2BXEY-M2B430N2Commercial Display

Dongguan Sunvol Information Technology Co., Ltd. Family models declaration letter. Date: August 3, 2026 We Dongguan Sunvol Information Technology Co., Ltd. Of Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Product: Commercial Display FCC ID: 2BXEY-M2B430N2 Model Name: M2B430N2 Serial Model: M3B430N2,M4B430N2,M5B430N2,M6B430N2,M7B430N2,M8B430 N2,M9B430N2,M2B430F2,M3B430F2,M4B430F2,M5B430F2,M6B430F2,M7B4 30F2,M8B430F2,M9B430F2,M2B430F1,M3B430F1,M4B430F1,M5B430F1,M6 B430F1,M7B430F1,M8B430F1,M9B430F1,M2G430N2 Difference description of series models: All models have the same electrical circuit, including the same software parameters and hardware design (i.e. circuit design, PCB layout, RF module/circuit, antenna type and location, components on PCB, etc.), the same mechanical structure and design (including product casing, materials, etc.), except for the model name and color Thanks Sincerely Signature Name: mei liu Date: 2026-08-03 Title: Manager

TCB CALL página 1 File FCC ID: 2BXEY-M2B430N2 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. On the official register from CALIFORNIA: https://www.sanjoseca.gov/your-government/departments-offices/finance/business-tax-registration/business-tax-lookup TCB CALL página 2 In google: However after deeply investigate I could see: TCB CALL página 3 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit " FCC Agent for service Attestation from Agent " included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit " FCC Agent for service Attestation from Agent " >

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: Dongguan Sunvol Information Technology Co., Ltd. Grantee Code: 2BXEY FCC ID: 2BXEY-M2B430N2 FRN: 0038711826 Contact Name: mei liu Address: Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Telephone No: 13423320631 Fax No: / Email: [email protected] i. [Dongguan Sunvol Information Technology 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. The applicant must sign this certification. ii. [Dongguan Sunvol Information Technology Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [ is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [Dongguan Sunvol Information Technology 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 as an entity producing “covered” equipment . Date: 2026/07/30 Applicant’s Name: Dongguan Sunvol Information Technology Co., Ltd. Title: Manager Signature The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1

Dongguan Sunvol Information Technology Co., Ltd. Code 00018768 Ed. 1 Item 1. The device is able to install software/program installation? ☒ Yes, go to Item 2. ☐ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Device Commercial Display Company name Dongguan Sunvol Information Technology Co., Ltd. Grantee code 2BXEY FCC ID 2BXEY-M2B430N2 FRN 0038711826 Contact name mei liu Address Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Telephone number 13423320631 E-mail [email protected] Chipset/module information RTL8822 Operating System (if applicable) Android Storage Capacity (hard drive or other permanent memory storage, if applicable) 128G 2 Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 Internet connection for activation and updates (For all Operating Systems) YES WLAN # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space YES 4GB+32GB 2 Operating System: Android™ 10 – 14 YES Android 14 3840 x 2160 3 Screen Resolution: Minimum resolution of 320 x 480 YES # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 3 2 Operating System: iOS® 17 N/A # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space NO 2 CPU: Intel Pentium 1 GHz or higher 3 RAM: 1 GB 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☒ Yes, go to Item 3. 4 ☐ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 USB Type-A port Connect to USB storage devices or a mouse and keyboard receiver -Built-in firewall that blocks software downloads 2 HDMI Connect to an external high-definition video signal input. -Communication limited to specific IP addresses -Port blocked for software downloads 3 USB Type-C Connect to USB storage devices or a mouse and keyboard receiver -Built-in firewall that blocks software downloads # Wireless Interface Purpose Justification 1 1 Wi-Fi It can be connected to the network for file or video downloading -Built-in firewall that blocks software downloads 2 Bluetooth Only pair and connect with the mouse or keyboard -No file transfer capability -Pairing limited to authorized devices After the review of this items, the device: ☐ Cannot support installation of any cybersecurity or anti-virus software on the covered list. ☒ Potentially can operate with any cybersecurity or anti-virus software on the covered list – additional third- party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) – “Proof of Compliance with Covered List Software Requirements” of this document applies Signature: Name: mei liu Date: 2026-08-03 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications. 5 Proof of Compliance with Covered List Software Requirements 1. Did a test Firm or third party (other than the certification body and applicant) provide a list of software installed on the device and after scan results with no evidence of Kaspersky software? ☒ YES ☐ NO ☐ N/A If YES, provide: File Name: Kaspersky Softwere Security Third-Party Name (including Test Firm: Shenzhen ETR Standard Technology Co., Ltd. Has other objective evidence been provided that no Kaspersky software is installed? ☒ YES ☐ NO ☐ N/A If YES, provide: File Name: Kaspersky Softwere Security Third-Party Name (including Test Firm: Shenzhen ETR Standard Technology Co., Ltd. Signature: Name: smith Chen Date:2026.7.11

Shenzhen ETR Standard Technology Co., Ltd. 1. Did a test Firm or third party (other than the certification body and applicant) provide a list of software installed on the device and after scan results with no evidence of Kaspersky software. Shenzhen ETR Standard Technology Co., Ltd. 2. Has other objective evidence been provided that no Kaspersky software is installed. Installing external applications prompts risks during installation Shenzhen ETR Standard Technology Co., Ltd. Sincerely, Name / Title: smith Chen / Manager Company Name: Shenzhen ETR Standard Technology Co., Ltd. Address: No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel: 13425140941 E-Mail: [email protected]

C5266091_X10_Ed.2 1/1 Dongguan Sunvol Information Technology Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2026.8 03 Subject: Request for Confidentiality FCC ID: 2BXEY-M2B430N2 To Whom It May Concern, Pursuant t o t he provisions of Sections 0.457 and 0.459 of Commission's r ules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☒ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☒ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☒ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary i nformation i n operation of t he equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of __180____ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, C5266091_X10_Ed.2 1/1 Signature: Name: mei liu Title: Manager

C5266091_X8_Ed.1 1/1 Letter of Authorization Dongguan Sunvol Information Technology Co., Ltd. Company: Dongguan Sunvol Information Technology Co., Ltd. Address: Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Product Name: Commercial Display Model Number: M2B430N2,M3B430N2,M4B430N2,M5B430N2,M6B430N2,M7B430N2,M8B430 N2,M9B430N2,M2B430F2,M3B430F2,M4B430F2,M5B430F2,M6B430F2,M7B4 30F2,M8B430F2,M9B430F2,M2B430F1,M3B430F1,M4B430F1,M5B430F1,M6 B430F1,M7B430F1,M8B430F1,M9B430F1,M2G430N2 FCC Identifier: 2BXEY-M2B430N2 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: mei liu Date: 2026.08 03 Title: Manager Signature of applicant:

60mm*50mm

FCC ID: 2BXEY-M2B430N2 RF Exposure Evaluation Limits According to47 CFR Part 2.1091 and 447498 D01 General RF Exposure Guidance v06 The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) Frequency range (MHz) Electric field strength (V/m) Magnetic field strength (A/m) Power density (mW/cm 2 ) Averaging time (minutes) (A) Limits for Occupational/Controlled Exposures 0.3–3.0 614 1.63 *(100) 6 3.0–30 1842/f 4.89/f *(900/f 2 ) 6 30–300 61.4 0.163 1.0 6 300–1500 f/300 6 1500–100,000 5 6 (B) Limits for General Population/Uncontrolled Exposure 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f 2 ) 30 30–300 27.5 0.073 0.2 30 300–1500 f/1500 30 1500–100,000 1.0 30 f = frequency in MHz Friis transmission formula: Pd = (Pout*G)/(4*pi*r 2 ) Where Pd = power density in mW/cm 2 , Pout = output power to antenna in mW; G = gain of antenna in linear scale, Pi = 3.1416; R = distance between observation point and center of the radiator in cm Pd id the limit of MPE, 1 mW/cm 2 . If we know the maximum gain of the antenna and the total power input to the antenna, through the calculation, we will know the distance r where the MPE limit is reached. Test Procedure Software provided by client enabled the EUT to transmit and receive data at lowest, middle and highest channel individually. FCC ID: 2BXEY-M2B430N2 Test Result of RF Exposure Evaluation The source of the evaluation data results is based on the test report ET-26073373E01/02/03 BLE Antenna gain=3.72dBi 2.4G WIFI Antenna gain=3.72dBi 5G WIFI Antenna gain=5.51dBi FOR BLE Mode Output power (dBm) Tune-up power (dBm) Max Tune-up (dBm) Max Tune-up (mW) Numeric antenna gain Power Density at R=20cm (mW/cm2) Limit (mW/cm2) Result GFSK 1.04 1±1 2 1.58 2.36 0.0007 1.0 PASS FOR 2.4GWIFI Mode Output power (dBm) Tune-up power (dBm) Max Tune-up (dBm) Max Tune-up (mW) Numeric antenna gain Power Density at R=20cm (mW/cm2) Limit (mW/cm 2 ) Result 802.11b 14.31 14±1 15 31.62 2.36 0.0149 1.0 PASS 802.11g 14.48 14±1 15 31.62 2.36 0.0149 1.0 PASS 802.11n20 14.36 14±1 15 31.62 2.36 0.0149 1.0 PASS 802.11n40 13.52 14±1 15 31.62 2.36 0.0149 1.0 PASS FOR 5.8GWIFI Mode Output power (dBm) Tune-up power (dBm) Max Tune-up (dBm) Max Tune-up (mW) Numeric antenna gain Power Density at R=20cm (mW/cm2) Limit (mW/cm 2 ) Result 802.11a 14.25 14±1 15 31.62 3.56 0.0224 1.0 PASS 802.11n20 14.37 14±1 15 31.62 3.56 0.0224 1.0 PASS 802.11ac20 14.58 15±1 16 39.81 3.56 0.0282 1.0 PASS 802.11n40 13.55 14±1 15 31.62 3.56 0.0224 1.0 PASS 802.11ac40 13.65 14±1 15 31.62 3.56 0.0224 1.0 PASS 802.11ac80 12.50 13±1 14 25.12 3.56 0.0178 1.0 PASS If BT and WIFI work simultaneously BLE+2.4G WIFI+5GWIFI, the total power density is 0.0007/1+0.0149/1+0.0282/1=0.0438<1. Maximum power density=0.0438<1. Then SAR evaluation is not require .

Report No.: ET-26073373E02 This test report is valid for the tested samples only. It cannot be reproduced except in full without prior written consent of Shenzhen ETR Standard Technology Co., Ltd. TEST REPORT Applicant: Dongguan Sunvol Information Technology Co., Ltd. Address of Applicant: Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Manufacturer: Dongguan Sunvol Information Technology Co., Ltd. Address of Manufacturer: Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Product Name: Commercial Display Model No.: M2B430N2,M3B430N2,M4B430N2,M5B430N2,M6B430N2,M7B430N2,M8B430 N2,M9B430N2,M2B430F2,M3B430F2,M4B430F2,M5B430F2,M6B430F2,M7B4 30F2,M8B430F2,M9B430F2,M2B430F1,M3B430F1,M4B430F1,M5B430F1,M6 B430F1,M7B430F1,M8B430F1,M9B430F1,M2G430N2 Trade Mark: Amdox FCC ID: 2BXEY-M2B430N2 Applicable standards: CFR Title 47 Part 15.247 Date of Test: Jul.13, 2026-Jul.28, 2026 Date of report issued: Jul.29, 2026 Remark: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver Prepared By Shenzhen ETR Standard Technology Co., Ltd. Address: No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Compiled by: Reviewed by: Approved by: Project Engineer Project Manager Authorized Signature - Page 2 of 33 - Report No.: ET-26073373E02 Tel:(86-0755) 85259392 Email:[email protected] Web: www.etrlab.cn No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Report Revision History Report No. Description Issue Date ET-26073373E02 Original Jul.29, 2026 - Page 3 of 33 - Report No.: ET-26073373E02 Tel:(86-0755) 85259392 Email:[email protected] Web: www.etrlab.cn No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Contents Page 1. TEST SUMMARY ......................................................................................................................................4 2. GENERAL INFORMATION .......................................................................................................................5 2.1 GENERAL DESCRIPTION OF EUT .................................................................................................................5 2.2 TEST MODE ................................................................................................................................................7 2.3 DESCRIPTION OF SUPPORT UNITS ...............................................................................................................7 2.4 TEST FACILITY ............................................................................................................................................7 2.5 ADDITIONAL INSTRUCTIONS .........................................................................................................................7 3. TEST INSTRUMENTS LIST ......................................................................................................................8 4. TEST RESULTS AND MEASUREMENT DATA .......................................................................................9 4.1 ANTENNA REQUIREMENT .............................................................................................................................9 4.2 CONDUCTED EMISSIONS ...........................................................................................................................10 4.3 DUTY CYCLE .............................................................................................................................................13 4.4 CONDUCTED OUTPUT POWER ...................................................................................................................15 4.5 6DB BANDWIDTH ......................................................................................................................................16 4.6 POWER SPECTRAL DENSITY ......................................................................................................................18 4.7 BAND EDGES ............................................................................................................................................20 Conducted Emission Method ...................................................................................................................20 Radiated Emission Method ......................................................................................................................22 4.8 SPURIOUS EMISSION .................................................................................................................................24 Conducted Emission Method ...................................................................................................................24 Radiated Emission Method ......................................................................................................................26 5. TEST SETUP PHOTO .............................................................................................................................33 6. EUT CONSTRUCTIONAL DETAILS .......................................................................................................33 - Page 4 of 33 - Report No.: ET-26073373E02 Tel:(86-0755) 85259392 Email:[email protected] Web: www.etrlab.cn No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China 1. Test Summary Test Item Section Result Test by Antenna requirement 47CFR part 15.203/15.247 (b)(4) Pass / AC Power Line Conducted Emission 47CFR part 15.207 Pass Jason Huang Conduc…

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Test Repor Antenna measurement t Cu stomer：Amdox RF：ZQX Date：2026-07-15 Version：V01 Address: No. 49 Yangtai Mountain Road, Guantian Community, Shiyan Street, Bao'an District, Shenzhen City Shenzhen ChuFeng Communication Technology Co., LTD Shenzhen Chufeng Communication Technology Co., LTD Contents 1.Project information 2.Test environment of test sample machine 3.Laboratory test environment and equipment 4.Antenna RF line matching 5.Antenna RF line matching 6.Antenna product diagram 7.Summary Shenzhen Chufeng Communication Technology Co., LT Antenna test laboratory environment D S11、 S12 、VSWR 、 LOS Test item Testing equipment S Efficiency、 Gain 3D Radiation Patter Network analyzer E5071C、 ZVB8 n TRP、 TI SG24 Dark room、 E5071C S SG24 Dark room、 CMW500 Laboratory test environment and equipment Shenzhen Chufeng Communication Technology Co., LTD Shenzhen Chufeng Communication Technology Co., LT Antenna test laboratory environment D Elemen Main antenna tValue E1(0402 Figure caption ) 、 E2(0402 No modifications were made to the original matching circuit. ) 、 E3(0402) 、 E4(0402) 、 Main antenna matching circuit Shen zhen Chufen g Communicati on Technology Co., LTD E1 E4 E2 RF Module Antenna E3 Antenna Test Data Specifications Shenzhen Chufen g Communication Technology Co., LTD Freqency(MHz) Gain(dBi 2400-2500MHz 5150-5850MHz ) model 2.4G MAX Gain :3.75dBi Antenna type A1 FPC ANT 5G MAX Gain :5.51dBi VSWR/LOSS/ Voltage standing wave/loss Shenzhen Chufeng Communication Technology Co., LTD Shen zhen Chufen g Communicati on Technology Co., LT Antenna passive test data D Freq en cy (MHz) Gain(dBi) Effici en cy (dB) Effici en cy (%) 24003.75-4.0639.27 24053.72-4.138.86 24103.63-4.1238.71 24153.55-4.1138.82 24203.47-4.0639.26 24253.38-3.9840.04 24303.36-3.8840.93 24353.27-3.8741.07 24403.17-3.8741.01 24453.13-3.8641.11 24503.19-3.8141.56 24553.21-3.841.7 24603.17-3.8641.08 24653.19-3.9440.38 24703.25-4.0139.76 24753.25-4.0839.06 24803.17-4.1738.28 Freq en cy (MHz) Gain(dBi) Effici en cy (dB) Effici en cy (%) 24852.88-4.3436.77 24902.36-4.5834.85 24951.71-4.8432.79 25001.13-5.0731.09 51504.86-4.7633.45 51754.58-4.9332.15 52004.61-4.7733.31 52254.56-4.6834.03 52504.45-4.4835.64 52754.34-4.337.17 53004.62-4.0938.95 53254.65-4.1538.5 53504.65-4.2537.56 53754.38-4.3336.89 54004-4.5535.08 54253.51-4.7933.2 54503.64-4.5535.11 Freq en cy (MHz) Gain(dBi) Effici en cy (dB) Effici en cy (%) 54753.55-4.733.91 55004.03-4.5135.4 55254.12-4.5934.79 55504.6-4.138.89 55754.78-4.0339.5 56004.82-4.0439.43 56254.81-4.0739.16 56504.63-4.0539.39 56754.38-4.1638.41 57004.41-439.85 57254.56-3.7442.24 57504.61-3.6343.34 57754.79-3.5843.85 58004.92-3.5743.95 58255.04-3.4944.8 58505.51-3.5144.53 2400MH 3D direction diagram Z 2450MHZ 2500MHZ 5150MHZ 5550MHZ 5850MHZ Shenzhen Chufeng Communication Technology Co., LTD Shen zhen ChufengCommunicati onTechnologyCo., LTD Processing size drawing THE END ShenzhenChufengCommunicationTechnologyCo., LTD

Report No.: ET-26073373E01 Tel: +86 0755 85259392 Email: [email protected] No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China TEST REPORT Applicant: Dongguan Sunvol Information Technology Co., Ltd. Address of Applicant: Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Manufacturer: Dongguan Sunvol Information Technology Co., Ltd. Address of Manufacturer： Unit 1, Building 11, No. 5, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province, China Product Name: Commercial Display Model No.: M2B430N2,M3B430N2,M4B430N2,M5B430N2,M6B430N2,M7B430N2,M8B430 N2,M9B430N2,M2B430F2,M3B430F2,M4B430F2,M5B430F2,M6B430F2,M7B4 30F2,M8B430F2,M9B430F2,M2B430F1,M3B430F1,M4B430F1,M5B430F1,M6 B430F1,M7B430F1,M8B430F1,M9B430F1,M2G430N2 Trade Mark: Amdox FCC ID: 2BXEY-M2B430N2 Applicable standards: CFR Title 47 Part 15.247 Date of Test: Jul.13, 2026-Jul.28, 2026 Date of report issued: Jul.29, 2026 Remark: The results shown in this test report refer only to the sample(s) tested , this test report cannot be reproduced, except in full without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver Prepared By Shenzhen ETR Standard Technology Co., Ltd. Address: No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Compiled by: Reviewed by: Approved by: Project Engineer Project Manager Authorized Signature - Page 2 of 74 - Report No.: ET-26073373E01 Report Revision History Report No. Description Issue Date ET-26073373E01 Original Jul.29, 2026 - Page 3 of 74 - Report No.: ET-26073373E01 Tel: +86 0755 85259392 Email: [email protected] Web: www.etrlab.cn No.103, No.10, Phase I, Zone 3, Xinxing Industrial Park, Xinhe, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Contents Page 1. TEST SUMMARY ......................................................................................................................................4 2. GENERAL INFORMATION .......................................................................................................................5 2.1 GENERAL DESCRIPTION OF EUT .................................................................................................................5 2.2 TEST MODE ................................................................................................................................................7 2.3 DESCRIPTION OF SUPPORT UNITS ...............................................................................................................7 2.4 TEST FACILITY ............................................................................................................................................7 2.5 ADDITIONAL INSTRUCTIONS .........................................................................................................................7 3. TEST INSTRUMENTS LIST ......................................................................................................................8 4. TEST RESULTS AND MEASUREMENT DATA .......................................................................................9 4.1 ANTENNA REQUIREMENT .............................................................................................................................9 4.2 CONDUCTED EMISSIONS ...........................................................................................................................10 4.3 DUTY CYCLE .............................................................................................................................................13 4.4 PEAK CONDUCTED OUTPUT POWER ..........................................................................................................15 4.5 6DB BANDWIDTH ...............................................…

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