2AEJ4R22207Remote Unit

Corning Restricted Sunwave Communications Co., Ltd To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Sunwave Communications Co., Ltd. 581 Houju Avenue, Binjiang District, Hangzhou, China For FCC ID: 2AEJ4R22207; Model number: PS-R222 According to: FCC KDB 935210 D02 Signal Boosters Certification v04r02 For PART 90 booster device, Section V (g) requirement: (g) Attestation (must be non-confidential exhibit, signed by the applicant; signature by test lab, agent, or TCB is not acceptable) should include: (1) Warning label messages and Class B disclosure will be also shown in online and point-of-sale marketing materials and on outside packaging of device: We Sunwave Communications Co., Ltd. declared our Warning label messages and Class B disclosure will be also shown in online and point-of-sale marketing materials and on outside packaging of device. WARNING: This is a part 90 class B signal booster device. This is NOT a CONSUMER device. It is designed for installation by FCC LICENSEES and QUALIFIED INSTALLERS. You MUST have an FCC LICENSE or express consent of an FCC Licensee to operate this device. You MUST register Class B signal boosters (as defined in 47 CFR 90.219) online at www.fcc.gov/signal-boosters/registration. Unauthorized use may result in significant forfeiture penalties, including penalties in excess of $100,000 for each continuing violation. Sincerely, Name (Printed): Ren Ailin Title: Manager Signature: Title: Sunwave Communications Co., Ltd On behalf of Company: 581 Huoju Avenue,Binjiang District Hangzhou China © 2020 Corning Incorporated. All Rights Reserved.

Applicant Declaration QSF27-14-04 Rev 1.0 Rev. Feb 6, 2023 Page 1 of 1 Original Issue: Jan. 4, 2021 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Sunwave Communications Co., Ltd Address 581 Huoju Avenue,Binjiang District Hangzhou China Grantee Code 2AEJ4 FCC ID 2AEJ4R22207 Authorized Contact Name Ren Ailin Contact Email [email protected] Contact Phone +86-571-86704493 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO 17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes 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 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Link to the Covered List: Covered List Sunwave Communications Co., Ltd (“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. Sunwave Communications Co., Ltd (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. Applicant Signature: Date:2024/7/24 Print Name: Ren Ailin Title: Manager *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Sunwave Communications Co., Ltd To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Sunwave Communications Co., Ltd 581 Huoju Avenue,Binjiang District Hangzhou China Regarding: Confidentiality Request regarding application for FCC ID: 2AEJ4R22207 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions BOM Tune up The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Sincerely, Signature: Printed Name (on file with the FCC associated with the Grantee Code): Ren Ailin Title: Manager Company Name: Sunwave Communications Co., Ltd

Compliance Certification Services (Kunshan) Inc. Page: 1 of 4 Appendix Photographs of External photo for KSCR2405000969AT Test Model No.: PS-R222 Compliance Certification Services (Kunshan) Inc. Page: 2 of 4 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 4 Compliance Certification Services (Kunshan) Inc. Page: 4 of 4

Serial: PS-R2220307 XXXXXXXXXX MFG Date: DD-MM-YYYY XXXXXXXXXXXXXX CAN ICES(A)/NMB-3(A) FCC ID : 2AEJ4R22207 Integrated Distributed Antenna System Remote Unit MP-PS-OD-ACModel: PS-R222 Input: 100-240V~ 3A 50/60Hz 801501 WARNING! This is NOT a CONSUMER device. It is designed for installation by FCC LICENSEES and QUALIFIED INSTALLERS . You MUST have an FCC LICENSE or express consent of an FCC License to operate this device. You MUST register Part 90 Class Bsignal Boosters (as defined in 47 CFR 90.219) online at www.fcc.gov/signal-boosters /registration. Unauthorized use may result in significant forfeiture penalties, includingpenalties in excess of $100,000 for each continuing violation. Part90 and Part 20 Signal Booster THIS IS A 90.219 CLASS B DEVICE This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and(2) this device must accept anyinterference received, includinginterference that may cause undesired operation. Serial: PS-R2220307 XXXXXXXXXX MFG Date: DD-MM-YYYY XXXXXXXXXXXXXX WARNING: This is NOT a CONSUMER device. It is designed for installation byan installer approved by an ISED licensee. You MUST have an ISED LICENCE or the express consent of anISED licensee to operate this device. CAN ICES(A)/NMB-3(A) IC : 22834-R22207 HVIN : PS-R22207 Integrated Distributed Antenna SystemAccess Unit MP-PS-OD-AC Model: PS-R222 Input: 100-240V~ 3A 50/60Hz 801501 Manufacturer: Sunwave Communications Co., Ltd. Address: 581,Huoju Avenue, Binjiang District, Hangzhou,P.R.China,310053 Manufacturer: Sunwave Communications Co., Ltd. Address: 581,Huoju Avenue, Binjiang District, Hangzhou,P.R.China,310053

Compliance Certification Services (Kunshan) Inc. Page: 1 of 7 Appendix Photographs of Internal photo for KSCR2405000969AT Test Model No.: PS-R222 Compliance Certification Services (Kunshan) Inc. Page: 2 of 7 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 7 Compliance Certification Services (Kunshan) Inc. Page: 4 of 7 Compliance Certification Services (Kunshan) Inc. Page: 5 of 7 Compliance Certification Services (Kunshan) Inc. Page: 6 of 7 Compliance Certification Services (Kunshan) Inc. Page: 7 of 7

Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096903 Page: 1 of 7 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com/en/Terms-and-Conditions.aspx and, for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com/en/Terms-and-Conditions/Terms-e-Document.aspx. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 30 days only. Member of the SGS Group (SGS SA) 1 Cover Page RF MPE REPORT Application No.: KSCR2405000969AT FCC ID: 2AEJ4R22207 Applicant: Sunwave Communications Co., Ltd. Address of Applicant: 581 Houju Avenue, Binjiang District, Hangzhou, China Manufacturer: Sunwave Communications Co., Ltd. Address of Manufacturer: 581 Houju Avenue, Binjiang District, Hangzhou, China Factory: Sunwave Communications Co., Ltd. Address of Factory: 581 Houju Avenue, Binjiang District, Hangzhou, China Equipment Under Test (EUT): EUT Name: Remote Unit Model No.: PS-R222 Trade mark: CROSSFIRE Standard(s) : FCC Rules 47 CFR §2.1091 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt: 2024-05-30 Date of Test: 2024-06-26 to 2024-08-05 Date of Issue: 2024-08-05 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096903 Page: 2 of 7 Revision Record Version Description Date Remark 00 Original 2024-08-05 / Authorized for issue by: Tested By Damon Zhou /Project Engineer Approved By Terry Hou /Reviewer Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096903 Page: 3 of 7 2 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Contents .................................................................................................................................................... 3 3 General Information .................................................................................................................................. 4 3.1 General Description of E.U.T. ............................................................................................................ 4 3.2 Technical Specifications ..................................................................................................................... 4 3.3 Test Location ...................................................................................................................................... 5 3.4 Test Facility ........................................................................................................................................ 5 4 Test Standards and Limits ....................................................................................................................... 6 4.1 FCC Radiofrequency radiation exposure limits: ................................................................................. 6 5 Measurement and Calculation ................................................................................................................. 7 5.1 Maximum transmit power ................................................................................................................... 7 5.2 MPE Calculation ................................................................................................................................. 7 Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096903 Page: 4 of 7 3 General Information 3.1 General Description of E.U.T. Power Supply: AC :100-240V~ 3A 50/60Hz DC: -48VDC 6.5A 3.2 Technical Specifications Frequency Band: 758MHz to 768MHz 769MHz to 775MHz Antenna Type: External Antenna Gain: 0 dBi for 758MHz to 768MHz (Provided by manufacturer) 0 dBi for 769MHz to 775MHz (Provided by manufacturer) Modulation Type: TRTRA/P25/DMR/PMR/FM MIMO: SISO Temperature Range: -40°C to 55°C Nominal Gain: 50dBi Note: The antenna gain value is provided by the customer. The test lab will not be responsible for wrong test result due to incorrect information about antenna gain values. Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096903 Page: 5 of 7 3.3 Test Location All tests were performed at: Compliance Certification Services (Kunshan) Inc. No.10 Weiye Rd, Innovation park, Eco&Tec, Development Zone, Kunshan City, Jiangsu, China. Tel: +86 512 5735 5888 Fax: +86 512 5737 0818 No tests were sub-contracted. Note: 1.SGS is not responsible for wrong test results due to incorrect information (e.g., max. internal working frequency, antenna gain, cable loss, etc) is provided by the applicant. (If applicable). 2.SGS is not responsible for the authenticity, integrity and the validity of the conclusion based on results of the data provided by applicant. (If applicable). 3. Sample source: s…

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Compliance Certification Services (Kunshan) Inc. Page: 1 of 17 Appendix A for KSCR240500096901 1. AGC threshold Signal Level Modulation Input Power (dBm) Frequency (MHz) RF output Power (dBm) ERP (dBm) PAR (dB) Booster gain (dB) AGC AWGN (LTE, 5MHz) -9.64 763.0 40.28 38.13 9.66 49.92 3dB Above AGC AWGN (LTE, 5MHz) -6.64 763.0 40.41 38.26 9.45 / Remark: The normal power is 40dBm and the measured output power which show in above table is within±2.0dB tolerance. ERP(dBm)=Total Output Power(dBm)+Antenna Gain(dBi)-2.15dB.Antenna Gain is 0.0dBi 5MHz AGC-Power AGC-PAR 3dB Above AGC-Power 3dB Above AGC-PAR Compliance Certification Services (Kunshan) Inc. Page: 2 of 17 2. Occupied bandwidth Channel Spacing (MHz) Test Frequency F0(MHz) Signal Level Signal Type 99%Occupied Channel Bandwidth (MHz) 5MHz 763.000 Pre-AGC Input 4.4880 763.000 Output 4.4861 763.000 3dB Above AGC Input 4.4868 763.000 Output 4.4885 5MHz AGC_Input AGC_Output 3dB Above AGC_Input 3dB Above AGC_Output Compliance Certification Services (Kunshan) Inc. Page: 3 of 17 3 Output power at RF antenna connector Signal Level Modulation Frequency (MHz) RF output Power (dBm) ERP (dBm) PAR (dB) AGC AWGN (LTE, 5MHz) 763.0 40.28 38.13 9.66 3dB Above AGC AWGN (LTE, 5MHz) 763.0 40.41 38.26 9.45 Remark: 1) The normal power is 40dBm and the measured output power which show in above table is within±2.0dB tolerance. ERP(dBm)=Total Output Power(dBm)+Antenna Gain(dBi)-2.15dB.Antenna Gain is 0.0dBi 5MHz AGC-Power AGC-PAR 3dB Above AGC-Power 3dB Above AGC-PAR Compliance Certification Services (Kunshan) Inc. Page: 4 of 17 4. Noise Figure Compliance Certification Services (Kunshan) Inc. Page: 5 of 17 5. Spurious emissions at RF antenna connector Channel Frequency Range (MHz) Worst Test Level (dBm) Limit (dBm) Over Limit (dB) Result LCH 0.009~0.15 -20.32 -13.00 -7.32 Pass 0.15~10 -34.93 -13.00 -21.93 Pass 10~30 -41.44 -13.00 -28.44 Pass 30~1000 -30.31 -13.00 -17.31 Pass 1000~10000 -23.51 -13.00 -10.51 Pass MCH 0.009~0.15 -22.03 -13.00 -9.03 Pass 0.15~10 -34.52 -13.00 -21.52 Pass 10~30 -41.51 -13.00 -28.51 Pass 30~1000 -29.17 -13.00 -16.17 Pass 1000~10000 -23.42 -13.00 -10.42 Pass HCH 0.009~0.15 -22.09 -13.00 -9.09 Pass 0.15~10 -35.55 -13.00 -22.55 Pass 10 - 30 -41.61 -13.00 -28.61 Pass 30 - 1000 -29.61 -13.00 -16.61 Pass 1000 - 10000 -23.37 -13.00 -10.37 Pass Compliance Certification Services (Kunshan) Inc. Page: 6 of 17 LCH 9KHz-150KHz 15KHz-10MHz 10MHz-30MHz 30MHz-1000MHz 1000MHz-6000MHz Compliance Certification Services (Kunshan) Inc. Page: 7 of 17 MCH 9KHz-150KHz 15KHz-10MHz 10MHz-30MHz 30MHz-1000MHz 1000MHz-6000MHz Compliance Certification Services (Kunshan) Inc. Page: 8 of 17 HCH 9KHz-150KHz 150KHz-10MHz 10MHz-30MHz 30MHz-1000MHz Compliance Certification Services (Kunshan) Inc. Page: 9 of 17 AGC_Low Band Edge AGC_High Band Edge 3dB+AGC_Low Band Edge 3dB+AGC_High Band Edge Compliance Certification Services (Kunshan) Inc. Page: 10 of 17 AGC_Low Band Edge AGC_High Band Edge 3dB+AGC_Low Band Edge 3dB+AGC_High Band Edge Compliance Certification Services (Kunshan) Inc. Page: 11 of 17 6. Out of Band Rejection Downlink:758MHz to 768MHz Compliance Certification Services (Kunshan) Inc. Page: 12 of 17 7. Radiated Spurious Emissions 758MHz-768MHz-Low Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 129.42 Horizontal -61.71 -13 -48.71 Pass 447.95 Horizontal -58.20 -13 -45.20 Pass 624.62 Horizontal -52.42 -13 -39.42 Pass 3091.72 Horizontal -39.71 -13 -26.71 Pass 4982.18 Horizontal -42.55 -13 -29.55 Pass 9709.45 Horizontal -44.50 -13 -31.50 Pass 126.74 Vertical -59.42 -13 -46.42 Pass 329.65 Vertical -61.65 -13 -48.65 Pass 894.09 Vertical -61.11 -13 -48.11 Pass 2566.42 Vertical -45.51 -13 -32.51 Pass 4266.38 Vertical -45.64 -13 -32.64 Pass 8144.48 Vertical -34.23 -13 -21.23 Pass 758MHz-768MHz-Middle Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 148.69 Horizontal -54.24 -13 -41.24 Pass 220.88 Horizontal -61.19 -13 -48.19 Pass 931.91 Horizontal -55.05 -13 -42.05 Pass 2379.78 Horizontal -38.98 -13 -25.98 Pass 4148.79 Horizontal -43.46 -13 -30.46 Pass 8024.77 Horizontal -43.83 -13 -30.83 Pass 82.57 Vertical -54.32 -13 -41.32 Pass 522.08 Vertical -50.69 -13 -37.69 Pass 658.93 Vertical -60.56 -13 -47.56 Pass 1139.59 Vertical -43.09 -13 -30.09 Pass 4762.24 Vertical -46.52 -13 -33.52 Pass 7160.86 Vertical -44.68 -13 -31.68 Pass Compliance Certification Services (Kunshan) Inc. Page: 13 of 17 758MHz-768MHz-High Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 139.23 Horizontal -54.82 -13 -41.82 Pass 377.59 Horizontal -56.25 -13 -43.25 Pass 950.31 Horizontal -53.31 -13 -40.31 Pass 2251.60 Horizontal -35.88 -13 -22.88 Pass 3772.49 Horizontal -39.43 -13 -26.43 Pass 7725.82 Horizontal -47.87 -13 -34.87 Pass 83.38 Vertical -58.09 -13 -45.09 Pass 536.18 Vertical -61.34 -13 -48.34 Pass 702.45 Vertical -56.24 -13 -43.24 Pass 3075.29 Vertical -35.15 -13 -22.15 Pass 5859.96 Vertical -35.35 -13 -22.35 Pass 7542.87 Vertical -40.37 -13 -27.37 Pass 1559MHz-1610MHz Channel Spurious Emission Limit Over Limit Verdict Polarization and Level Polarization dBm dBm dB Low Horizontal -56.68 -50 -6.68 Pass Vertical -59.18 -50 -9.18 Pass Middle Horizontal -59.42 -50 -9.42 Pass Vertical -56.91 -50 -6.91 Pass High Horizontal -58.76 -50 -8.76 Pass Vertical -59.79 -50 -9.79 Pass Compliance Certification Services (Kunshan) Inc. Page: 14 of 17 8. Frequency Stability Frequency Stability vs temperature: Test for 758MHz to 768MHz (middle channel=763MHz) Channel (MHz) Temperature (°C) Voltage (V ac) Frequency Error (Hz) Tolerance (ppm) Limit (ppm) Middle 55 120 48.08 0.0630 0.1 50 120 42.08 0.0552 0.1 40 120 27.98 0.0367 0.1 30 120 30.73 0.0403 0.1 20 120 47.95 0.0628 0.1 10 120 39.70 0.0520 0.1 0 120 49.70 0.0651 0.1 -10 120 58.82 0.0771 0.1 -20 120 40.61 0.0532 0.1 -30 120 28.54 0.0374 0.1 -40 120 43.15 0.0566 0.1 Freq…

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Compliance Certification Services (Kunshan) Inc. Page: 1 of 27 Appendix B for KSCR240500096902 1. AGC threshold Mode Operation Band Frequency F0 (MHz) Signal Type Signal Level (dBm) Input Power (dBm) Output Power (dBm) ERP (dBm) Booster gain (dB) Down link 769~ 775MHz 772.000 CW Pre-AGC -9.81 40.05 37.90 49.86 3dB Above AGC -6.81 40.34 38.19 / Remark: 1) The normal power is 40dBm and the measured output power which show in above table is within±2.0dB tolerance. 2) ERP(dBm)=Total Output Power(dBm)+Antenna Gain(dBi)-2.15dB.Antenna Gain is 0.0dBi. 772MHz Pre-AGC 3dB Above AGC Compliance Certification Services (Kunshan) Inc. Page: 2 of 27 2. Occupied bandwidth Occupied Bandwidth Channel Spacing (KHz) Test Frequency F0(MHz) Signal Level Signal Type 99%Occupied Channel Bandwidth (KHz) 6.25KHz (CQPSK) 772.000 Pre-AGC Input 4.878 772.000 Output 4.880 772.000 3dB Above AGC Input 4.882 772.000 Output 4.881 12.5KHz (FM) 772.000 Pre-AGC Input 9.787 772.000 Output 9.791 772.000 3dB Above AGC Input 9.789 772.000 Output 9.789 25KHz (TETRA) 772.000 Pre-AGC Input 20.946 772.000 Output 20.978 772.000 3dB Above AGC Input 20.940 772.000 Output 20.913 Compliance Certification Services (Kunshan) Inc. Page: 3 of 27 6.25KHz CQPSK Pre-AGC_Input Pre-AGC_Output 3dB Above Pre-AGC_Input 3dB Above Pre-AGC_Output Compliance Certification Services (Kunshan) Inc. Page: 4 of 27 12.5KHz FM Pre-AGC_Input Pre-AGC_Output 3dB Above Pre-AGC_Input 3dB Above Pre-AGC_Output Compliance Certification Services (Kunshan) Inc. Page: 5 of 27 25KHz TETRA Pre-AGC_Input Pre-AGC_Output 3dB Above Pre-AGC_Input 3dB Above Pre-AGC_Output Compliance Certification Services (Kunshan) Inc. Page: 6 of 27 3 Output power at RF antenna connector Mode Operation Band Frequency F0 (MHz) Signal Type Signal Level (dBm) Output Power (dBm) ERP (dBm) Down link 769~ 775MHz 772.000 CW Pre-AGC 40.05 37.90 3dB Above AGC 40.34 38.19 Remake: 3) The normal power is 40dBm and the measured output power which show in above table is within±2.0dB tolerance. 4) ERP(dBm)=Total Output Power(dBm)+Antenna Gain(dBi)-2.15dB.Antenna Gain is 0.0dBi. 772MHz Pre-AGC 3dB Above AGC Compliance Certification Services (Kunshan) Inc. Page: 7 of 27 4. Noise Figure Compliance Certification Services (Kunshan) Inc. Page: 8 of 27 5. Spurious emissions at RF antenna connector Channel Frequency Range (MHz) Worst Test Level (dBm) Limit (dBm) Over Limit (dB) Result LCH 0.009~0.15 -25.83 -13.00 -12.83 Pass 0.15~10 -38.10 -13.00 -25.10 Pass 10~30 -41.56 -13.00 -28.56 Pass 30~1000 -29.67 -13.00 -16.67 Pass 1000~10000 -21.43 -13.00 -8.43 Pass MCH 0.009~0.15 -27.27 -13.00 -14.27 Pass 0.15~10 -37.92 -13.00 -24.92 Pass 10~30 -41.93 -13.00 -28.93 Pass 30~1000 -30.31 -13.00 -17.31 Pass 1000~10000 -22.40 -13.00 -9.40 Pass HCH 0.009~0.15 -25.03 -13.00 -12.03 Pass 0.15~10 -38.02 -13.00 -25.02 Pass 10 - 30 -41.44 -13.00 -28.44 Pass 30 - 1000 -29.78 -13.00 -16.78 Pass 1000 - 10000 -24.95 -13.00 -11.95 Pass Compliance Certification Services (Kunshan) Inc. Page: 9 of 27 LCH 9KHz-150KHz 15KHz-10MHz 10MHz-30MHz 30MHz-1000MHz 1000MHz-6000MHz Compliance Certification Services (Kunshan) Inc. Page: 10 of 27 MCH 9KHz-150KHz 15KHz-10MHz 10MHz-30MHz 30MHz-1000MHz 1000MHz-6000MHz Compliance Certification Services (Kunshan) Inc. Page: 11 of 27 HCH 9KHz-150KHz 150KHz-10MHz 10MHz-30MHz 30MHz-1000MHz 1000MHz-6000MHz Compliance Certification Services (Kunshan) Inc. Page: 12 of 27 6.Spurious emissions at RF antenna connector: (Intermodulation) Channel Spacing (KHz) Signal Level Worst Test Level (dBm) Limit (dBm) Result 6.25KHz Pre-AGC -15.509 -13 Pass 3dB Above AGC -14.874 -13 Pass 12.5KHz Pre-AGC -14.519 -13 Pass 3dB Above AGC -14.745 -13 Pass 25KHz Pre-AGC -19.161 -13 Pass 3dB Above AGC -18.118 -13 Pass Channel Spacing: 6.25KHz Pre-AGC 3dB Above AGC Channel Spacing: 12.5KHz Pre-AGC 3dB Above AGC Compliance Certification Services (Kunshan) Inc. Page: 13 of 27 Channel Spacing: 25KHz Pre-AGC 3dB Above AGC Compliance Certification Services (Kunshan) Inc. Page: 14 of 27 7. Out of Band Rejection Downlink:769MHz to 775MHz Compliance Certification Services (Kunshan) Inc. Page: 15 of 27 8. Radiated Spurious Emissions 769MHz-775MHz-Low Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 52.19 Horizontal -60.10 -13 -47.10 Pass 477.07 Horizontal -54.98 -13 -41.98 Pass 784.69 Horizontal -51.24 -13 -38.24 Pass 1216.45 Horizontal -47.00 -13 -34.00 Pass 5681.16 Horizontal -40.41 -13 -27.41 Pass 8986.24 Horizontal -43.21 -13 -30.21 Pass 50.79 Vertical -53.56 -13 -40.56 Pass 394.55 Vertical -61.48 -13 -48.48 Pass 764.54 Vertical -59.61 -13 -46.61 Pass 2905.54 Vertical -42.03 -13 -29.03 Pass 4703.71 Vertical -41.29 -13 -28.29 Pass 6670.62 Vertical -46.69 -13 -33.69 Pass 769MHz-775MHz-Middle Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 94.24 Horizontal -56.46 -13 -43.46 Pass 164.96 Horizontal -59.73 -13 -46.73 Pass 826.35 Horizontal -58.75 -13 -45.75 Pass 1409.03 Horizontal -43.06 -13 -30.06 Pass 5486.34 Horizontal -43.19 -13 -30.19 Pass 9907.54 Horizontal -40.34 -13 -27.34 Pass 119.65 Vertical -52.98 -13 -39.98 Pass 388.41 Vertical -61.22 -13 -48.22 Pass 773.89 Vertical -60.36 -13 -47.36 Pass 1159.81 Vertical -35.50 -13 -22.50 Pass 5044.37 Vertical -39.15 -13 -26.15 Pass 7487.42 Vertical -46.10 -13 -33.10 Pass Compliance Certification Services (Kunshan) Inc. Page: 16 of 27 769MHz-775MHz-High Channel Frequency Spurious Emission Limit Over Limit Verdict Polarization and Level MHz Polarization dBm dBm dB 74.19 Horizontal -56.84 -13 -43.84 Pass 431.51 Horizontal -53.75 -13 -40.75 Pass 644.03 Horizontal -55.65 -13 -42.65 Pass 1763.52 Horizontal -41.06 -13 -28.06 Pass 4707.26 Horizontal -45.63 -13 -32.63 Pass 6554.95 Horizontal -47.95 -13 -34.95 Pass 54.50 Vertical -56.56 -13 -43.56 Pass 389.24 Vertical -60.60 -13 -47.60 Pass 757.78 Vertical -58.12 -13 -45.12 Pass 1204.05 Vertical -39.84 -13 -26.84 Pass 5310.54 Vertical -37.5…

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Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096901 Page: 1 of 29 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com/en/Terms-and-Conditions.aspx and, for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com/en/Terms-and-Conditions/Terms-e-Document.aspx. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 30 days only. Member of the SGS Group (SGS SA) TEST REPORT Application No.: KSCR2405000969AT FCC ID: 2AEJ4R22207 Applicant: Sunwave Communications Co., Ltd. Address of Applicant: 581 Houju Avenue, Binjiang District, Hangzhou, China Manufacturer: Sunwave Communications Co., Ltd. Address of Manufacturer: 581 Houju Avenue, Binjiang District, Hangzhou, China Factory: Sunwave Communications Co., Ltd. Address of Factory: 581 Houju Avenue, Binjiang District, Hangzhou, China Equipment Under Test (EUT): EUT Name: Remote Unit Model No.: PS-R222 Trade mark: CROSSFIRE Standard(s) : 47 CFR Part 2 47 CFR Part 90 Date of Receipt: 2024-05-30 Date of Test: 2024-06-26 to 2024-08-05 Date of Issue: 2024-08-05 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096901 Page: 2 of 29 Revision Record Version Description Date Remark 00 Original 2024-08-05 / Authorized for issue by: Tested By Damon Zhou /Project Engineer Approved By Terry Hou /Reviewer Compliance Certification Services (Kunshan) Inc. CCSEM-TRF-001 Rev. 02 Sep 01, 2023 Report No.: KSCR240500096901 Page: 3 of 29 2 Test Summary 2.1 758MHz-768MHz for FCC Part 90 Test Item Reference Result AGC threshold KDB 935210 D05 v01r04 PASS Out of band rejection KDB 935210 D05 v01r04 PASS Occupied bandwidth §90.209. §90.219 PASS Output power at RF antenna connector §90.205. §90.219 PASS Noise Figure §90.219…

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