2AH25T5F2ALWireless data POS System

SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 186 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. ANNEX B: D1900V2 Dipole Calibration Certificate SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 187 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 188 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 189 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 190 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 191 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 192 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. ANNEX C: D2450V2 Dipole Calibration Certificate SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 193 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 194 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 195 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 196 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 197 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 198 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. ANNEX D: D2600V2 Dipole Calibration Certificate SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 199 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 200 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 201 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 202 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 203 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 204 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. ANNEX E: D5GHzV2 Dipole Calibration Certificate SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 205 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 206 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 207 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. SAR Test Report Report No.: EFTA25110159-IE-03-S3V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-06-003S Page 208 of 228 This report shall not be reproduced except in full, without the written approval of Eurofins T…

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Prepared by: Xu Ying Approved by: Xu Kai Eurofins TA Technology (Shanghai) Co., Ltd. Building 3, No.145, Jintang Rd, Pudong Shanghai, P.R.China TEL: +86-021-50791141/2/3 FAX: +86-021-50791141/2/3-8000 RF TEST REPORT Applicant Shanghai Sunmi Technology Co.,Ltd. FCC ID 2AH25T5F2AL Product Wireless data POS System Brand SUNMI Model T5F2A Report No. EFTA25110159-IE-02-R19V2 Issue Date April 9, 2026 Eurofins TA Technology (Shanghai) Co., Ltd. tested the above equipment in accordance with the requirements in FCC CFR47 Part 15E (2025). The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. RF Test Report Report No.: EFTA25110159-IE-02-R19V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-007R Page 2 of 30 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. TABLE OF CONTENT 1. Test Laboratory ............................................................................................................................... 6 1.1. Notes of the Test Report ......................................................................................................... 6 1.2. Test Facility ............................................................................................................................. 6 1.3. Testing Location ...................................................................................................................... 6 1. General Description of Equipment Under Test ............................................................................... 7 2.1. Applicant and Manufacturer Information ................................................................................ 7 2.2. General Information ................................................................................................................ 7 3. Applied Standards ......................................................................................................................... 10 4. DFS Technical Requirements and Radar Test Waveforms ......................................................... 11 4.1. DFS Overview ....................................................................................................................... 11 4.2. DFS Detection Thresholds .................................................................................................... 12 4.3. Radar Test Waveforms ......................................................................................................... 13 4.4. Test Set-ups .......................................................................................................................... 16 5. Test Case ...................................................................................................................................... 18 5.1. DFS Detection Thresholds .................................................................................................... 18 5.2. Channel Move Time, Channel Closing Transmission Time and Non-Occupancy Period ... 19 6. Test Results .................................................................................................................................. 21 6.1. DFS Detection Thresholds .................................................................................................... 21 6.2. Channel Move Time, Channel Closing Transmission Time and Non-Occupancy Period ... 23 6. Main Test Instruments................................................................................................................... 27 7. The EUT Appearance ................................................................................................................... 28 8. Test Setup Photos ......................................................................................................................... 29 9. Product Change Description ......................................................................................................... 30 RF Test Report Report No.: EFTA25110159-IE-02-R19V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-007R Page 3 of 30 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. Version Revision Description Issue Date Rev.0 Initial issue of report. January 30, 2026 Rev.1 Updated information. March 27, 2026 Rev.2 Updated information. April 9, 2026 Note: This revised report (Report No.: EFTA25110159-IE-02-R19V2) supersedes and replaces the previously issued report (Report No.: EFTA25110159-IE-02-R19V1). Please discard or destroy the previously issued report and dispose of it accordingly. RF Test Report Report No.: EFTA25110159-IE-02-R19V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-007R Page 4 of 30 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. Summary of Measurement Results Number Test Case Clause in FCC rules Verdict 1 DFS Detection Threshold 15.407/KDB 905462 5.2 Pass 2 U-NII Detection Bandwidth 15.407/KDB 905462 7.8.1 NA 3 Channel Availability Check Time 15.407/KDB 905462 7.8.2 NA 4 Channel Move Time 15.407/KDB 905462 7.8.3 Pass 5 Channel Closing Transmission Time 15.407/KDB 905462 7.8.3 Pass 6 Non-Occupancy Period (NOP) 15.407/KDB 905462 7.8.3 Pass 7 Statistical Performance Check 15.407/KDB 905462 7.8.4 NA Date of Testing: (Original) July 31, 2025 and August 12, 2025 (Variant) December 5, 2025 Date of Sample Received: (Original) July 28, 2025 (Variant) November 13, 2025 Note: PASS: The EUT complies with the essential requirements in the standard. FAIL: The EUT does not comply with the essential requirements in the standard. NA: Not applicable. All indications of Pass/Fail in this report are opinions expressed by Eurofins TA Technology (Shanghai) Co., Ltd. based on interpretations and/or observations of test results. Measurement Uncertainties were not tak…

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RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 151 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11n(HT20) 5300MHz Ant1 PSD 802.11n(HT20) 5300MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 152 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11n(HT20) 5320MHz Ant1 PSD 802.11n(HT20) 5320MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 153 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11n(HT40) 5270MHz Ant1 PSD 802.11n(HT40) 5270MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 154 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11n(HT40) 5310MHz Ant1 PSD 802.11n(HT40) 5310MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 155 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. U-NII-2C PSD 802.11a 5500MHz Ant1 PSD 802.11a 5500MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 156 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11a 5600MHz Ant1 PSD 802.11a 5600MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 157 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11a 5700MHz Ant1 PSD 802.11a 5700MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 158 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11a 5720MHz Ant1 PSD 802.11a 5720MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 159 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT20) 5500MHz Ant1 PSD 802.11ac(VHT20) 5500MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 160 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT20) 5600MHz Ant1 PSD 802.11ac(VHT20) 5600MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 161 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT20) 5700MHz Ant1 PSD 802.11ac(VHT20) 5700MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 162 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT20) 5720MHz Ant1 PSD 802.11ac(VHT20) 5720MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 163 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT40) 5510MHz Ant1 PSD 802.11ac(VHT40) 5510MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 164 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT40) 5590MHz Ant1 PSD 802.11ac(VHT40) 5590MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 165 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT40) 5670MHz Ant1 PSD 802.11ac(VHT40) 5670MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 166 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT40) 5710MHz Ant1 PSD 802.11ac(VHT40) 5710MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 167 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT80) 5610MHz Ant1 PSD 802.11ac(VHT80) 5610MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 168 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ac(VHT80) 5690MHz Ant1 PSD 802.11ac(VHT80) 5690MHz Ant2 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 169 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. PSD 802.11ax(HE20) 5500MHz Ant1 PSD 802.11ax(HE20) 5500MH…

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RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 71 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ac(VHT20) 5785MHz OBW 802.11ac(VHT20) 5825MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 72 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ac(VHT40) 5710MHz OBW 802.11ac(VHT40) 5755MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 73 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ac(VHT40) 5795MHz OBW 802.11ac(VHT80) 5690MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 74 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ac(VHT80) 5775MHz OBW 802.11ax(HE20) 5720MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 75 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ax(HE20) 5745MHz OBW 802.11ax(HE20) 5785MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 76 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ax(HE20) 5825MHz OBW 802.11ax(HE40) 5710MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 77 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ax(HE40) 5755MHz OBW 802.11ax(HE40) 5795MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 78 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11ax(HE80) 5690MHz OBW 802.11ax(HE80) 5775MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 79 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11n(HT20) 5720MHz OBW 802.11n(HT20) 5745MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 80 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11n(HT20) 5785MHz OBW 802.11n(HT20) 5825MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 81 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11n(HT40) 5710MHz OBW 802.11n(HT40) 5755MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 82 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. OBW 802.11n(HT40) 5795MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 83 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. Minimum 6 dB bandwidth -6dB Bandwidth 802.11a 5720MHz -6dB Bandwidth 802.11a 5745MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 84 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11a 5785MHz -6dB Bandwidth 802.11a 5825MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 85 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11ac(VHT20) 5720MHz -6dB Bandwidth 802.11ac(VHT20) 5745MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 86 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11ac(VHT20) 5785MHz -6dB Bandwidth 802.11ac(VHT20) 5825MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 87 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11ac(VHT40) 5710MHz -6dB Bandwidth 802.11ac(VHT40) 5755MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 88 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11ac(VHT40) 5795MHz -6dB Bandwidth 802.11ac(VHT80) 5690MHz RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 89 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. -6dB Bandwidth 802.11ac(VHT80) 5775MHz -6dB Bandwidth 802.11ax(HE20) 5720MHz RF Test Report Report No.: EFTA25110…

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Prepared by: Xu Ying Approved by: Xu Kai Eurofins TA Technology (Shanghai) Co., Ltd. Building 3, No.145, Jintang Rd, Pudong Shanghai, P.R.China TEL: +86-021-50791141/2/3 FAX: +86-021-50791141/2/3-8000 RF TEST REPORT Applicant Shanghai Sunmi Technology Co., Ltd. FCC ID 2AH25T5F2AL Product Wireless data POS System Brand SUNMI Model T5F2A Report No. EFTA25110159-IE-02-R18V2 Issue Date April 9, 2026 Eurofins TA Technology (Shanghai) Co., Ltd. tested the above equipment in accordance with the requirements in FCC CFR47 Part 15E (2025). The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 2 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. TABLE OF CONTENT 1. Test Laboratory ............................................................................................................................... 6 1.1. Notes of the test report ........................................................................................................... 6 1.2. Test facility .............................................................................................................................. 6 1.3. Testing Location...................................................................................................................... 6 2. General Description of Equipment under Test ............................................................................... 7 2.1. Applicant and Manufacturer Information ................................................................................ 7 2.2. General information ................................................................................................................ 7 3. Applied Standards ........................................................................................................................... 9 4. Test Configuration ......................................................................................................................... 10 5. Test Case ...................................................................................................................................... 14 5.1. Occupied Bandwidth ............................................................................................................. 14 5.2. Average Power Output ......................................................................................................... 15 5.3. Frequency Stability ............................................................................................................... 17 5.4. Power Spectral Density ........................................................................................................ 19 5.5. Unwanted Emission .............................................................................................................. 21 5.6. Conducted Emission ............................................................................................................. 27 6. Test Results .................................................................................................................................. 28 6.1. Occupied Bandwidth ............................................................................................................. 28 6.2. Average Power Output ......................................................................................................... 99 6.3. Frequency Stability ............................................................................................................. 107 6.4. Power Spectral Density ...................................................................................................... 110 6.5. Unwanted Emission ............................................................................................................ 218 6.6. Conducted Emission ........................................................................................................... 219 7. Main Test Instruments ................................................................................................................ 220 8. The EUT Appearance ................................................................................................................. 222 9. Test Setup Photos ....................................................................................................................... 223 10. Product Change Description ................................................................................................... 224 RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 3 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. Version Revision Description Issue Date Rev.0 Initial issue of report. January 30, 2026 Rev.1 Updated information. March 27, 2026 Rev.2 Updated information. April 9, 2026 Note: This revised report (Report No.: EFTA25110159-IE-02-R18V2) supersedes and replaces the previously issued report (Report No.: EFTA25110159-IE-02-R18V1). Please discard or destroy the previously issued report and dispose of it accordingly. RF Test Report Report No.: EFTA25110159-IE-02-R18V2 Eurofins TA Technology (Shanghai) Co., Ltd. TA-MB-04-006R Page 4 of 224 This report shall not be reproduced except in full, without the written approval of Eurofins TA Technology (Shanghai) Co., Ltd. Summary of measurement results Number Test Case Clause in FCC rules Verdict 1 Average output power 15.407(a) PASS 2 Occupied bandwidth 15.407(e) PASS 3 Frequency stability 15.407(g) PASS 4 Power spectral density 15.407(a) PASS 5 Unwanted Emissions 15.407(b), 15.205, 15.209 PASS 6 Conducted Emissions 15.207 PASS Date of Testing: (Original) July 30, 2025 ~ August 3…

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