2BFLD-CDW20800Dual-band WiFi6 11ax+BT5.4 Module

CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Address: Room NO.13, ZIYUAN ROAD, XUESHI STREET, YUELU DISTRICT, CHANGSHA CITY, HUNAN PROVINCE, China Product Name: Dual-band WiFi6 11ax+BT5.4 Module FCC ID: 2BFLD-CDW20800 Model(s): CDW-20800D4-10 2.911(d)(5)(i) Equipment Type We, [CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD.] (“the applicant”) certify that the equipment for which authorization is sought through certification is not: • Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules. • Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Xiaoyue song Date: 2026/07/29 Title and Company name: Manager / CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. NOTE 1 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. 2.911 (d)(5)(ii) Applicant Attestation v1.2 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Address: Room NO.13, ZIYUAN ROAD, XUESHI STREET, YUELU DISTRICT, CHANGSHA CITY, HUNAN PROVINCE, China Product Name: Dual-band WiFi6 11ax+BT5.4 Module FCC ID: 2BFLD-CDW20800 Model(s): CDW-20800D4-10 2.911(d)(5)(ii) Applicant filing We, [CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD.] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 , established pursuant to § 1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: Xiaoyue song Date: 2026/07/29 Title and Company name: Manager / CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Rev 1/26/2023 CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 07-28-2026 Ref: Attestation Statements Part 2.911(d)(7) Filing Applicant Information: FCC ID ：2BFLD-CDW20800 Applicant FRN: 0035185347 Company Name: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Address: NO.13, ZIYUAN ROAD, XUESHI STREET, YUELU DISTRICT, CHANGSHA CITY, HUNAN PROVINCE, China Contact Person: Xiaoyue song Phone: 13510082761 Email: [email protected] [CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD.] certifies that, as of the date of the filing of the application, [FCC US Agent, LLC] is our designated U.S. agent for service of process for the above referenced FCC ID. [CHINA DRAGON (HUNAN) 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 the equipment. [FCC US Agent, LLC] accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, [CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD.] FCC US Agent, LLC [Xiaoyue song] Tim Payne

CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Agent Authorization Company: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Address: NO.13, ZIYUAN ROAD, XUESHI STREET, YUELU DISTRICT, CHANGSHA CITY, HUNAN PROVINCE, China Product Name: Dual-band WiFi6 11ax+BT5.4 Module Model Number(s): CDW-20800D4-10 Product Description: Dual-band WiFi6 11ax+BT5.4 Module We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2026/07/29 Name: Xiaoyue song Title: Manager Company: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD.

CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. FCC Modular Approval Request Rev 3.0 Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2026/07/29 Subject; Modular Transmitter Application Company name: CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. FCC ID: 2BFLD-CDW20800 Dear Sir/Madam, This letter includes the FCC application requirements for Modular Transmitter Approval Request for;- FCC KDB 996369 D01 ‘Module Certification Guide v02; and FCC KDB 996369 D03 OEM Manual v01 In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Equip Auth Guide v02’. FCC ID 2BFLD-CDW20800 has been examined against the following requirements. Requirement per 15.212 and KDB 996369 D01 Explanation from Grantee (do not write yes/no, but explain why product complies/how it is achieved) The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly. Yes, It has a shield The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal. Yes, This module have buffered modulation/data inputs . The module must contain power supply regulation on the module. Yes, The module have power supply regulation, The supply voltage is DC 3.3V. The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per §§ 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b). Yes, The module has two unique antenna connector antennas. The module must demonstrate compliance in a stand-alone configuration. Yes, This module is a stand-alone configuration. The module must be labeled with its permanently affixed FCC ID label, or use an electronic display (see KDB Publication 784748). Yes, The module have label in a visible area indicated the following texts: " FCC ID: 2BFLD-CDW20800 The module must comply with all specific rules applicable to the transmitter, including all the conditions provided in the integration instructions by the grantee. Yes, This module meets the requirements of FCC part 15C(15.247, 15.407). The module must comply with RF exposure requirements Yes, This module complies with FCC RF radiation exposure limits set forth for an uncontrolled environment, This equipment CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. FCC Modular Approval Request Rev 3.0 should be installed and operated with a minimum distance of 20 centimeters between the radiator and your body." This module is designed to comply with the FCC statement, FCC ID is: 2BFLD-CDW20800 Integration Instructions for host product manufacturers The following items are submitted in support of application for Modular Transmitter FCC ID as noted above as required by the FCC KDB 996369 D03 OEM Manual v01. These items are provided as integration instructions for host product manufacturers (e.g., OEM instruction manual) to use when integrating a module in a host productro. Any requirements that are not applicable to the Module are as indicated below. Summary of requirements and Checklist. Refer to the KDB for description of the complete requirements; KDB Ref Sect Requirements of KDB 996369 D03 User Manual Page Number reference 2.2 List of applicable FCC rules Page 20 2.3 Summarize the specific operational use conditions Page 20 2.4 Limited module procedures Page 20 2.5 Trace antenna designs Page 21 2.6 RF exposure considerations Page 21 2.7 Antennas Page 22 2.8 Label and compliance information Page 22 2.9 Information on test modes and additional testing requirements Page 22 2.10 Additional testing, Part 15 Subpart B disclaimer Page 22 2.11 Note EMI Considerations Page 23 2.12 How to make changes Page 23 Name: Xiaoyue song Date: 2026/07/29 Title: Manager Signature of applicant

CHINA DRAGON (HUNAN) TECHNOLOGY CO., LTD. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2026/07/29 Subject; Request for Confidentiality FCC ID: 2BFLD-CDW20800 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description FCC Software Security Requirements for UNII devices Rev 2.1 In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Xiaoyue song Title: Manager

FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Page 1 of 5 External Photos Bluetooth Antenna WIFI Antenna FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Page 2 of 5 FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Page 3 of 5 FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Page 4 of 5

Size:12*12mm HVIN: CDW-20800D4-10 FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Label Location

FCC ID: 2BFLD-CDW20800 IC: 32294-CDW20800 Page 5 of 5 Internal Photos

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel.: +86-755-21018313 Http: //www.tecovo.net Maximum Permissible Exposure Evaluation FCC ID: 2BFLD-CDW20800 EUT Specification Product Name: Dual-band WiFi6 11ax+BT5.4 Module Trade Mark: / Model/Type reference: CDW-20800D4-10 Listed Model(s): / Operating Frequency band: BT: 2402~2480MHz WLAN: 2412~2462MHz RLAN: 5180~5240MHz 5745~5828MHz Device category: Portable (<5mm separation) Mobile (>20cm separation) Fixed (>20cm separation) Others ___ Exposure classification: Occupational/Controlled exposure (S=5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity: Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Antenna gain: BT/WLAN: 3.48dBi RLAN: 4.63dBi Evaluation applied: MPE Evaluation SAR Evaluation According to FCC 1.1310: 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 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 300-1500 -- -- F/1500 30 1500-100000 -- -- 1 30 F = frequency in MHz Friis transmission formula: Pd=(Pout*G)\(4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Page 2 of 2 Report No.: HX260806R005 Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel.: +86-755-21018313 Http: //www.tecovo.net 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 the limit of MPE 1mW/cm 2 . If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, We will know the distance where the MPE limit is reached. Measurement Result Band Frequency (MHz) Antenna Gain (dBi) Maximum Power (dBm) Tune up tolerance (dBm) Max. Tune up Power (dBm) Power Density at 20cm (mW/cm 2 ) Limit (mW/cm 2 ) Verdict BLE 2402 3.48 3.82 4±1 5 0.00140 1.000 PASS 8-DPSK 2402 3.48 4.25 4±1 5 0.00140 1.000 PASS 802.11b 2462 3.48 14.47 14±1 15 0.01402 1.000 PASS 802.11a 5180 4.63 11.69 12±1 13 0.01153 1.000 PASS 802.11a 5785 4.63 12.10 12±1 13 0.01153 1.000 PASS The WLAN and BT can transmit simultaneously (Worst-case: BT+2.4GHz Wi-Fi) WLAN Output power/ Threshold power BT Output power/ Threshold power Total of the ratios Limit Verdict 0.01402/1=0.01402 0.00140/1=0.00140 0.01542 1 PASS Total E-field strength = ((E-field strength)/ (Limit) + (E-field strength)/ (Limit)...) ≤ 1 Note: For a more detailed features description, Please refer to the RF Test Report. **********************THE END**********************

深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd SPECIFICATION FOR APPROVAL Part Customer Name： : Model： XESANT12B131297 Sample quantity： 5PCS Company Address: Building D, 3rd Floor, No. 96 Lingxia Road, Fourth Industrial Zone, Fengyong, Bao'an District, Shenzhen City, China Email: [email protected] Product Name: 2.4/5.8G ANT 1.13 Black line L=145MM 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 产品主要技术参数 主要技术参数 Main technical specifications 频率范围（MHZ） 2400-2500/5150-5850 Frequency Range(MHZ)2400-2500/5150-5850 - 中心频率 50±10 Impedance(Ω) 50±10 特性阻抗（ Ω ） 峰值增益（dBi） 3.48/4.63 Peak Gain(dBi) 3.48/4.63 反射损耗≤-10 ReTurnLoss(dB) ≤-10 输出电压驻波比≤2 VSWR ≤2 最大功率 1WAdmitted Power1W 极化方式垂直极化 PolarizationLinear Vertical 连接方式 IPEXConnectorTypeIPEX 物理特性 Physical Properties 天线本体材料 Antenna Base 工作温度-20°C-+60°C Operating Temp -20°C-+60°C 保存温度-20°C-+70°C Storage Temp -20°C-+70°C PCBPCB 制图 描图 幅面 深圳市鑫尔盛科技有限公司 TITLE： 2.4/5.8G PCB天线1.13黑色线 L=145MM带一代扣 P/N OUSTOMER: DRAW NO: DIMENSIONS TOLERANCES UNLESS OTHERWISE NOTED APPROVED CHECKED DRAWED SHEET:1/1 SCALE:1/1 UNIT:MM REV.A 一般公差 TOLERANCE 1.外箱需贴1PCS/ROSH标签 于外箱标签上2.外箱需贴1PCS/外箱标签于外箱侧麦右上角 ROHS ROHS环保标签 成品图 ROHS Speclflcation: Frequency Rang:2400-2500MHZ 5150-5850MHZ Return Loss:-10DB or less VSRW:2 Max Gain:2.5 dbi XESANT12B131297 黑色线 板 泡棉 离型纸 双面背胶规格 一代端子 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 测试设备 Testing equipment Model ：5071C Brand：Agilent Frequency range：9KHz-8.5GHz OTA testing system： Frequency range： 400MHz-8.5GHz Darkroom size： 4m*4m*4m Number of probes： 24 Model：CMW500 Brand：R&S Frequency range：70KHz-6GHz Model：8960 Brand：Agilent Frequency range：292MHz-2700GHz Function: 2G/3G Active Testing Function: 2G/3G/4G/BT/WIFI/NB-Lot Active Testin 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 驻波比 Standing wave ratio： TRPTIS WIFI11B-11M 114.96 11B-11M 1-88.2 615.066-88.07 1115.5711-88.22 WIFI11A-54M 3614.87 11A-54M 36-77.02 14915.12149-75.93 16515.49165-75.95 深圳市鑫尔盛科技有限公司 ShenZhenXinErShengTechnologyCo.,Ltd 2D、3DRaditationPattern 2.4GGain(Peak):2.32dBiEfficiency:46.61% 2.45GGain(Peak):2.64BiEfficiency:46.85% 2.5GGain(Peak):3.48dBiEfficiency:64.59% 深圳市鑫尔盛科技有限公司 ShenZhenXinErShengTechnologyCo.,Ltd 5.15GGain(Peak):3.63dBiEfficiency:40.12% 5.5GGain(Peak):4.63dBiEfficiency:46.19% 5.85GGain(Peak):2.68dBiEfficiency:56.75% 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 装配图 Assembly drawing

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Page 1 of 3 Radiated Measurements 30MHz - 1GHz Above 1GHz Page 2 of 3 Radiated Measurements Above 1GHz Conducted Emissions Page 3 of 3 RF Conducted