2AR8X-CH351Gaming Headset

Cooler Master Technology Inc. Covered Equipment Certification Attestation Letter 2024-08-09 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID:2AR8X-CH351 Cooler Master Technology Inc. (“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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. Cooler Master Technology Inc. (“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. Signed: Printed name: Monica Chiu Title: IO-CGP PM Company Name: Cooler Master Technology Inc. Address: 7F., No.398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Phone: +886-2-2225-3517 E-Mail: [email protected] Date: 2024-08-09

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: CMI USA FRN: 0033947839 Contact Name: Andrew Ng Address: 1N. Indian Hill Boulevard, Suite #d200, Claremont, CA 91711 Telephone No: (909) 673-9880 Email: [email protected] Applicant: Company name: Cooler Master Technology Inc. Product Description: Gaming Headset Grantee code: 2AR8X FCC ID: 2AR8X-CH351 FRN：0028111367 Contact Name: Monica Chiu Address: 7F., No.398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Telephone No: +886-2-2225-3517 Email: [email protected] Cooler Master Technology Inc. certifies that, as of the date of this filing of the application with the TCB, [CMI USA] is our designated US agent for service of process for the above referenced FCC ID. Cooler Master Technology Inc. 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. [CMI USA] 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: 2024-08-09 Applicant’s Name: Monica Chiu US Agent’s Name: Andrew Ng Title: IO-CGP PM Title: Manager Signature： Signature: Andrew Ng

Cooler Master Technology Inc. 2024-08-09 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 AUTHORITY TO ACT AS AGENT - FCC On our behalf, I appoint Damon Hu, Guangdong Dongdian Testing Service Co.,Ltd.( Unit 2, Building 1, No.17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808), to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in FCC regulations will have affixed to it a label identical to that submitted for approval with this application. In signing this letter, Applicant certifies that neither the applicant nor any party to the application is not subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko North America Inc., still resides still resides with us. Sincerely, Printed name: Monica Chiu Title: IO-CGP PM Company Name: Cooler Master Technology Inc. Address: 7F., No.398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Phone: +886-2-2225-3517 E-Mail: [email protected] Date: 2024-08-09

Cooler Master Technology Inc. 2024-08-09 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 REQUEST FOR CONFIDENTIALITY – FCC FCC ID: 2AR8X-CH351 Pursuant to Sections 0.457(d) and 0.459 of the Commission’s Rules and FCC Guidance document 726920, we hereby request permanent confidential treatment of exhibits identified as such in the table below and request they are permanently withheld from public review based on the documents containing trade secrets and proprietary information not customarily released to the public. The public disclosure of this information might be harmful to the applicant and provide unjustified benefits to its competitors. We also request short-term confidentiality on certain exhibits until the intended date of marketing as outlined below. We request the exhibits be withheld from public view for a period of insert number of 180 days (cannot exceed 180 days) days. We attest marketing of the product will only commence after the period of short-term confidentiality expires, or if marketing is to commence before the requested number of days listed above, the grantee will inform Nemko to release the Short-Term Confidentiality information withheld on the FCC equipment authorization website. Exhibit Type of Confidentiality Requested Block Diagrams ☒ Permanent ☐ Short Term External Photos ------------------ ☒ Short Term Internal Photos ☐ Permanent* ☒ Short Term Operation Description ☒ Permanent ☐ Short Term Parts List & Placement/BOM ☐ Permanent ☐ Short Term Tune-Up Procedure ☐ Permanent ☐ Short Term Schematic Diagrams ☒ Permanent ☐ Short Term Test Setup Photos ------------------ ☒ Short Term User’s Manual ☐ Permanent* ☒ Short Term The asterisked items (*) require further information to be provided in this justification letter before permanent confidentiality will be extended to these exhibits. Please refer to FCC KDB 726920 D01 found at: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731 and review section II, 3) regarding specific information that must accompany these requests. Note: any documents held under the Short-Term confidentiality will automatically become public after the requested time if an appropriate extension request has not been received. Any exhibits (i.e., schematic diagrams) that may have already been requested to have “Permanent” confidentiality as shown above need not be repeated under Short-Term confidentiality request. Sincerely, Signed: Printed name: Monica Chiu Title: IO-CGP PM Company Name: Cooler Master Technology Inc. Address: 7F., No.398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Phone: +886-2-2225-3517 E-Mail: [email protected] Date: 2024-08-09

Cooler Master Technology Inc. Product Similarity Declaration Product name: Gaming Headset Model name: CH351, CH-351, CH-351-MC, CH-351-********, (CH351-******** The symbol "*" can be may be any alphanumeric character, symbol, or blank. When "*" is blank, "-" can be optional, for marketing usage) FCC ID： 2AR8X-CH351 We (Cooler Master Technology Inc.) hereby state that all the models are electrical identical including the same hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure, the difference are _model number__. Signature: Name: Monica Chiu Title: IO-CGP PM Place Taiwan, date 2024-08-09

CH351-CM AMY-CM 1:1 20240605 A 78-100-0167-100S 尺寸: W49.819mm x H18.71mm 公差: + / - 0.5mm 材質: 合成紙100#背膠、啞膠、雙色印刷 Pantone Black C + Pantone Coolgrary 9C 裁切線 (L Side) 這孔只有L Side有 CH351_Model Label_CM

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 TRF No.: RT-4-E-02-001 RF test report Ver. 1.0 Page 1 of 144 FCC CERTIFICATION TEST REPORT Applicant : Cooler Master Technology Inc. Address of Applicant : 7F., No.398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Manufacturer : Dong Guan IONE Electronic Technology Co., Ltd. Address of Manufacturer : Building 3 No.76, Yongjun 2nd, Road, HuangJiang Town, DongGuan City, GuangDong Province, China Equipment under Test : Gaming Headset Model No. : CH351, CH-351, CH-351-MC, CH-351-********, CH351-******** The symbol "*" can be may be any alphanumeric character, symbol, or blank. When "*" is blank, "-" can be optional, for marketing usage) FCC ID : 2AR8X-CH351 Test Standard(s) : FCC Rules and Regulations Part 15 Subpart C, ANSI C63.10:2013 Report No. : DDT-RE24050708-2E01 Issue Date : 2024/08/07 Issue By : Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 TRF No.: RT-4-E-02-001 RF test report Ver. 1.0 Page 2 of 144 Table of Contents 1. Summary of Test Results ............................................................................................. 7 2. General Test Information .............................................................................................. 8 2.1. Description of EUT ........................................................................................................ 8 2.2. Accessories of EUT ...................................................................................................... 9 2.3. Block diagram of EUT configuration for test ................................................................. 9 2.4. Decision of final test mode ........................................................................................... 9 2.5. Deviations of test standard ......................................................................................... 10 2.6. Test environment conditions ....................................................................................... 10 2.7. Test laboratory ............................................................................................................ 10 2.8. Measurement uncertainty ........................................................................................... 11 3. Equipment Used During Conductive Test .................................................................. 12 4. 20 dB Bandwidth ......................................................................................................... 13 4.1. Block diagram of test setup ........................................................................................ 13 4.2. Limits ........................................................................................................................... 13 4.3. Test procedure ............................................................................................................ 13 4.4. Test result ................................................................................................................... 14 4.5. Test graphs ................................................................................................................. 15 5. Maximum Peak Output Power .................................................................................... 21 5.1. Block diagram of test setup ........................................................................................ 21 5.2. Limits ........................................................................................................................... 21 5.3. Test procedure ............................................................................................................ 21 5.4. Test result ................................................................................................................... 22 5.5. Test graphs ................................................................................................................. 23 6. Carrier Frequency Separation .................................................................................... 29 6.1. Block diagram of test setup ........................................................................................ 29 6.2. Limits ........................................................................................................................... 29 6.3. Test procedure ............................................................................................................ 29 6.4. Test result ................................................................................................................... 30 6.5. Test graphs ................................................................................................................. 31 7. Dwell Time .................................................................................................................. 33 7.1. Block diagram of test setup ........................................................................................ 33 7.2. Limits ........................................................................................................................... 33 7.3. Test procedure ............................................................................................................ 33 7.4. Test result ................................................................................................................... 34 7.5. Test graphs ................................................................................................................. 35 8. Number of Hopping Channel ...................................................................................... 47 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 TRF No.: RT-4-E-02-001 RF test report Ver. 1.0 Page 3 of 144 8.1. Block diagr…

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

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 49 of 144 8.5. Test graphs DH5_Ant1_Hop DH5_Ant2_Hop 2DH5_Ant1_Hop 2DH5_Ant2_Hop Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 50 of 144 3DH5_Ant1_Hop 3DH5_Ant2_Hop Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 51 of 144 9. Band Edge Compliance (Conducted Method) 9.1. Block diagram of test setup 9.2. Limit All restriction band should comply with 15.209, other emission should be at least 20dB below the fundamental. 9.3. Test procedure (1) Connect EUT’s antenna output to spectrum analyzer by RF cable. (2) Establish a reference level by using the following procedure: RBW: 100 kHz VBW: 300 kHz Span Encompass frequency range to be measured Detector Mode: Peak Sweep time: Auto Trace mode Max hold (3) Allow the trace to stabilize, use the peak marker function to determine the maximum peak power level to establish the reference level. (4) Then mark the maximum amplitude of all unwanted emissions outside of the authorized frequency band.Appendix G: Band edge measurements Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 52 of 144 9.4. Test result Test Engineer: Haofeng Test Site: RF Measurement System 4# Ambient Condition: 26.2°C,44.8%RH Test Date: 2024.07.23~2024.07.24 Test Power Supply: Battery Sample Number: S24050708-005 Mode Freq. (MHz) Verdict GFSK Hopping off 2402 Pass Hopping off 2480 Pass Hopping on Pass /4-DQPSK Hopping off 2402 Pass Hopping off 2480 Pass Hopping on Pass 8DPSK Hopping off 2402 Pass Hopping off 2480 Pass Hopping on Pass Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 53 of 144 9.5. Test graphs DH5_Ant1_Low_2402 DH5_Ant2_Low_2402 DH5_Ant1_High_2480 DH5_Ant2_High_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 54 of 144 DH5_Ant1_Low_Hop_2402 DH5_Ant2_Low_Hop_2402 DH5_Ant1_High_Hop_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 55 of 144 DH5_Ant2_High_Hop_2480 2DH5_Ant1_Low_2402 2DH5_Ant2_Low_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 56 of 144 2DH5_Ant1_High_2480 2DH5_Ant2_High_2480 2DH5_Ant1_Low_Hop_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 57 of 144 2DH5_Ant2_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 2DH5_Ant2_High_Hop_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 58 of 144 3DH5_Ant1_Low_2402 3DH5_Ant2_Low_2402 3DH5_Ant1_High_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 59 of 144 3DH5_Ant2_High_2480 3DH5_Ant1_Low_Hop_2402 3DH5_Ant2_Low_Hop_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 60 of 144 3DH5_Ant1_High_Hop_2480 3DH5_Ant2_High_Hop_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 61 of 144 10. RF Conducted Spurious Emissions 10.1. Block diagram of test setup 10.2. Limits In any 100 kHz bandwidth outside the frequency bands in which the spread spectrum intentional radiator in operating, the radio frequency power that is produced by the intentional radiator shall be at least 20 dB below that in the 100 kHz bandwidth within the band that contains the highest level of the desired power. 10.3. Test procedure (1) Connect EUT’s antenna output to spectrum analyzer by RF cable. (2) Establish a reference level by using the following procedure: Center frequency Test frequency RBW: 100 kHz VBW: 300 kHz Span Wide enough to capture the peak level of the in- band emission Detector Mode: Peak Sweep time: Auto Trace mode Max hold (3) Allow the trace to stabilize, use the peak marker function to determine the maximum peak power level to establish the reference level. (4) Set the spectrum analyzer as follows: RBW: 100 kHz VBW: 300 kHz Span Encompass frequency range to be measured Number of measurement points ≥Span/RBW Detector Mode: Peak Sweep time: Auto Trace mode Max hold Allow the trace to stabilize, use the peak marker function to determine the maximum amplitude of all unwanted emissions outside of the authorized frequency band Appendix H: Conducted Spurious Emission Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 62 of 144 10.4. Test result Test Engineer: Haofeng Test Site: RF Measurement System 4# Ambient Condition: 26.2°C,44.8%RH Test Date: 2024.07.23~2024.07.24 Test Power Supply: Battery Sample Number: S24050708-005 Mode Freq. (MHz) Verdict GFSK Hopping off 2402 Pass Hopping off 2441 Pass Hopping off 2480 Pass /4-DQPSK Hopping off 2402 Pass Hopping off 2441 Pass Hopping off 2480 Pass 8DPSK Hopping off 2402 Pass Hopping off 2441 Pass Hopping off 2480 Pass Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 63 of 144 10.5. Test graphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 DH5_Ant2_2402_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 64 of 144 DH5_Ant2_2402_30~1000 DH5_Ant2_2402_1000~26500 DH5_Ant1_2441_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 65 of 144 DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 DH5_Ant2_2441_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 66 of 144 DH5_Ant2_2441_30~1000 DH5_Ant2_2441_1000~26500 DH5_Ant1_2480_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 67 of 144 DH5_Ant1_2480_30~1000 DH5_Ant1_2480_1000~26500 DH5_Ant2_2480_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 68 of 144 DH5_Ant2_2480_30~1000 DH5_Ant2_2480_1000~26500 2DH5_Ant1_2402_0~Reference Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 69 of 144 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant2_2402_0~Ref…

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

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 81 of 144 11. Duty cycle 11.1. Block diagram of test setup 11.2. Limit Just for Report. 11.3. Test procedure (1) Connected the EUT’s antenna port to the Spectrum Analyzer by suitable attenuator, The cable loss and attenuator loss have been put into spectrum analyzer as amplitude offset. set the Spectrum Analyzer as below: Centre Frequency: The centre frequency of the middle hopping channel. Resolution BW: 10 MHz. Video BW: 10 MHz. Span: Zero span. Detector: Peak. Trace Mode: Clear Write. Sweep: Video Trigger (2) When the trace is complete, measure the sending time of 1 burst and the duty cycle of 1 burst cycle. (3) Calculate dwell time follow below formula: Duty cycle= Pulse’s on time / Burst cycleAppendix I: Duty Cycle Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 82 of 144 11.4. Test result Test Engineer: Haofeng Test Site: RF Measurement System 4# Ambient Condition: 26.2°C,44.8%RH Test Date: 2024.07.23~2024.07.24 Test Power Supply: Battery Sample Number: S24050708-005 Test Mode Antenna Frequency [MHz] ON Time [ms] Period [ms] Duty Cycle [%] Duty Cycle Factor[dB] DH5 Ant1 2402 2.92 3.75 77.87 1.09 Ant2 2402 2.92 3.75 77.87 1.09 Ant1 2441 2.92 3.75 77.87 1.09 Ant2 2441 2.92 3.75 77.87 1.09 Ant1 2480 2.92 3.75 77.87 1.09 Ant2 2480 2.92 3.75 77.87 1.09 2DH5 Ant1 2402 2.91 3.75 77.60 1.10 Ant2 2402 2.91 3.75 77.60 1.10 Ant1 2441 2.91 3.75 77.60 1.10 Ant2 2441 2.92 3.76 77.66 1.10 Ant1 2480 2.92 3.76 77.66 1.10 Ant2 2480 2.92 3.76 77.66 1.10 3DH5 Ant1 2402 2.91 3.75 77.60 1.10 Ant2 2402 2.91 3.75 77.60 1.10 Ant1 2441 2.92 3.76 77.66 1.10 Ant2 2441 2.92 3.76 77.66 1.10 Ant1 2480 2.91 3.75 77.60 1.10 Ant2 2480 2.91 3.75 77.60 1.10 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 83 of 144 11.5. Test graphs DH5_Ant1_2402 DH5_Ant2_2402 DH5_Ant1_2441 DH5_Ant2_2441 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 84 of 144 DH5_Ant1_2480 DH5_Ant2_2480 2DH5_Ant1_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 85 of 144 2DH5_Ant2_2402 2DH5_Ant1_2441 2DH5_Ant2_2441 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 86 of 144 2DH5_Ant1_2480 2DH5_Ant2_2480 3DH5_Ant1_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 87 of 144 3DH5_Ant2_2402 3DH5_Ant1_2441 3DH5_Ant2_2441 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 88 of 144 3DH5_Ant1_2480 3DH5_Ant2_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 89 of 144 12. Antenna Requirements 12.1. Limit For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator shall be designed to ensure that no antenna other than that furnished by the responsible party shall be used with the device. And according to FCC 47 CFR Section 15.247 (b), if transmitting antennas of directional gain greater than 6 dBi are used, the power shall be reduced by the amount in dB that the directional gain of the antenna exceeds 6 dBi. For intentional device, according to RSS-Gen issue 5 section 6.8. The applicant for equipment certification shall provide a list of all antenna types that may be used with the transmitter, where applicable (i.e. for transmitters with detachable antenna), indicating the maximum permissible antenna gain (in dBi) and the required impedance for each antenna. The test report shall demonstrate the compliance of the transmitter with the limit for maximum equivalent isotropically radiated power (e.i.r.p.) specified in the applicable RSS, when the transmitter is equipped with any antenna type, selected from this list. 12.2. Result The antenna used for this product as Antenna information described in section 2.1 of the report, and there is no other antenna than that furnished by the responsible party shall be used with the device. Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 90 of 144 13. Radiated Emission 13.1. Test equipment Equipment Manufacturer Model No. Serial No. Cal Due To RF Cable N/A W13.02 AP1-X2 DDT-ZC04023 2025/03/31 RF Cable N/A W24.02 HL-562 DDT-ZC04022 2025/03/31 Hochgewinn- Hornantenne SCHWARZBEC K BBHA 9120 D DDT-ZC02129 2025/09/18 PSA Series Spectrum Analyzer Agilent E4447A DDT-ZC00517 2025/03/31 Pre-amplifier COM-POWER PAM-840A DDT-ZC01693 2025/03/31 Micro-Tronics filters REBES BRM50702 DDT-ZC03242 / High Pass filter Xi'an Xingbo XBLBQ-GTA67 DDT-ZC02179 2025/04/22 Trilog Broadband Antenna Schwarzbeck VULB 9163 DDT-ZC02050 2025/07/11 High pass filter Micro-Tronics HPM50108 DDT-ZC00560 2025/04/22 ELECTRIC AND MAGNETIC FIELD ANALYZER Narda EHP-200A DDT-ZC01401 2024/09/20 Broad-Band Horn Antenna Schwarzbeck BBHA 9170 DDT-ZC00506 2025/04/26 Active Loop Antenna Schwarzbeck FMZB1519 DDT-ZC00524 2025/09/11 RF cable Zhongke Junchuang JCT26S-NJ-NJ- 1.5M DDT-ZC02762 2025/03/31 EMI TEST RECEIVER R&S ESU26 DDT-ZC01909 2025/03/31 High pass filter Micro-Tronics HPM50102 DDT-ZC00561 2025/04/22 RF cable Yuhu Technology ZT26S-SMAJ- SMAJ-1M DDT-ZC02037 2025/03/31 Micro-Tronics filters REBES BRM50716 DDT-ZC03240 / RF cable Yuhu Technology JCTB810-NJ-NJ- 9M DDT-ZC02538 2025/03/31 Pre-amplifier COM-POWER PAM-118A DDT-ZC01293 2025/07/08 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 91 of 144 13.2. Block diagram of test setup Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE24050708-2E01 Page 92 of 144 13.3. Limits (1) FCC 15.205 Restricted frequency band MHz MHz MHz GHz 0.090-0.110 16.42-16.423 399.9-410 4.5-5.15 1 0.495-0.505 16.69475-16.69525 608-614 5.35-5.46 2.1735-2.1905 16.80425-16.80475 960-1240 7.25-7.75 4.125-4.128 25.5-25.67 1300-1427 8.025-8.5 4.1772&4.17775 37.5-38.25 1435-1626.5 9.0-9.2 4.2072&4.20775 73-74.6 1645.5-1646.5 9.3-9.5 6.215-6.218 74.8-75.2 1660-1710 10.6-12.7 6.26775-6.26825 108-121.94 171…

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