2BV7U-DBOXIOT16WIFI Module

DBOX-IOT16 Specification Page 1 of 20 DBOX-IOT16 Specification Version V1.0 Copyright ©2026 WIFI Module DBOX-IOT16 Specification Page 2 of 20 Document resume Version Date Develop/revise content Edition Approve V1.0 Initial release DBOX-IOT16 Specification Page 3 of 20 Content 1.Product Overview .................................................................................................................. 4 1.1. Features ...................................................................................................................... 5 2. Main Parameters .................................................................................................................... 6 2.1. Electrical parameter ................................................................................................... 6 2.2. Electrical parameter ................................................................ ................................... 7 2.3. Wi-Fi Radio Performance .......................................................................................... 7 3.Appearance & Package ......................................................................................................... 8 4.Pin Definitions....................................................................................................................... 9 5.Schematic ............................................................................................................................ 11 6. Design Guideline ................................................................................................................. 12 6.1. Application Circuit................................................................ ................................... 12 6.2. Recommend PCB Package ...................................................................................... 12 6.3. Antenna Layout Requirements ................................................................................ 13 6.4. Power Supply Requirements .................................................................................... 13 6.5. GPIO ........................................................................................................................ 14 7.ROLLING OF Reflow soldering......................................................................................... 15 8.ROLLING OF Reflow soldering......................................................................................... 15 9. Package Information ........................................................................................................... 15 Disclaimer and copyright notice ................................................................................................ 17 Notice ......................................................................................................................................... 17 Statement ................................................................................................ .................................... 18 DBOX-IOT16 Specification Page 4 of 20 1.Product Overview DBOX-IOT16 is a dual-frequency Wi-Fi module based on RTL8720DN. DBOX-IOT16 supports dual-frequency (2.4ghz or 5ghz) WLAN; it integrates ARM V8 (compatible with Cortex-M4F) high-performance MCU,ARM V8M (compatible with Cortex-M0) low-power MCU,WLAN(802.11 a / b / g / n), MAC,and RF baseband) and provides a set of configurable GPIO ports for the control of different peripherals. Figure 1 Main chip architecture diagram DBOX-IOT16 Specification Page 5 of 20 1.1. Features Support for either 802.11a/b/g/n, 2.4GHz or 5GHz Supports the HT 20 / HT 40 mode Supports low power beacon listening mode, low power receiving mode and low power hanging mode Built-in AES / DES / SHA hardware engine Support TrustZone-M and support safe startup Supports the SWD debug port access protection and disabled modes Wi-Fi and Bluetooth share the same antenna Support the STA / AP / STA + AP mode and confounding mode Support for Android, iOS Simple Config (App) Wi-Fi one-click distribution network Support for serial port local upgrade and remote firmware upgrade (FOTA) Support secondary development, support programming in Linux and Windows environments Support for Arduino development DBOX-IOT16 Specification Page 6 of 20 2.Main Parameters Table 1 Main Parameter 2.1. Electrical parameter DBOX-IOT16 module is an electrostatic sensitive device, which needs special ES precautions.When usd ESD protective devices should be added. The correct ESD processing and packaging must be adopted in the transportation, operation and use of DBOX-IOT16 modules. Do nottouch the module by hand or weld with a non-antistatic soldering iron to avoid damage to the module. Figure 2 ESD Warning Logo Model DBOX-IOT16 Package SMD-16 Dimension 24*16*3(±0.2)MM Antenna Dipole Antenna Frequency 2400~2483.5MHz & 5150~5250&5725~5850MHz Operating Temperature -40 °C~85 °C Store Temperature -40 °C~125 °C，<90%RH Power Supply Voltage 3.0V~3.6V, I>500mA Interface UART/GPIO/ADC/PWM/IIC/SPI/IR/SWD/USB Available GPIO 13 UART Baud rates 110~ 6000000 bps，Default 115200bps Wireless Security WAPI, WEP, WPA/WPA2/WPA3-PSK, WPA/WPA2/WPA3-EAP SPI Flash Default 4MB (Optional 2MB, 8MB, 16MB) DBOX-IOT16 Specification Page 7 of 20 2.2. Electrical parameter Table 2 Electric Characteristic 2.3. Wi-Fi Radio Performance Table 3 Wi-Fi Radio Performance Parameter Min Typical Max Unit DC 3.3V (with internal regulator and integration CMOS PA) 3.0 3.3 3.6 V Figure I/O supply voltage 1.76 1.8~3.3 3.3 V DC_IO_33 (3.3V I / O rated current) - - 50 mA Electrostatic protection (VESD) - - 2000 V DescriptionTypicalUnit Operating Frequency 2400~2483.5 and 5150~5250&5725~5850 MHz ModeMinTypicalMaxUnit 11a mode，PAoutput power 6 8 9.5 dBm 11n mode 2.4G，PAoutput power 1314.516 .5dBm 11n mode 5G ， PAoutput power 6 8 10 dBm 11g mode ， PAoutput power 12.514 .5 16.5 dBm 11b mode ， PAoutput power14 1516 dBm Rx Sensitivity ModeMinTypicalMaxUnit CCK，1Mbps-≤-90-d…

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1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: GLOCERTS TECHNOLOGY INC FRN: 0036339737 Contact Name: Huiying Fan Address: 19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507 Telephone No: (626) 588-8039 Email: [email protected] Applicant: Company name: Shanghai Quicktron Automation Technology Co., Ltd. Product Description: WIFI Module Grantee code: 2BV7U FRN: 0038445763 FCC ID: 2BV7U-DBOXIOT16 Contact Name: Fei Ni Address: No.985 Fulian Road, Baoshan District, Shanghai, China Telephone No.: 400 - 859 - 2188 Email: [email protected] [Shanghai Quicktron Automation Technology Co., Ltd.] certifies that, as of the date of this filing of the application with the TCB, [GLOCERTS TECHNOLOGY INC ] is our designated US agent for service of process for the above referenced FCC ID. [Shanghai Quicktron Automation Technology Co., Ltd.] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [GLOCERTS TECHNOLOGY INC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2026/6/12 Applicant’s Name: Shanghai Quicktron Automation Technology Co., Ltd. US Agent’s Name: GLOCERTS TECHNOLOGY INC Title: Manager Title: Director Signature Signature

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: Shanghai Quicktron Automation Technology Co., Ltd. Grantee code: 2BV7U FRN: 0038445763 FCC ID: 2BV7U-DBOXIOT16 Contact Name: Fei Ni Address: No.985 Fulian Road, Baoshan District, Shanghai, China Telephone No: 400 - 859 - 2188 Fax No: N/A Email: [email protected] i. [Shanghai Quicktron Automation 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. [Shanghai Quicktron Automation 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. [Shanghai Quicktron Automation 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: 6/12/2026 Applicant’s Name: Fei Ni Title: Manager Signature 1 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

Shanghai Quicktron Automation 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. 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) N/A # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A Device WIFI Module Company name Shanghai Quicktron Automation Technology Co., Ltd. Grantee code 2BV7U FCC ID 2BV7U-DBOXIOT16 FRN 0038445763 Contact name Fei Ni Address No.985 Fulian Road, Baoshan District, Shanghai, China Telephone number 400 - 859 - 2188 E-mail [email protected] Chipset/module information RTL8720DN Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 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 N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 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 N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 3 RAM: 1 GB N/A 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 ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. ☒ 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 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications. 4 # Wireless Interface Purpose Justification 1 1 ☐ 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 After the review of this items, the device: ☒Cannot support installation of any cybersecurity or anti-virus software on the covered list. Compliance with Covered List Software Requirements” of this document applies Signature: Name: Fei Ni Date: 2026/6/12 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: Third-Party Name (including Test Firm: Has other objective evidence been provided that no Kaspersky software is installed? ☐ YES ☐ NO ☐ N/A If YES, provide: File Name: Third-Party Name (including Test Firm: Signature: Name: Date:

TCB CALL página 1 File FCC ID: 2BV7U-DBOXIOT16 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 : https://bizfileonline.sos.ca.gov/search/business TCB CALL página 2 TCB CALL página 3 TCB CALL página 4 TCB CALL página 5 In google: TCB CALL página 6 Bank information TCB CALL página 7 TCB CALL página 8 TCB CALL página 9 TCB CALL página 10 GOLOCERTS TECHNOLOGY INC ADDRESS PROFF Water Bill TCB CALL página 11 TCB CALL página 12 TCB CALL página 13 TCB CALL página 14 TCB CALL página 15 TCB CALL página 16 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "2BV7U-DBOXIOT16_US_Agent_Letter" 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 "2BV7U-DBOXIOT16_US_Agent_Letter" >

C5266091_X10_Ed.2 1/1 < Shanghai Quicktron Automation Technology Co., Ltd.> Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2026-6-12 Subject: Request for Confidentiality FCC ID: 2BV7U-DBOXIOT16 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (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 Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. 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. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Fei Ni Title: Manager

C5266091_X8_Ed.1 1/1 Letter of Authorization < Shanghai Quicktron Automation Technology Co., Ltd.> Company: Shanghai Quicktron Automation Technology Co., Ltd. Address: No.985 Fulian Road, Baoshan District, Shanghai, China Product Name: WIFI Module Model Number: DBOX-IOT16 FCC Identifier: 2BV7U-DBOXIOT16 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: Fei Ni Date: 2026/6/12 Title: Manager Signature of applicant:

00012160_X9_Ed.3 1/1 <ShanghaiQuicktronAutomationTechnologyCo.,Ltd.> ModularTransmitterApprovalRequest FederalCommunicationsCommission EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 Companyname:ShanghaiQuicktronAutomationTechnologyCo.,Ltd. FCCID:2BV7U-DBOXIOT16 Gentlemen, Inaccordancewith47CFR15.212ModularTransmittersandKDB996369D01‘Module CertificationGuidev04r02’.FCCID2BV7U-DBOXIOT16hasbeenexaminedagainst thefollowingrequirements. ItemstobecoveredbySinglemodulartransmitters. Requirementper15.212andKDB996369 D01‘ModularCertificationGuidev04r02 Y/NComments/Explanationfrom Grantee (Explainwhyproductcomplies/howitis achieved) 1.Theradioelementsmusthavetheradio frequencycircuitryshielded.Physical componentsandtuningcapacitor(s)maybe locatedexternaltotheshield,butmustbeon themoduleassembly YesTheapplicanthasdesignedtheirown metalshieldingareaforthisRF module,pleaseseetheinternalphotos. 2.Themodulemusthavebuffered modulation/datainputstoensurethatthe devicewillcomplywithPart15requirements withanytypeofinputsignal YesThismoduleusesthebuilt-inbufferof theRTL8720DNchipastheinputfor modulateddata. 3.Themodulemustcontainpowersupply regulationonthemodule YesTheapplicanthasdesignedapower regulator(device)forthisRFmodule, seethecircuitdiagramICRTL8720DN. 4.Themodulemustcontainapermanently attachedantenna,orcontainaunique antennaconnector,andbemarketedand operatedonlywithspecificantenna(s),per Sections15.203,15.204(b),15.204(c), 15.212(a),2.929(b) YesTheapplicanthasclearlyindicatedthe antennapairedwiththeRFmodule; thismodulecomeswithasetofDiople antennas. 5.Themodulemustdemonstratecompliancein astand-aloneconfiguration YesAnexternalexpansioncardwillbe providedtoperformtests independently.UsingaUSBextension card,thisRFmoduleispoweredby 00012160_X9_Ed.3 1/1 USBandwillbetestedaccordingto technicalspecifications.Themodule's connectioncablesdonotcontainany magneticcomponentsandareallfixed inlength. 6.Themodulemustbelabelledwithits permanentlyaffixedFCCIDlabel,orusean electronicdisplay(SeeKDBPublication 784748aboutlabellingrequirements) YesThemodulewillhaveanFCCIDlabel onit, 7.Themodulemustcomplywithallspecific rulesapplicabletothetransmitterincluding alltheconditionsprovidedintheintegration instructionsbythegrantee YesThemoduleMeetstherequirements 8.ThemodulemustcomplywithRFexposure requirements YesThemodulemeetstheRFexposure requirements Name:Fei NiDate: 2026-6-12 Title: Manager Signature of applicant

Page 1 of 1 FCC ID: 2BV7U-DBOXIOT16 External Photos

Label and location Model No.: DBOX-IOT16

Page 1 of 3 FCC ID: 2BV7U-DBOXIOT16 Internal Photos PCB antenna not used Page 2 of 3 FCC ID: 2BV7U-DBOXIOT16 Dipole Antenna Page 3 of 3 FCC ID: 2BV7U-DBOXIOT16

Page 1 of 10 Report No.: AiTDG-260331002W3 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Dongguan Yaxu (AiT) Technology Limited. If there is a need to alter or revise this document, the right belongs to Dongguan Yaxu (AiT) Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. RF Exposure evaluation Product Name : WIFI Module Brand Name : N/A Model : DBOX-IOT16 Series Model : N/A FCC ID : 2BV7U-DBOXIOT16 Applicant : Shanghai Quicktron Automation Technology Co., Ltd. Address : No.985 Fulian Road, Baoshan District, Shanghai, China Manufacturer : Shanghai Quicktron Automation Technology Co., Ltd. Address : No.985 Fulian Road, Baoshan District, Shanghai, China Standard(s) : 47CFR §1.1310, 47CFR §2.1091 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt : May. 13, 2026 Date of Test : May. 13, 2026~ May. 20, 2026 Issued Date : May. 20, 2026 Issued By: Dongguan Yaxu (AiT) Technology Limited No. 22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China Tel.: +86-769-8202 0499 Fax.: +86-769-8202 0495 Reviewed by: Approved by: Emiya Lin Simba Huang Page 2 of 10 Report No.: AiTDG-260331002W3 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. Report Revise Record Report Version Issued Date Notes M0 May. 20, 2026 Initial Release Page 3 of 10 Report No.: AiTDG-260513005W3 Contents 1 GENERAL INFORMATION .......................................................................................................................................... 4 1.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 4 1.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 6 2 METHOD OF MEASUREMENT ................................................................................................................................... 7 2.1 APPLICABLE STANDARD .................................................................................................................................................. 7 2.2 LIMIT ......................................................................................................................................................................... 7 2.3 MPE CALCULATION METHOD ......................................................................................................................................... 8 2.4 MANUFACTURING TOLERANCE ........................................................................................................................................ 8 2.5 STANDALONE MPE RESULT .......................................................................................................................................... 10 2.6 CONCLUSION ............................................................................................................................................................. 10 Page 4 of 10 Report No.: AiTDG-260513005W3 1 GENERAL INFORMATION 1.1 Environmental conditions During the measurement the environmental conditions were within the listed ranges: Normal Temperature: 25°C Relative Humidity: 55 % Air Pressure: 101 kPa 1.2 General Description of EUT Product Name: WIFI Module Model/Type reference: DBOX-IOT16 Serial Model: N/A Power Supply: Input: DC 3.3V Hardware Version: N/A Software Version: N/A Sample(s) Status: AiTSZ-260513005-1(Normal sample) AiTSZ-260513005-2(Engineer sample) 2.4G WIFI: Supported type: 802.11b/802.11g /802.11n(HT20)/802.11n(HT40) Modulation: 802.11b(DSSS):CCK,DQPSK,DBPSK 802.11g(OFDM):BPSK,QPSK,16-QAM,64-QAM 802.11n(OFDM):BPSK,QPSK,16-QAM,64-QAM Operation frequency: 802.11b/802.11g/802.11n(H20): 2412MHz~2462MHz 802.11n(H40): 2422MHz~2452MHz Channel number: 802.11b/802.11g/802.11n(H20): 11 802.11n(H40): 7 Channel separation: 5MHz Antenna type: External Antenna Antenna gain: 3.0dBi 5G WIFI: Supported type: 20MHz system 40MHz system 80MHz system 160MHz system 802.11a 802.11n 802.11n N/A N/A Operation frequency: 5180-5240MHz 5745-5825MHz 5190-5230MHz 5755-5795MHz N/A N/A Modulation: OFDM OFDM N/A N/A Channel number: 9 4 N/A N/A Channel separation: 20MHz 40MHz N/A N/A Antenna type: External Antenna Antenna gain: U-NII 1: 2.75dBi U-NII 3: 2.00dBi Page 5 of 10 Report No.: AiTDG…

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Page 1 of 30 Report No.: AiTDG-260331002W1 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Dongguan Yaxu (AiT) Technology Limited. If there is a need to alter or revise this document, the right belongs to Dongguan Yaxu (AiT) Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. TEST REPORT Product Name : WIFI Module Brand Name : N/A Model : DBOX-IOT16 Series Model : N/A FCC ID : 2BV7U-DBOXIOT16 Applicant : Shanghai Quicktron Automation Technology Co., Ltd. Address : No.985 Fulian Road, Baoshan District, Shanghai, China Manufacturer : Shanghai Quicktron Automation Technology Co., Ltd. Address : No.985 Fulian Road, Baoshan District, Shanghai, China Standard(s) : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of Receipt : May. 13, 2026 Date of Test : Aug. 02, 2026~ Aug. 07, 2026 Issued Date : Aug. 07, 2026 Issued By: Dongguan Yaxu (AiT) Technology Limited No. 22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China Tel.: +86-769-8202 0499 Fax.: +86-769-8202 0495 Reviewed by: Approved by: Emiya Lin Simba Huang Page 2 of 30 Report No.: AiTDG-260331002W1 Report Revise Record Report Version Issued Date Notes M0 Aug. 07, 2026 Initial Release Page 3 of 30 Report No.: AiTDG-260331002W1 Contents 1 TEST SUMMARY ....................................................................................................................................................... 4 1.1 TEST STANDARDS.......................................................................................................................................................... 4 1.2 TEST SUMMARY ........................................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 5 2 GENERAL INFORMATION .......................................................................…

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