3mm 制作商：RealMe重庆移动通信有限公司中国制作 CMIIT ID:25J508TPW147 产品名称：充电盒电池容量：530mAh 2.0617Wh 输入：5V 1A 输出：5V 0.2A 产品型号：RMA2418 制作商：RealMe重庆移动通信有限公司中国制作 CMIIT ID:25J508TPW147 产品名称：充电盒电池容量：530mAh 2.0617Wh 输入：5V 1A 输出：5V 0.2A 产品型号：RMA2418 制作商：RealMe重庆移动通信有限公司中国制作 CMIIT ID:25J508TPW147 产品名称：充电盒电池容量：530mAh 2.0617Wh 输入：5V 1A 输出：5V 0.2A 产品型号：RMA2418 10.7mm 11.412mm10.4mm 5.5mm 3mm 7.3mm 印度版 4.8mm 2.5mm 8.5mm 11.4mm 5.5mm 12mm 4.8mm IS 13252(Part 1) IEC 60950-1 R-41161438 www.bis.gov.in IS 13252(Part 1) IEC 60950-1 R-41161438 www.bis.gov.in IS 13252(Part 1) IEC 60950-1 R-41161438 www.bis.gov.in 7.5mm1811.9mm10.5mm 5mm 4mm 6.8mm Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 墨西哥版 5.7mm 3mm 7.1mm 18mm 5mm 11.9mm 5.7mm Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Manufactred By:Realme Chongqing Mobile Telecommunications Corp.,Ltd. Made In China Model:RMA2418 FCC ID: 2AUYFRMA2418 Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Made In China Model:RMA2418 Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Made In China Model:RMA2418 Product Name:Charging Case Capacity:530mAh 2.0617Wh Input:5V 1A Output:5V 0.2A Made In China Model:RMA2418

RF Exposure Info

MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01 Annex D Plots of Maximum SAR Test Results Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2025/8/21 Bluetooth_DH5 1Mbps_Back Side_0mm_Ch0_L Communication System: UID 0, Bluetooth (0); Frequency: 2402 MHz;Duty Cycle: 1:1.443 Medium: HSL_2450 Medium parameters used: f = 2402 MHz; σ = 1.877 S/m; ε r = 39.478; ρ = 1000 kg /m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN3823; ConvF(7.26, 7.26, 7.26) @ 2402 MHz; Calibrated: 2024/11/11 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn480; Calibrated: 2024/11/11 - Phantom: SAM 1; Type: QD000P40CD; Serial: 1811 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7501) Ch0/Area Scan (51x51x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.576 W/kg Ch0/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 13.79 V/m; Power Drift = -0.04 dB Peak SAR (extrapolated) = 0.607 W/kg SAR(1 g) = 0.267 W/kg; SAR(10 g) = 0.088 W/kg Smallest distance from peaks to all points 3 dB below = 3.2 mm Ratio of SAR at M2 to SAR at M1 = 58.8% Maximum value of SAR (measured) = 0.402 W/kg MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen, GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01 Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2025/8/21 Bluetooth_DH5 1Mbps_Front Side_0mm_Ch39_R Communication System: UID 0, Bluetooth (0); Frequency: 2441 MHz;Duty Cycle: 1:1.444 Medium: HSL_2450 Medium parameters used: f = 2441 MHz; σ = 1.9 S/m; ε r = 39.295; ρ = 1000 k g/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN3823; ConvF(7.26, 7.26, 7.26) @ 2441 MHz; Calibrated: 2024/11/11 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn480; Calibrated: 2024/11/11 - Phantom: SAM 1; Type: QD000P40CD; Serial: 1811 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7501) Ch39/Area Scan (51x51x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.634 W/kg Ch39/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 11.63 V/m; Power Drift = 0.02 dB Peak SAR (extrapolated) = 0.837 W/kg SAR(1 g) = 0.391 W/kg; SAR(10 g) = 0.165 W/kg Smallest distance from peak s to all points 3 dB below = 8 mm Ratio of SAR at M2 to SAR at M1 = 50% Maximum value of SAR (measured) = 0.590 W/kg MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen, GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01

RF Exposure Info

NOTE: This document is issued by Shenzhen Morlab Communications Technology Co., Ltd., the test report shall not be reproduced except in full without prior written permission of the company. The test results apply only to the particular sample(s) tested and to the specific tests carried out which is available on request for validation and information confirmed at our website. MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01 Page 1 of 30 TEST REPORT APPLICANT : Realme Chongqing Mobile Telecommunications Corp., Ltd. PRODUCT NAME : Wireless Earphone MODEL NAME : RMA2418 BRAND NAME : realme FCC ID : 2AUYFRMA2418 STANDARD(S) : 47 CFR Part 2 (2.1093) RECEIPT DATE : 2025-08-04 TEST DATE : 2025-08-21 ISSUE DATE : 2025-09-09 Edited by: Pang Siyu (Rapporteur) Approved by: Gan Yueming (Supervisor) MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01 Page 2 of 30 DIRECTORY 1 Statement of Compliance ........................................................................................... 4 2 Technical Information ................................................................................................ 5 2.1 Applicant and Manufacturer Information .............................................................. 5 2.2 Equipment under Test (EUT) Description ............................................................. 5 2.3 Environment of Test Site ........................................................................................ 6 3 Specific Absorption Rate (SAR) ................................................................................ 7 3.1 Introduction ............................................................................................................. 7 3.2 SAR Definition ......................................................................................................... 7 4 RF Exposure Limits .................................................................................................... 8 4.1 Uncontrolled Environment ..................................................................................... 8 4.2 Controlled Environment ......................................................................................... 9 5 Applied Reference Documents .................................................................................. 9 6 SAR Measurement System ...................................................................................... 10 6.1 E-Field Probe ......................................................................................................... 11 6.2 Data Acquisition Electronics (DAE) ..................................................................... 11 6.3 Robot ...................................................................................................................... 12 6.4 Measurement Server ............................................................................................. 12 6.5 Light Beam Unit ..................................................................................................... 12 6.6 Phantom ................................................................................................................. 13 6.7 Device Holder ........................................................................................................ 13 6.8 Data Storage and Evaluation ............................................................................... 14 6.9 Test Equipment List .............................................................................................. 16 7 Tissue Simulating Liquids ....................................................................................... 17 8 SAR System Verification .......................................................................................... 19 9 EUT Testing Position ................................................................................................ 21 9.1 SAR Evaluations near the Mouth/Jaw Regions of the SAM .............................. 21 9.2 DUTs with Alternative form Factor ....................................................................... 21 10 Measurement Procedures ........................................................................................ 23 10.1 Spatial Peak SAR Evaluation ............................................................................... 24 MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL.1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ25080020S01 Page 3 of 30 10.2 Power Reference Measurement ........................................................................... 24 10.3 Area Scan Procedures .......................................................................................... 24 10.4 Zoom Scan Procedures ........................................................................................ 25 10.5 SAR Averaged Methods ........................................................................................ 25 10.6 Power Drift Monitoring ......................................................................................... 25 11 Conducted RF Output Power ................................................................................... 26 12 Block Diagram of the Tests to be Performed ......................................................... 26 12.1 Head .................................…

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Test Report

QR/RD-P01-06B SPECIFICATION 联创ARLY LchseARLYLeftearBluetoothAntenna ProductSpecification 客户 connection 联创 Lchse 频段 frequencyrange 2400~2500MHz 项目名称 entryname ARLY 版本 edition V07 物料编号 MaterialNo 1A-rlylc-107 颜色 Color 客户料号 CustomerIte yellow m Number RF设计 RFDesign 胡鹏 Peng.Hu 结构设计 StructuralDesign 周锐斌 RuiBin.Zhou 品质经理 QualityManager 潘永杰 YongJie.Pan 技术总监 TechnicalDirector 张磊 Lei.Zhang 日期 Date 2025-07-21 客户确认： Customerconfirmation: 装配是否符合贵司要求：□OK□NG Whethertheassemblymeetsyourcompany'srequirements：□OK□NG ConfidentialInformation A1.0 创建 found 2025-07-21 www.Topant.com.cn Confidentialityrequirements ShenzhenDaxianTechnologyCo.,Ltd.alreadypossessestheinformationprovidedbytheproprietarytechnology,which shouldbestrictlyconfidentialandnotallowedtobedisclosedtoanypersonorcompanywithoutthepriorwrittenconsentof ShenzhenDaxianTechnologyCo.,Ltd Page2 Confidential Information Indexes Project Description........................................................................................................................ 4 B Tantenna.....................................................................................................................................4 1specifications.......................................................................................................................................4 1.1Electrical specifications and standards........................................................................5 1.1.1Electrical performance index.....................................................................................5 1.2Structural specifications and standards.......................................................................5 1.2.1Motherboard Matching Diagram...................................................................................5 1.2.2Antenna composition...........................................................................................................5 2、 The Equipment of Active Test...............................................................................................6 3、Test.....................................................................................................................................................7 3.1(VSWR)Test of standing wave (VSWR)...........................................................................7 3.1.1Test connection...................................................................................................................7 3.2TRPTISTesting of efficiency, power (TRP), sensitivity (TIS)......................7 3.2.1Test site............................................................................................................................7 3.2.2 Tested Instruments........................................................................................................7 3.2.3test data............................................................................................................................. 7-8 4 VSWRParameter diagram............................................................................................................8 5、Passive Field Pattern Diagram.................................................................................................9 6、Passive field pattern diagram...............................................................................................10 w ww. Topant.com.cn Confidentiality requirements Shenzhen Daxian Technology Co., Ltd. already possesses the information provided by the proprietary technology, which should be strictly confidential and not allowed to be disclosed to any person or company without the prior written consent of Shenzhen Daxian Technology Co., Ltd Page 3 ConfidentialInformation ProjectDescription CustomerName 联创 Lchse Typeofcomplete machine 蓝牙天线 Bluetoothantenna Antennaband 2400~2500MHz Antennaform FPC天线 FPCantenna Antennapolarity 线性极化 Linearpolarization Hardwareversion 主板：左耳 Motherboard:Leftear Antennamanufacturer 深圳市大显科技有限公司 Shenzhendaxiantechnologyco.,ltd Testinglaboratory SATIMO微波实验室 SATIMOmicrowavelaboratory BTAntennaassembly 1specifications 本报告主要提供ARLY项目天线的各项电气和结构性能参数的测试状况。下图为大显设计的天线图片。 Thisreportmainlyprovidesthetestingstatusofvariouselectricalandstructuralperformance parametersoftheantennafortheARLYproject.Thefollowingimageshowsanantennawitha largedisplaydesign. antennaappearingdiagram www.Topant.com.cn Confidentialityrequirements ShenzhenDaxianTechnologyCo.,Ltd.alreadypossessestheinformationprovidedbytheproprietarytechnology,which shouldbestrictlyconfidentialandnotallowedtobedisclosedtoanypersonorcompanywithoutthepriorwrittenconsentof ShenzhenDaxianTechnologyCo.,Ltd Page4 ConfidentialInformation 1.1Electricalspecificationsandstandards 1.1.1Electricalperformanceindex 天线工作频段在 2400~2500MHz 下表是大显设计和量产天线的电性能的指标 . Theoperatingfrequencybandoftheantennaisbetween2400and2500MHz.Thefollowingtable showstheelectricalperformanceindicatorsoflargedisplaydesignandmassproductionantennas. FrequencyRangeFrequency(MHz)VSWR BT 2400~2500≤2 2Structuralspecificationsandstandards 1.2.1MotherboardMatchingDiagram 1.2.2Antennacomposition 天线主要是由FPC组成。 TheantennaismainlycomposedofFPCsponge. www.Topant.com.cn Confidentialityrequirements ShenzhenDaxianTechnologyCo.,Ltd.alreadypossessestheinformationprovidedbytheproprietarytechnology,which shouldbestrictlyconfidentialandnotallowedtobedisclosedtoanypersonorcompanywithoutthepriorwrittenconsentof ShenzhenDaxianTechnologyCo.,Ltd Page5 ConfidentialInformation 2、测试设备TheEquipmentofActiveTest Satimo3DChamber4 × 4 × 4(m) CMW500E5071C Networkanalyzer-R&SZVL 2 Figure2 www.Topant.com.cn Confidentialityrequirements ShenzhenDaxianTechnologyCo.,Ltd.alreadypossessestheinformationprovidedbytheproprietarytechnology,which shouldbestrictlyconfidentialandnotallowedtobedisclosedtoanypersonorcompanywithoutthepriorwrittenconsentof ShenzhenDaxianTechnologyCo.,Ltd Page6 ConfidentialInformation 3test 3.1(VSWR)Testofstandingwave(VSWR) 3.1.1VSWR测试装置依次的连接为：→→ Testconnection:TheVSWRtestdeviceissequentiallyconnectedasfollows:R&SZV…

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Test Report

QR/RD-P01-06B SPECIFICATION 联创ARLY LchseARLYRightearBluetoothAntenna ProductSpecification 客户 connection 联创 Lchse 频段 frequencyrange 2400~2500MHz 项目名称 entryname ARLY 版本 edition V07 物料编号 MaterialNo 2A-rlylc-107 颜色 Color 客户料号 CustomerIte Black m Number RF设计 RFDesign 胡鹏 Peng.Hu 结构设计 StructuralDesign 周锐斌 RuiBin.Zhou 品质经理 QualityManager 潘永杰 YongJie.Pan 技术总监 TechnicalDirector 张磊 Lei.Zhang 日期 Date 2025-07-21 客户确认： Customerconfirmation: 装配是否符合贵司要求：□OK□NG Whethertheassemblymeetsyourcompany'srequirements：□OK□NG ConfidentialInformation A1.0 创建 found 2025-07-21 www.Topant.com.cn Confidentialityrequirements ShenzhenDaxianTechnologyCo.,Ltd.alreadypossessestheinformationprovidedbytheproprietarytechnology,which shouldbestrictlyconfidentialandnotallowedtobedisclosedtoanypersonorcompanywithoutthepriorwrittenconsentof ShenzhenDaxianTechnologyCo.,Ltd Page2 ConfidentialInformation Indexes ProjectDescription........................................................................................................................4 B Tantenna.....................................................................................................................................4 1specifications.......................................................................................................................................4 1.1Electricalspecificationsand standards........................................................................5 1.1.1Electricalperformanceindex .....................................................................................5 1.2Structuralspecificationsand standards.......................................................................5 1.2.1MotherboardMatchingDiagram...................................................................................5 1.2. 2Antennacomposition...........................................................................................................5 2、 The Equipmentof ActiveTest ...............................................................................................6 3、Test .....................................................................................................................................................7 3.1(VSWR)Test of standingwave (VSWR)...........................................................................7 3.1.1Test connection...................................................................................................................7 3.2TRPTISTestingof efficiency,po wer (TRP),sensitivity(TIS) ......................7 3.2.1Test site ............................................................................................................................7 3.2.2 TestedInstruments........................................................................................................7 3.2.3test data .............................................................................................................................7-8 4 VSWRParameterdiagram.................…

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Contact Information

Applicant

Mega Huang(Manager)

[email protected]Fax: 8676986076999

Test Firm

Shenzhen Morlab Communications Technology Co. Ltd.Mr. Su Feng

[email protected]

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	2.65 mW

Confidentiality

Long Term

Grant Notes

Output power is maximum peak conducted. <br> This device has integrated DSS and DTS transmitters certified under the same FCC ID. <br> The highest reported SAR values for head use condition is 0.91 W/kg.

Documents & Files

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Attestation Statements

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Cover Letter(s)

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ID Label/Location Info

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RF Exposure Info

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Test Report

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

Cover Letter(s)

RealmeChongqingMobileTelecommunicationsCorp.,Ltd. Date:2025-09-12 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality forFCC ID: 2AUYFRMA2418 To Whom it may concern: Pursuant to sections 0.457 and 0.459 of Commission’s Rules(CFR 47), and Section 552(b)(4) of the Freedom of Information Act,Realme Chongqing Mobile Telecommunications Corp., Ltd.hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-TermConfidentiality for 180 days after the grant as outlined in Public Notice DA04-1705. This provision will giveRealme Chongqing Mobile Telecommunications Corp., Ltd.temporary confidentiality of commercially sensitive information prior to product release. PERMANENT AND SHORT-TERM CONFIDENTIAL LIST ExhibitDescription PERMANENT 1Block Diagram 2Operational Description 3Schematics 4BOM 5Tuneupprocedure SHORT-TERM 6External Photos 7Internal Photos 8Test-Setup Photos 9User Manual The requested Permanent and Short-Term Confidential exhibits are listedas follows: The Applicant understands that pursuantto Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory: Contact name: Mega Huang Title: Manager Email: [email protected] Company name: Realme Chongqing Mobile Telecommunications Corp., Ltd.

ID Label/Location Info

RF Exposure Info

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Test Report

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Test Report

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Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	2.65 mW

Confidentiality

Long Term

Grant Notes