2AUYFRMX3997Mobile Phone

Realme Chongqing Mobile Telecommunications Corp., Ltd. Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 Date: January 31, 2024 Subject: Certifications concerning “covered” equipment pursuant to Part 2.911(d)(5)(i) and (ii) To whom it may concern, Realme Chongqing Mobile Telecommunications Corp., Ltd. certifies that the equipment FCC ID: 2AUYFRMX3997 for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Realme Chongqing Mobile Telecommunications Corp., Ltd. certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, ________________________ Contact Name: Mega Huang E-mail: [email protected]

Sporton International Inc. (ShenZhen) Page Number : 1 of 12 TEL : +86-755-8637-9589 Report Issued Date : Feb. 02, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 Report Template No.: SCE Version 1.0 FCC RF Test Report Report No. : 3D1301-01 Spot Check Evaluation APPLICANT : Realme Chongqing Mobile Telecommunications Corp., Ltd. EQUIPMENT : Mobile Phone BRAND NAME : realme MODEL NAME : RMX3997 FCC ID : 2AUYFRMX3997 STANDARD : 47 CFR Part 2, 22(H), 24(E), 27(L), 27(F), 27(M), 27(H), 90(S) 47 CFR Part 15 Subpart C §15.225 47 CFR Part 15 Subpart C §15.247 47 CFR Part 15 Subpart E §15.407 TEST DATE(S) : Jan. 15, 2024 ~ Jan. 23, 2024 We, Sporton International Inc. (Shenzhen), would like to declare that the tested sample has been evaluated in accordance with the test procedures and has been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of Sporton International Inc. (Shenzhen), the test report shall not be reproduced except in full. Approved by: Jason Jia Sporton International Inc. (ShenZhen) 1/F, 2/F, Bldg 5, Shiling Industrial Zone, Xinwei Village, Xili, Nanshan, Shenzhen, 518055 People’s Republic of China Sporton International Inc. (ShenZhen) Page Number : 2 of 12 TEL : +86-755-8637-9589 Report Issued Date : Feb. 02, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 Report Template No.: SCE Version 1.0 FCC RF Test Report Report No. : 3D1301-01 TABLE OF CONTENTS REVISION HISTORY .......................................................................................................................................... 3 1 GENERAL DESCRIPTION .......................................................................................................................... 4 1.1 Applicant ............................................................................................................................................ 4 1.2 Manufacturer ...................................................................................................................................... 4 1.3 Product Feature of Equipment Under Test ........................................................................................ 4 1.4 Modification of EUT ........................................................................................................................... 4 1.5 Testing Site ........................................................................................................................................ 5 1.6 Test Software ..................................................................................................................................... 5 1.7 Applicable Standards ......................................................................................................................... 5 2 RE-USE OF MEASURED DATA ................................................................................................................. 6 2.1 Introduction Section ........................................................................................................................... 6 2.2 Model Difference Information ............................................................................................................ 6 2.3 Reference detail Section: .................................................................................................................. 7 2.4 Spot Check Verification Data Section ................................................................................................ 8 3 LIST OF MEASURING EQUIPMENT ........................................................................................................ 11 4 MEASUREMENT UNCERTAINTY ............................................................................................................ 12 APPENDIX A. SETUP PHOTOGRAPHS Sporton International Inc. (ShenZhen) Page Number : 3 of 12 TEL : +86-755-8637-9589 Report Issued Date : Feb. 02, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 Report Template No.: SCE Version 1.0 FCC RF Test Report Report No. : 3D1301-01 REVISION HISTORY REPORT NO. VERSION DESCRIPTION ISSUED DATE 3D1301-01 Rev. 01 Initial issue of report Feb. 02, 2024 Conformity Assessment Condition: 1. The test results (PASS/FAIL) with all measurement uncertainty excluded are presented against the regulation limits or in accordance with the requirements stipulated by the applicant/manufacturer who shall bear all the risks of non-compliance that may potentially occur if measurement uncertainty is taken into account. 2. The measurement uncertainty please refer to each test result in the section “Measurement Uncertainty” Disclaimer: The product specifications of the EUT presented in the test report that may affect the test assessments are declared by the manufacturer who shall take full responsibility for the authenticity. Sporton International Inc. (ShenZhen) Page Number : 4 of 12 TEL : +86-755-8637-9589 Report Issued Date : Feb. 02, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 Report Template No.: SCE Version 1.0 FCC RF Test Report Report No. : 3D1301-01 1 General Description 1.1 Applicant Realme Chongqing Mobile Telecommunications Corp., Ltd. No.178 Yulong Avenue,Yufengshan,Yubei District,Chongqing,China 1.2 Manufacturer Realme Chongqing Mobile Telecommunications Corp., Ltd. No.178 Yulong Avenue,Yufengshan,Yubei District,Chongqing,China 1.3 Product Feature of Equipment Under Test Product Feature Equipment Mobile Phone Brand Name realme Model Name RMX3997 FCC ID 2AUYFRMX3997 IMEI Code Conducted: 860211070020476/860211070020468 Radiation: 860211070023132/860211070023124 HW Version 11 SW Version realme UI 5.0 EUT Stage Production Unit Remark: The above EUT's information was declared by manufacturer. Please refer to the specifications or user's manual for more detailed description. 1.4 Modification of EUT No modifications are made to the EUT during all test items. Sporton …

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Sporton International Inc. (ShenZhen) Page Number : 1 of 31 TEL : +86-755-8637-9589 Report Issued Date : Jan. 23, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 FCC ID : 2AUYFRMX3999 Report Template No.: BU5-FR15EWL AC MA Version 2.0 FCC RF Test Report Report No. : FR3D1301E FCC RF Test Report APPLICANT : Realme Chongqing Mobile Telecommunications Corp., Ltd. EQUIPMENT : Mobile Phone BRAND NAME : realme MODEL NAME : RMX3999 FCC ID : 2AUYFRMX3999 STANDARD : FCC Part 15 Subpart E §15.407 CLASSIFICATION : (NII) Unlicensed National Information Infrastructure TEST DATE(S) : Dec. 25, 2023 ~ Jan. 14, 2024 We, Sporton International Inc.(ShenZhen), would like to declare that the tested sample has been evaluated in accordance with the test procedures and has been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of Sporton International Inc.(ShenZhen), the test report shall not be reproduced except in full. Approved by: Jason Jia Sporton International Inc. (ShenZhen) 1/F, 2/F, Bldg 5, Shiling Industrial Zone, Xinwei Village, Xili, Nanshan, Shenzhen, 518055 People’s Republic of China Sporton International Inc. (ShenZhen) Page Number : 2 of 31 TEL : +86-755-8637-9589 Report Issued Date : Jan. 23, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 FCC ID : 2AUYFRMX3999 Report Template No.: BU5-FR15EWL AC MA Version 2.0 FCC RF Test Report Report No. : FR3D1301E TABLE OF CONTENTS REVISION HISTORY .......................................................................................................................................... 3 SUMMARY OF TEST RESULT ......................................................................................................................... 4 1 GENERAL DESCRIPTION .......................................................................................................................... 5 1.1 Applicant ............................................................................................................................................ 5 1.2 Manufacturer ...................................................................................................................................... 5 1.3 Product Feature of Equipment Under Test ........................................................................................ 5 1.4 Product Specification of Equipment Under Test ................................................................................ 5 1.5 Modification of EUT ........................................................................................................................... 6 1.6 Testing Location ................................................................................................................................ 7 1.7 Test Software ..................................................................................................................................... 7 1.8 Applicable Standards ......................................................................................................................... 7 2 TEST CONFIGURATION OF EQUIPMENT UNDER TEST ........................................................................ 8 2.1 Carrier Frequency and Channel ........................................................................................................ 8 2.2 Test Mode .......................................................................................................................................... 9 2.3 Connection Diagram of Test System ............................................................................................... 10 2.4 Support Unit used in test configuration and system ........................................................................ 11 2.5 EUT Operation Test Setup .............................................................................................................. 11 2.6 Measurement Results Explanation Example ................................................................................... 11 3 TEST RESULT ........................................................................................................................................... 12 3.1 6dB and 26dB and 99% Occupied Bandwidth Measurement ......................................................... 12 3.2 Maximum Conducted Output Power Measurement ........................................................................ 17 3.3 Power Spectral Density Measurement ............................................................................................ 19 3.4 Unwanted Emissions Measurement ................................................................................................ 22 3.5 AC Conducted Emission Measurement........................................................................................... 27 3.6 Antenna Requirements .................................................................................................................... 29 4 LIST OF MEASURING EQUIPMENT ........................................................................................................ 30 5 MEASUREMENT UNCERTAINTY ............................................................................................................ 31 APPENDIX A. CONDUCTED TEST RESULTS APPENDIX B. AC CONDUCTED EMISSION TEST RESULT APPENDIX C. RADIATED SPURIOUS EMISSION APPENDIX D. DUTY CYCLE PLOTS APPENDIX E. SETUP PHOTOGRAPHS Sporton International Inc. (ShenZhen) Page Number : 3 of 31 TEL : +86-755-8637-9589 Report Issued Date : Jan. 23, 2024 FAX : +86-755-8637-9595 Report Version : Rev. 01 FCC ID : 2AUYFRMX3999 Report Template No.: BU5-FR15EWL AC MA Version 2.0 FCC RF Test Report Report No. : FR3D1301E REVISION HISTORY REPORT NO. VERSION DESCRIPTION ISSUED DATE FR3D1301E Rev. 01 Initial issue of report Jan. 23, 2024 Sporton International Inc. (ShenZhen) Page Number : 4 of 31 TEL : +86-755-8637-9589 Report Issued Da…

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Sporton International Inc. (ShenZhen) Page Number : C86 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 36 Band Edge - L U-NII-3_5.725-5.85_802.11ac VHT40_CH159_5795MHz ANT 8 Pol. Horizontal Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C87 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 36 Band Edge - R U-NII-3_5.725-5.85_802.11ac VHT40_CH159_5795MHz ANT 8 Pol. Horizontal Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C88 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 36 Band Edge - L U-NII-3_5.725-5.85_802.11ac VHT40_CH159_5795MHz ANT 8 Pol. Vertical Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C89 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 36 Band Edge - R U-NII-3_5.725-5.85_802.11ac VHT40_CH159_5795MHz ANT 8 Pol. Vertical Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C90 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 37 Band Edge - L U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Horizontal Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C91 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 37 Band Edge - R U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Horizontal Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C92 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 37 Band Edge - L U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Vertical Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C93 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 37 Band Edge - R U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Vertical Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C94 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 37 Harmonic U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Horizontal Vertical Peak Avg Sporton International Inc. (ShenZhen) Page Number : C95 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 38 Band Edge U-NII-2C_5.47-5.725_802.11ac VHT20_CH136_5680MHz ANT 8 Pol. Horizontal Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C96 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 38 Band Edge U-NII-2C_5.47-5.725_802.11ac VHT20_CH136_5680MHz ANT 8 Pol. Vertical Fundamental Peak Avg Blank Sporton International Inc. (ShenZhen) Page Number : C97 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 39 Band Edge - L U-NII-2C_5.47-5.725_802.11ac VHT40_CH110_5550MHz ANT 8 Pol. Horizontal Fundamental Peak Avg Sporton International Inc. (ShenZhen) Page Number : C98 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 39 Band Edge - R U-NII-2C_5.47-5.725_802.11ac VHT40_CH110_5550MHz ANT 8 Pol. Horizontal Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C99 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 39 Band Edge - L U-NII-2C_5.47-5.725_802.11ac VHT40_CH110_5550MHz ANT 8 Pol. Vertical Fundamental Peak Avg Sporton International Inc. (ShenZhen) Page Number : C100 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 39 Band Edge - R U-NII-2C_5.47-5.725_802.11ac VHT40_CH110_5550MHz ANT 8 Pol. Vertical Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C101 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 40 LF U-NII-2C_5.47-5.725_802.11ac VHT40_CH134_5670MHz ANT 8 Pol. Horizontal Vertical QP/ Peak Sporton International Inc. (ShenZhen) Page Number : C102 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 41 LF U-NII-3_5.725-5.85_802.11ac VHT80_CH155_5775MHz ANT 8 Pol. Horizontal Vertical QP/ Peak Sporton International Inc. (ShenZhen) Page Number : C103 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 42 Band Edge - L Co-colation _802.11ac VHT40_CH134_5670MHz+ LTE Band 13 ANT 8 Pol. Horizontal Fundamental Peak Avg Sporton International Inc. (ShenZhen) Page Number : C104 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 42 Band Edge - R Co-colation _802.11ac VHT40_CH134_5670MHz+ LTE Band 13 ANT 8 Pol. Horizontal Fundamental Peak Blank Sporton International Inc. (ShenZhen) Page Number : C105 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 42 Band Edge - L Co-colation _802.11ac VHT40_CH134_5670MHz+ LTE Band 13 ANT 8 Pol. Vertical Fundamental Peak Avg Sporton International Inc. (ShenZhen) Page Number : C106 of C107 TEL : +86-755-8637-9589 FAX : +86-755-8637-9595 FCC ID : 2AUYFRMX3999 FCC RF Test Report Report No. : FR3D1301E Mode 42 Band Edge -…

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