A3LWCHA42MWiFi BT Transceiver

Test report No. : 4791958133-US-R0-V0 Page : 1 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 RADIO TEST REPORT Product : Wi-Fi/BT Transceiver Model Name : WCHA42M FCC ID : A3LWCHA42M Test Regulation : FCC 47 CFR Part 15 Subpart C (Section 15.247) Received Date : 2025/10/01 Test Date : 2025/10/04 ~ 2025/11/20 Issued Date : 2025/12/11 Applicant : Samsung Electronics Co Ltd 19 Chapin Rd., Building D, Pine Brook New Jersey, 07058 United States Issued By : Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan The results reported herein have been performed in accordance with the laboratory’s terms of accreditation. This report shall not be reproduced except in full without the written approval of the Laboratory. The results in this report are responsible of the test sample(s) provided by the client only and are not to be used to indicate applicability to other similar products. Test report No. : 4791958133-US-R0-V0 Page : 2 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 REVISION HISTORY Original Test Report No.: 4791958133-US-R0-V0 Revision Test report No. Date Page revised Contents Original 4791958133-US-R0-V0 2025/12/11 - Initial issue Test report No. : 4791958133-US-R0-V0 Page : 3 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Table of Contents 1. Attestation of Test Results ..................................................................................................4 2. Summary of Test Results ....................................................................................................6 3. Test Methodology and Reference Procedures ..................................................................7 4. Facilities and Accreditation ................................................................................................7 5. Measurement Uncertainty ..................................................................................................8 6. Equipment under Test .........................................................................................................9 6.1. Description of EUT .................................................................................................. 9 6.2. Channel List ........................................................................................................... 11 6.3. Test Condition ........................................................................................................ 12 6.4. Description of Available Antennas ........................................................................ 13 6.5. Test Mode Applicability and Tested Channel Detail ............................................. 14 6.6. Duty cycle .............................................................................................................. 17 7. Test Equipment ................................................................................................................. 19 8. Description of Test Setup ................................................................................................. 21 9. Test Results ........................................................................................................................ 23 9.1. 6dB Bandwidth ...................................................................................................... 23 9.2. Conducted Output Power ....................................................................................... 33 9.3. Power Spectral Density .......................................................................................... 35 9.4. Conducted Out of Band Emission.......................................................................... 45 9.5. Radiated Spurious Emission ................................................................................ 126 9.6. AC Power Line Conducted Emission .................................................................. 211 Test report No. : 4791958133-US-R0-V0 Page : 4 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 1. Attestation of Test Results APPLICANT COMPANY NAME: Samsung Electronics Co Ltd ADDRESS: 19 Chapin Rd., Building D, Pine Brook New Jersey, 07058 United States MANUFACTURER COMPANY NAME: Samsung Electronics Co., Ltd. ADDRESS: 129 Samsung-ro, Yeongtong-gu, Suwon-Si Gyeonggi-do 16677 Korea (Republic Of Korea) FACTORY COMPANY NAME 1: CHEMTRONICS Co., Ltd ADDRESS: 35, Hyeongjero, Namsa-myeon, Cheoin-gu, Yongin-si, Gyeonggi-do, Republic of Korea COMPANY NAME 2: CHEMTROVINA COMPANY LIMITED ADDRESS: Nhon Trach 2-Loc Khang IZ, Hiep Phuoc Town, Nhon Trach District, Dong Nai Province, Vietnam COMPANY NAME 3: SJIT CO., LTD. ADDRESS: #54-11, Dongtanhana 1gil, Hwaseong-si, Gyeonggi-Do, Korea COMPANY NAME 4: SJIT VINA Co., Ltd. ADDRESS: Lot X2, Ho Nai Industrial Zone, Ho Nai 3 commune, Trang Bom District, Dong Nai Province, Vietnam COMPANY NAME 5: Chengdu Xuguang Technology Co., Ltd. ADDRESS: Building 1, Floors 1-2 and Building 2, Wen…

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Test report No. : 4791958133-US-R5-V0 Page : 1 of 56 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 RADIO TEST REPORT Product : Wi-Fi/BT Transceiver Model Name : WCHA42M FCC ID : A3LWCHA42M Test Regulation : FCC 47 CFR Part 15 Subpart C (Section 15.247) Received Date : 2025/10/01 Test Date : 2025/10/04 ~ 2025/11/20 Issued Date : 2025/12/11 Applicant : Samsung Electronics Co Ltd 19 Chapin Rd., Building D, Pine Brook New Jersey, 07058 United States Issued By : Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan The results reported herein have been performed in accordance with the laboratory’s terms of accreditation. This report shall not be reproduced except in full without the written approval of the Laboratory. The results in this report are responsible of the test sample(s) provided by the client only and are not to be used to indicate applicability to other similar products. Test report No. : 4791958133-US-R5-V0 Page : 2 of 56 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 REVISION HISTORY Original Test Report No.: 4791958133-US-R5-V0 Revision Test report No. Date Page revised Contents Original 4791958133-US-R5-V0 2025/12/11 - Initial issue Test report No. : 4791958133-US-R5-V0 Page : 3 of 56 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Table of Contents 1. Attestation of Test Results ..................................................................................................4 2. Summary of Test Results ....................................................................................................6 3. Test Methodology and Reference Procedures ..................................................................7 4. Facilities and Accreditation ................................................................................................7 5. Measurement Uncertainty ..................................................................................................8 6. Equipment under Test .........................................................................................................9 6.1. Description of EUT .................................................................................................. 9 6.2. Channel List ........................................................................................................... 10 6.3. Test Condition ........................................................................................................ 11 6.4. Description of Available Antennas ........................................................................ 12 6.5. Test Mode Applicability and Tested Channel Detail ............................................. 13 6.6. Duty cycle .............................................................................................................. 14 7. Test Equipment ................................................................................................................. 15 8. Description of Test Setup ................................................................................................. 17 9. Test Results ........................................................................................................................ 19 9.1. 6dB Bandwidth ...................................................................................................... 19 9.2. Conducted Output Power ....................................................................................... 22 9.3. Power Spectral Density .......................................................................................... 24 9.4. Conducted Out of Band Emission.......................................................................... 27 9.5. Radiated Spurious Emission .................................................................................. 34 9.6. AC Power Line Conducted Emission .................................................................... 53 Test report No. : 4791958133-US-R5-V0 Page : 4 of 56 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 1. Attestation of Test Results APPLICANT COMPANY NAME: Samsung Electronics Co Ltd ADDRESS: 19 Chapin Rd., Building D, Pine Brook New Jersey, 07058 United States MANUFACTURER COMPANY NAME: Samsung Electronics Co., Ltd. ADDRESS: 129 Samsung-ro, Yeongtong-gu, Suwon-Si Gyeonggi-do 16677 Korea (Republic Of Korea) FACTORY COMPANY NAME 1: CHEMTRONICS Co., Ltd ADDRESS: 35, Hyeongjero, Namsa-myeon, Cheoin-gu, Yongin-si, Gyeonggi-do, Republic of Korea COMPANY NAME 2: CHEMTROVINA COMPANY LIMITED ADDRESS: Nhon Trach 2-Loc Khang IZ, Hiep Phuoc Town, Nhon Trach District, Dong Nai Province, Vietnam COMPANY NAME 3: SJIT CO., LTD. ADDRESS: #54-11, Dongtanhana 1gil, Hwaseong-si, Gyeonggi-Do, Korea COMPANY NAME 4: SJIT VINA Co., Ltd. ADDRESS: Lot X2, Ho Nai Industrial Zone, Ho Nai 3 commune, Trang Bom District, Dong Nai Province, Vietnam COMPANY NAME 5: Chengdu Xuguang Technology Co., Ltd. ADDRESS: Building 1, Floors 1-2 and Building 2, Wenba…

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WCHA42M PassiveData 2025/09/19 1 1.Test Condition * QS95FChipAntenna -Test Chamber: AplustechOTA Chamber (Address:R&D Building No.9, Main Park, TaohuayuanScience &Technology Innovation Park, Shenzhen, China) -Network Analyzer:ReturnLoss -3DPassive Chamber :GainandEfficiency -Measuredby Yangda Lai2025/09/19 TestCondition 2. TestEnvironment 2 AntennaGainMeasurementProcedureandSoftware 3 -Test Frequency: Support400 MHz to 7.5 GHz -Chamber Size: 4mx2.5mx2.5m OTA measurement system -LTE Support ALL Band (FDD/TDD) -CDMA,GSM,WCDMA Support ALL Band -Passive Efficiency Measurement (400 MHz ~ 7.5GHz) -Test Plan for RF Performance Evaluation for LTE Mobile -Converged Devices -Test Plan for Wireless Device Over-the-Air Performance Support Measurement specifications ItemMeasuringInstrumentsLatest Calibration Schedule 1 OTA Chamber2024/12/01 2 Network Analyzer Keysight 5071c 2025/06/20 MeasuringInstruments 4 ElectricalCharacteristics 5 Item Specification ANT0 Specification ANT1 Specification BT0 Specification BT1 Antenna Type ChipAntennaChip Antenna ChipAntennaChipAntenna CentralFrequency 2440MHz5500MHz6175MHz6775MHz2440MHz5500MHz6175MHz6775MHz2440MHz2440MHz Band Width 80MHz700MHz500MHz700MHz80MHz700MHz500MHz700MHz80MHz80MHz PeakGain 0.21dBi 1.71dBI1.79dBI-0.64dBI-2.33dBi0.50dBi1.80dBi1.41dBi-1.64dBi-3.77dBi ReturnLoss <-6dB<-9dB<-5dB<-6dB Polarization LinearLinearLinearLinear AzimuthBeam width Omni-directionalOmni-directionalOmni-directionalOmni-directional Impedance 50Ω50Ω50Ω50Ω Dimension 12*4*0.55mm11.5*6*0.55mm7.5*2.6*0.55mm6*2.8*0.55mm 6 Passive test-Return Loss-WiFi ANT0 ANT1 7 Passive test-Return Loss-BT BT0 BT1 8 FrequencyEfficiency Average Gain Max Gain VerHorTotalVerHorTotal 2400MHz26.50 %-10.68 dBi-7.46 dBi-5.77 dBi-2.31 dBi-1.47 dBi-1.44 dBi 2410MHz28.23 %-10.44 dBi-7.17 dBi-5.49 dBi-2.07 dBi-1.05 dBi-1.02 dBi 2420MHz29.99 %-10.25 dBi-6.87 dBi-5.23 dBi-1.83 dBi-0.66 dBi-0.63 dBi 2430MHz31.67 %-10.06 dBi-6.61 dBi-4.99 dBi-1.60 dBi-0.31 dBi-0.29 dBi 2440MHz33.01 %-9.89 dBi-6.43 dBi-4.81 dBi-1.40 dBi-0.04 dBi-0.02 dBi 2450MHz34.04 %-9.73 dBi-6.31 dBi-4.68 dBi-1.25 dBi0.05 dBi0.07 dBi 2460MHz35.04 %-9.54 dBi-6.21 dBi-4.55 dBi-0.97 dBi0.09 dBi0.11 dBi 2470MHz36.21 %-9.37 dBi-6.08 dBi-4.41 dBi-0.74 dBi0.17 dBi0.19 dBi 2480MHz37.00 %-9.22 dBi-6.02 dBi-4.32 dBi-0.49 dBi0.20 dBi0.21 dBi 5150MHz44.88 %-6.63 dBi-6.36 dBi-3.48 dBi0.70 dBi0.63 dBi1.63 dBi 5250MHz46.30 %-6.58 dBi-6.14 dBi-3.34 dBi0.43 dBi0.46 dBi1.32 dBi 5350MHz43.68 %-6.96 dBi-6.28 dBi-3.60 dBi-0.33 dBi0.51 dBi1.16 dBi 5450MHz42.33 %-7.07 dBi-6.44 dBi-3.73 dBi0.00 dBi0.21 dBi1.24 dBi 5550MHz41.60 %-7.38 dBi-6.32 dBi-3.81 dBi-0.61 dBi0.69 dBi1.32 dBi 5650MHz43.97 %-7.17 dBi-6.06 dBi-3.57 dBi0.28 dBi0.75 dBi1.71 dBi 5750MHz42.21 %-7.55 dBi-6.08 dBi-3.75 dBi0.23 dBi0.41 dBi1.65 dBi 5850MHz40.67 %-7.86 dBi-6.14 dBi-3.91 dBi0.05 dBi0.31 dBi1.38 dBi 5925MHz43.28 %-7.62 dBi-5.85 dBi-3.64 dBi0.68 dBi0.47 dBi1.79 dBi 6075MHz39.65 %-8.00 dBi-6.23 dBi-4.02 dBi-0.23 dBi0.00 dBi0.88 dBi 6225MHz34.09 %-8.82 dBi-6.78 dBi-4.67 dBi-1.11 dBi-0.20 dBi-0.14 dBi 6375MHz32.45 %-9.63 dBi-6.67 dBi-4.89 dBi-2.93 dBi-0.23 dBi-0.14 dBi 6425MHz32.29 %-10.24 dBi-6.42 dBi-4.91 dBi-3.75 dBi-0.81 dBi-0.64 dBi 6675MHz34.05 %-10.10 dBi-6.15 dBi-4.68 dBi-3.43 dBi-1.40 dBi-1.27 dBi 6825MHz37.70 %-9.30 dBi-5.86 dBi-4.24 dBi-2.39 dBi-1.01 dBi-0.72 dBi 6975MHz31.42 %-9.93 dBi-6.72 dBi-5.03 dBi-2.97 dBi-1.90 dBi-0.99 dBi 7125MHz30.15 %-10.58 dBi-7.94 dBi-5.21 dBi-3.79 dBi-3.09 dBi-2.14 dBi ANT0 Passive Test-Antenna 3D Gain 9 ANT0 Passive Test-Antenna 3D Radiation Pattern 2400MHz2440MHz2480MHz 5150MHz5550MHz5850MHz 5925MHz6525MHz7125MHz ANT1 Passive Test-Antenna 3D Gain FrequencyEfficiency Average Gain Max Gain VerHorTotalVerHorTotal 2400MHz25.01 %-10.52 dBi-9.94 dBi-6.02 dBi-3.32 dBi-5.84 dBi-2.80 dBi 2410MHz25.90 %-10.26 dBi-9.57 dBi-5.87 dBi-3.06 dBi-5.35 dBi-2.54 dBi 2420MHz26.47 %-10.06 dBi-9.30 dBi-5.77 dBi-2.87 dBi-4.91 dBi-2.40 dBi 2430MHz27.46 %-9.97 dBi-9.14 dBi-5.61 dBi-2.77 dBi-4.72 dBi-2.33 dBi 2440MHz27.67 %-10.05 dBi-9.08 dBi-5.58 dBi-2.89 dBi-4.45 dBi-2.45 dBi 2450MHz27.56 %-10.28 dBi-9.11 dBi-5.60 dBi-3.05 dBi-4.45 dBi-2.66 dBi 2460MHz26.58 %-10.51 dBi-9.18 dBi-5.75 dBi-3.30 dBi-4.44 dBi-2.92 dBi 2470MHz25.43 %-10.73 dBi-9.21 dBi-5.95 dBi-3.47 dBi-4.36 dBi-3.12 dBi 2480MHz25.21 %-10.97 dBi-9.26 dBi-5.98 dBi-3.61 dBi-4.38 dBi-3.27 dBi 5150MHz30.09 %-10.52 dBi-8.12 dBi-5.22 dBi-2.22 dBi-3.26 dBi-1.23 dBi 5250MHz32.20 %-9.78 dBi-7.50 dBi-4.92 dBi-1.56 dBi-2.95 dBi-0.65 dBi 5350MHz30.15 %-10.04 dBi-7.85 dBi-5.21 dBi-2.15 dBi-3.05 dBi-1.06 dBi 5450MHz30.64 %-10.05 dBi-8.10 dBi-5.14 dBi-2.25 dBi-3.43 dBi-1.12 dBi 5550MHz31.49 %-10.12 dBi-8.23 dBi-5.02 dBi-2.43 dBi-3.45 dBi-0.97 dBi 5650MHz29.92 %-9.45 dBi-7.79 dBi-5.24 dBi-1.65 dBi-3.21 dBi-0.11 dBi 5750MHz30.86 %-9.22 dBi-7.70 dBi-5.11 dBi-1.96 dBi-2.93 dBi0.00 dBi 5850MHz33.24 %-8.96 dBi-7.44 dBi-4.78 dBi-1.43 dBi-2.49 dBi0.50 dBi 5925MHz34.48 %-8.53 dBi-6.89 dBi-4.62 dBi-0.88 dBi-1.82 dBi1.24 dBi 6075MHz36.11 %-8.31 dBi-6.71 dBi-4.42 dBi0.40 dBi-1.47 dBi1.78 dBi 6225MHz36.41 %-8.28 dBi-6.66 dBi-4.39 dBi0.09 dBi-1.77 dBi1.80 dBi 6375MHz36.90 %-8.48 dBi-6.44 dBi-4.33 dBi0.32 dBi-1.38 dBi1.77 dBi 6425MHz32.46 %-9.27 dBi-6.86 dBi-4.89 dBi-1.32 dBi-2.03 dBi1.00 dBi 6675MHz34.13 %-8.99 dBi-6.67 dBi-4.67 dBi-0.91 dBi-1.31 dBi0.52 dBi 6825MHz40.06 %-8.37 dBi-5.93 dBi-3.97 dBi-0.66 dBi-1.00 dBi1.41 dBi 6975MHz35.85 %-9.02 dBi-6.32 dBi-4.46 dBi-1.20 dBi-1.73 dBi1.31 dBi 7125MHz31.58 %-9.48 dBi-6.92 dBi-5.01 dBi-1.05 dBi-2.05 dBi0.45 dBi 10 11 ANT1 Passive Test-Antenna 3D Radiation Pattern 2400MHz 2440MHz 2480MHz 5150MHz 5500MHz 5850MHz 6525MHz 7000MHz6000MHz 12 FrequencyEfficiency Average Gain Max Gain VerHorTotalVerHorTotal 2400MHz17.57 %-14.59 dBi-8.85 dBi-7.55 dBi-8.71 dBi-4.87 dBi-3.24 dBi 2410MHz18.94 %-14.40 dBi-8.33 dBi-7.23 dBi-8.66 dBi-4.28 dBi-2.66 dBi 2420MHz20.21 %-14.36 dBi-7.93 dBi-6.94 dBi-8.70 dBi-3.81 dBi-2.20 dBi 2430MHz21.27 %-14.36 dBi-7.63 dBi-6.72 dBi-8.62 dBi-3.47 dBi-1.87 dBi 2440MHz22.04 %-14.45 d…

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Test report No. : 4791958133-US-R0-V0 Page : 198 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)MRU52+26 - Emission Channel 11 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal * 4924 37.88 2.72 40.6 74 -33.4 PK 14500 28.89 26.09 54.98 74 -19.02 PK 14500 20.62 26.09 46.71 54 -7.29 AVG 15310 28.95 24.8 53.75 74 -20.25 PK 15310 20.12 24.8 44.92 54 -9.08 AVG * 17234 33.84 3.62 37.46 74 -36.54 PK * 19696 36.52 2.94 39.46 74 -34.54 PK * 22158 32.27 5.57 37.84 74 -36.16 PK * 24620 31.59 10.73 42.32 74 -31.68 PK Vertical * 4924 35.66 2.72 38.38 74 -35.62 PK 14500 27.81 26.09 53.9 74 -20.1 PK 14500 19.54 26.09 45.63 54 -8.37 AVG 15370 28.57 24.41 52.98 74 -21.02 PK 15370 19.74 24.41 44.15 54 -9.85 AVG * 17234 33.77 3.62 37.39 74 -36.61 PK * 19696 34.58 2.94 37.52 74 -36.48 PK * 22158 33.03 5.57 38.6 74 -35.4 PK * 24620 32.01 10.73 42.74 74 -31.26 PK TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 11) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 11) Radiated Spurious Emission, Vertical TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 11) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 11) Radiated Spurious Emission, Vertical Test report No. : 4791958133-US-R0-V0 Page : 199 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)MRU52+26 - Emission Channel 12 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal * 4934 38.01 2.73 40.74 74 -33.26 PK 14500 28.87 26.09 54.96 74 -19.04 PK 14500 20.6 26.09 46.69 54 -7.31 AVG 15640 29.7 23.78 53.48 74 -20.52 PK 15640 20.87 23.78 44.65 54 -9.35 AVG * 17269 34.39 3.54 37.93 74 -36.07 PK * 19736 34.27 2.93 37.2 74 -36.8 PK * 22203 33.16 5.64 38.8 74 -35.2 PK * 24670 33 10.69 43.69 74 -30.31 PK Vertical * 4934 37.81 2.73 40.54 74 -33.46 PK 14485 28.87 26.08 54.95 74 -19.05 PK 14485 20.6 26.08 46.68 54 -7.32 AVG 15670 29.38 23.86 53.24 74 -20.76 PK 15670 20.55 23.86 44.41 54 -9.59 AVG * 17269 34.42 3.54 37.96 74 -36.04 PK * 19736 33.98 2.93 36.91 74 -37.09 PK * 22203 32.44 5.64 38.08 74 -35.92 PK * 24670 32.27 10.69 42.96 74 -31.04 PK TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 12) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 12) Radiated Spurious Emission, Vertical TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 12) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 12) Radiated Spurious Emission, Vertical Test report No. : 4791958133-US-R0-V0 Page : 200 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)MRU52+26 - Emission Channel 13 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal * 4944 39.37 2.74 42.11 74 -31.89 PK 14485 28.44 26.08 54.52 74 -19.48 PK 14485 20.17 26.08 46.25 54 -7.75 AVG 15370 29.8 24.41 54.21 74 -19.79 PK 15370 20.97 24.41 45.38 54 -8.62 AVG * 17304 33.4 3.46 36.86 74 -37.14 PK * 19776 35.71 2.92 38.63 74 -35.37 PK * 22248 32.53 5.72 38.25 74 -35.75 PK * 24720 31.79 10.66 42.45 74 -31.55 PK Vertical * 4944 39.84 2.74 42.58 74 -31.42 PK 14470 28.17 26.07 54.24 74 -19.76 PK 14470 19.9 26.07 45.97 54 -8.03 AVG 15340 28.21 24.6 52.81 74 -21.19 PK 15340 19.38 24.6 43.98 54 -10.02 AVG * 17304 33.84 3.46 37.3 74 -36.7 PK * 19776 34.85 2.92 37.77 74 -36.23 PK * 22248 32.89 5.72 38.61 74 -35.39 PK * 24720 31.78 10.66 42.44 74 -31.56 PK TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 13) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 13) Radiated Spurious Emission, Vertical TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 13) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)MRU52+26 - Emission (Ch 13) Radiated Spurious Emission, Vertical Test report No. : 4791958133-US-R0-V0 Page : 201 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)MRU106+26 Channel 1 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal 2389.8 29.98 19.17 49.15 54 -4.85 AVG 2389.99 44.95 19.17 64.12 74 -9.88 PK @ 2412 92.16 19.14 111.3 N/A N/A PK @ 2412 83.61 19.14 102.75 N/A N/A AVG Vertical 2389.99 41.37 19.17 60.54 74 -13.46 PK 2389.99 29.34 19.17 48.51 54 -5.49 AVG @ 2412 93.23 19.14 112.37 N/A N/A PK @ 2412 83.79 19.14 102.93 N/A N/A AVG TX, 802.11be(EHT20)MRU106+26 (Ch 1) Band Edge (Average), Horizontal TX, 802.11be(EHT20)MRU106+26 (Ch 1) Band Edge (Average), Vertical TX, 802.11be(EHT20)MRU106+26 (Ch 1) Band Edge (Peak), Horizontal TX, 802.11be(EHT20)MRU106+26 (Ch 1) Band Edge (Peak), Vertical Test report No. : 4791958133-US-R0-V0 Page : 202 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737…

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Test report No. : 4791958133-US-R0-V0 Page : 177 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)RU52 Channel 6 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal 2353.32 28.68 19.38 48.06 54 -5.94 AVG 2371.94 40.11 19.28 59.39 74 -14.61 PK @ 2437 93.62 19.18 112.8 N/A N/A PK @ 2437 87.08 19.18 106.26 N/A N/A AVG 2493.35 28.88 19.19 48.07 54 -5.93 AVG 2496.77 39.7 19.19 58.89 74 -15.11 PK Vertical 2332.61 40.7 19.37 60.07 74 -13.93 PK 2358.07 28.48 19.36 47.84 54 -6.16 AVG @ 2437 95.73 19.18 114.91 N/A N/A PK @ 2437 87.82 19.18 107 N/A N/A AVG 2483.66 28.77 19.19 47.96 54 -6.04 AVG 2494.11 39.95 19.19 59.14 74 -14.86 PK TX, 802.11be(EHT20)RU52 (Ch 6) Band Edge (Average), Horizontal TX, 802.11be(EHT20)RU52 (Ch 6) Band Edge (Average), Vertical TX, 802.11be(EHT20)RU52 (Ch 6) Band Edge (Peak), Horizontal TX, 802.11be(EHT20)RU52 (Ch 6) Band Edge (Peak), Vertical Test report No. : 4791958133-US-R0-V0 Page : 178 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)RU52 Channel 11 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal @ 2462 97 19.19 116.19 N/A N/A PK @ 2462 87.19 19.19 106.38 N/A N/A AVG 2484.8 29.77 19.19 48.96 54 -5.04 AVG 2488.98 39.96 19.19 59.15 74 -14.85 PK Vertical @ 2462 96.83 19.19 116.02 N/A N/A PK @ 2462 87.62 19.19 106.81 N/A N/A AVG 2484.42 30.3 19.19 49.49 54 -4.51 AVG 2495.82 40.83 19.19 60.02 74 -13.98 PK TX, 802.11be(EHT20)RU52 (Ch 11) Band Edge (Average), Horizontal TX, 802.11be(EHT20)RU52 (Ch 11) Band Edge (Average), Vertical TX, 802.11be(EHT20)RU52 (Ch 11) Band Edge (Peak), Horizontal TX, 802.11be(EHT20)RU52 (Ch 11) Band Edge (Peak), Vertical Test report No. : 4791958133-US-R0-V0 Page : 179 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)RU52 Channel 12 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal @ 2467 94.26 19.19 113.45 N/A N/A PK @ 2467 86.95 19.19 106.14 N/A N/A AVG 2483.66 42.92 19.19 62.11 74 -11.89 PK 2483.66 30.51 19.19 49.7 54 -4.3 AVG Vertical @ 2467 96.25 19.19 115.44 N/A N/A PK @ 2467 87.54 19.19 106.73 N/A N/A AVG 2483.66 31.01 19.19 50.2 54 -3.8 AVG 2484.42 43.54 19.19 62.73 74 -11.27 PK TX, 802.11be(EHT20)RU52 (Ch 12) Band Edge (Average), Horizontal TX, 802.11be(EHT20)RU52 (Ch 12) Band Edge (Average), Vertical TX, 802.11be(EHT20)RU52 (Ch 12) Band Edge (Peak), Horizontal TX, 802.11be(EHT20)RU52 (Ch 12) Band Edge (Peak), Vertical Test report No. : 4791958133-US-R0-V0 Page : 180 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)RU52 Channel 13 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal @ 2472 91.57 19.19 110.76 N/A N/A PK @ 2472 82.8 19.19 101.99 N/A N/A AVG 2483.66 43.96 19.19 63.15 74 -10.85 PK 2483.66 33.8 19.19 52.99 54 -1.01 AVG Vertical @ 2472 92.62 19.19 111.81 N/A N/A PK @ 2472 83.55 19.19 102.74 N/A N/A AVG 2483.66 47.45 19.19 66.64 74 -7.36 PK 2483.66 34.34 19.19 53.53 54 -0.47 AVG TX, 802.11be(EHT20)RU52 (Ch 13) Band Edge (Average), Horizontal TX, 802.11be(EHT20)RU52 (Ch 13) Band Edge (Average), Vertical TX, 802.11be(EHT20)RU52 (Ch 13) Band Edge (Peak), Horizontal TX, 802.11be(EHT20)RU52 (Ch 13) Band Edge (Peak), Vertical Test report No. : 4791958133-US-R0-V0 Page : 181 of 216 Issued date : 2025/12/11 FCC ID : A3LWCHA42M Underwriters Laboratories Taiwan Co., Ltd. Building A, B and E, No. 372-7, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County, Taiwan Telephone :+886-2-7737-3000 Facsimile (FAX ) :+886-3-583-7948 Doc No: Form-ULID-004737 (DCS:17-EM-F0876) / 6.1 Mode 802.11be(EHT20)RU52 - Emission Channel 1 Polarization Notation Frequency Reading Correct Result Limit Margin Remark (MHz) (dBuV) (dB/m) (dBuV/m) (dBuV/m) (dB) Horizontal * 4824 37.24 2.63 39.87 74 -34.13 PK 14485 28.49 26.08 54.57 74 -19.43 PK 14485 20.22 26.08 46.3 54 -7.7 AVG 15640 29.28 23.78 53.06 74 -20.94 PK 15640 20.45 23.78 44.23 54 -9.77 AVG * 16884 34.56 4.03 38.59 74 -35.41 PK * 19296 34.69 2.54 37.23 74 -36.77 PK * 21708 32.8 5.05 37.85 74 -36.15 PK * 24120 32.92 10.19 43.11 74 -30.89 PK Vertical * 4824 35.04 2.63 37.67 74 -36.33 PK 14485 28.44 26.08 54.52 74 -19.48 PK 14485 20.17 26.08 46.25 54 -7.75 AVG 15745 29.88 23.95 53.83 74 -20.17 PK 15745 21.05 23.95 45 54 -9 AVG * 16884 34.38 4.03 38.41 74 -35.59 PK * 19296 35.32 2.54 37.86 74 -36.14 PK * 21708 31.77 5.05 36.82 74 -37.18 PK * 24120 32.32 10.19 42.51 74 -31.49 PK TX, 802.11be(EHT20)RU52 - Emission (Ch 1) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)RU52 - Emission (Ch 1) Radiated Spurious Emission, Vertical TX, 802.11be(EHT20)RU52 - Emission (Ch 1) Radiated Spurious Emission, Horizontal TX, 802.11be(EHT20)RU52 - Emission (Ch 1) Radiated Spurious Emission, Vertical Test report No. : 4791958133-US-R0-V0…

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