ROW-CDW69868500WiFi Module

产 品 承 认 书 SPECIFCATION CDW-6986850-00 Single band WiFi + BLE5.0 Module Spec Software： 客 户 Customer 客户承认 Approve（请盖印章） 日 期 Date 深圳市中龙通电子科技有限公司 CHINA DRAGON TECHNOLOGY LIMITED 公司地址：深圳市宝安区沙井街道南浦路林坡坑蚝三第一工业园B4栋 电话：(86 755) 81449957 传真：(86 755) 81449967 E-mail: [email protected] Http://www.cdtech.cn 拟制 Design 审核 Check 批准 Approve 版本 Version 日期 Date V1.1 2024.01.11 深圳市中龙通电子科技有限公司 Page 2 WiFi Module CDW-6986850-00 更改记录： Reversion History： 版本 Version 日期 Date 更改内容 Modification 1.0 2023.07.09 First release 1.1 2024.01.11 Remodule information 深圳市中龙通电子科技有限公司 Page 3 WiFi Module CDW-6986850-00 1. Overview ESP8685 is an ultra-low-power and highly-integrated MCU-based SoC solution that supports 2.4 GHz Wi-Fi and Bluetooth® Low Energy (Bluetooth LE). ESP8685 series of chips have a 32-bit RISC-V singlecore processor. They integrate a rich set of peripherals, ranging from UART, I2C, I2S, remote control peripheral, LED PWM controller, general DMA controller, TWAI ® controller, USB Serial/JTAG controller, temperature sensor, and ADC. 2. Features ■ The IEEE 802.11 b / g / n protocol is supported ■ Support the 1T1R mode, with data rates up to 150 Mbps ■ Support for 20mhz and 40mhz bandwidth in the 2.4 GHz band ■ Support BLE5.0 ■ 32-bit RISC-V single-core processor with main frequency up to 160 MHz 3. Block Diagram 深圳市中龙通电子科技有限公司 Page 4 WiFi Module CDW-6986850-00 4. General Specification Model CDW-6986850-00 Product Name WLAN 802.11b/g/n UART 1T1R + BlE 5.0 module Major Chipset ESP8685 Standard 802.11 b/g/n Modulation Method BPSK/ QPSK/ 16-QAM/ 64-QAM WiFi Interface UART Operating Temperature -40° C ~ 85° C Storage Temperature -40° C ~ 105°C Humidity 5% to 90% maximum Dimension 20.3x15.8x2.3 (LxWxH) ±0.2mm 5. RF Specification 深圳市中龙通电子科技有限公司 Page 5 WiFi Module CDW-6986850-00 A. 2.4GHz RF Specification Feature Description WLAN Standard IEEE 802.11b/g/n WiFi compliant Modulation 802.11b : DQPSK, DBPSK, CCK 802.11 g/n : OFDM /64-QAM,16-QAM, QPSK, BPSK Receive Sensitivity (11b,20MHz) @8% PER - 1Mbps PER @ -93 dBm, typical - 2Mbps PER @ -90 dBm, typical - 5.5Mbps PER @ -88 dBm, typical - 11Mbps PER @ -85 dBm, typical Receive Sensitivity (11g,20MHz) @10% PER - 6Mbps PER @ -91 dBm, typical - 9Mbps PER @ -89 dBm, typical - 12Mbps PER @ -86 dBm, typical - 18Mbps PER @ -83 dBm, typical - 24Mbps PER @ -80 dBm, typical - 36Mbps PER @ -77 dBm, typical - 48Mbps PER @ -74 dBm, typical - 54Mbps PER @ -72 dBm, typical Receive Sensitivity (11n,20MHz) @10% PER - MCS=0 PER @ -90 dBm, typical - MCS=1 PER @ -87 dBm, typical - MCS=2 PER @ -84 dBm, typical - MCS=3 PER @ -81 dBm, typical - MCS=4 PER @ -78 dBm, typical - MCS=5 PER @ -75 dBm, typical - MCS=6 PER @ -72 dBm, typical - MCS=7 PER @ -70 dBm, typical Receive Sensitivity (11n,40MHz) @10% PER - MCS=0 PER @ -87 dBm, typical - MCS=1 PER @ -84 dBm, typical - MCS=2 PER @ -81 dBm, typical - MCS=3 PER @ -78 dBm, typical - MCS=4 PER @ -75 dBm, typical - MCS=5 PER @ -72 dBm, typical - MCS=6 PER @ -69 dBm, typical - MCS=7 PER @ -67 dBm, typical 深圳市中龙通电子科技有限公司 Page 6 WiFi Module CDW-6986850-00 B. Bluetooth Specification Argument Min Typ Max unit Radio-frequency transmitting power — 0 — dBm Gain control step size — 3 — dB 深圳市中龙通电子科技有限公司 Page 7 WiFi Module CDW-6986850-00 6. Physical Dimensions (Unit: mm) 深圳市中龙通电子科技有限公司 Page 8 WiFi Module CDW-6986850-00 7. Electrical specification 7.1 Suggest working conditions: 7.2 Absolute maximum rating value: 8. Pin Description Symbol Argument Min Typ Max unit VDD33 Power pipe foot voltage 3.0 3.3 3.6 v IVDD Power supply current of the external power supply 0.5 — — A TA Ambient temperature -40 — 85 °C Symbol Argument Min Max unit VDD33 Power pin voltage -0.3 3.6 v TSTORE Storage temperature -40 105 °C 深圳市中龙通电子科技有限公司 Page 9 WiFi Module CDW-6986850-00 Name No. Type Function IO1 1 I/O/T GPIO1,ADC1_CH1,XTAL_32K_N IO2 2 I/O/T GPIO2,ADC1_CH2,FSPIQ NC 3 NC NC 4 NC IO0 5 I/O/T GPIO0,ADC1_CH0,XTAL_32K_F RX0 6 I/O/T GPIO20,U0RXD TX0 7 I/O/T GPIO21,U0TXD IO3 8 I/O/T GPIO3,ADC1_CH3,LED PWM IO7 9 I/O/T GPIO7,FSPID,MTDO,LED PWM IO6 10 I/O/T GPIO6,FSPICLK,MTCK,LED PWM IO4 11 I/O/T GPIO4,ADC1_CH4,FSPIHD,MTMS,LED PWM IO5 12 I/0/T GPIO5,ADC2_CH0,FSPIWP,MTDI,LED PWM GND 13 P Ground 3V3 14 P Power supply IO18 15 I/O/T GPIO18,USB_D- IO19 16 I/O/T GPIO19,USB_D+ NC 17 NC EN 18 I High: on,enables the chip. Low:off,the chip powers off. By default,this pin is internally pulled high IO10 19 I/O/T GPIO10,FSPICS0 IO9 20 I/O/T GPIO9 IO8 21 I/O/T GPIO8 深圳市中龙通电子科技有限公司 Page 10 WiFi Module CDW-6986850-00 9.Baking & storage temperature & Recommended Reflow Profile （烘烤，储存温度和推荐炉温） 9.1 Baking & storage temperature A. Storage life ： 12 months. Storage conditions:<40°C. Relative humidity:<90%R.H. ( 保存期限： 12 个月，储存环境条件：温度在： <40°C ，相对湿度： <90%R.H.) B. After this bag is opened , devices that will be subjected to infrared reflow, vapor-phase reflow, or equivalent processing must be .( 模块包装被拆后， SMT 组装之时限 ) a. Check the humidity card :stored at ≦ 20%RH.If :30%~40%(pink)or greater than 40%(red).Labeling module has moisture absorption.( 检查湿度卡：显示值应小于 30% （蓝色），如： 30%~40%( 粉红色） 或 者大于 40% （红色）表示模块已吸湿气 .) b. Mounted within 168 hours at factory conditions of: t ≦ 30%°C ，≦ 60%R.H. ( 工厂环境温度湿度管制：≦ 30%°C ，≦ 60%R.H, 168 小时内。 ) c. Once opened, the workshop the preservation of life for168 hours. ( 拆封后，车间的保存寿命为 168 小时 .) C. Module apart packing after 168 hours ， If baking is required, devices may be baked for. ( 如在拆封后的 168 个小时内未使用完，需要烘烤，烘烤条件如下： ) a. Modules must be to remove module moisture problem. ( 模块须重新烘烤，以除去模块吸湿问题 .) b. Baking temperature: 40°C±5°C, 120 hours. ( 烘烤温度条件： 40°C±5°C ， 120 小时 ). c. After baking, put proper amount of desiccant to seal packages. ( 烘烤后，放入适量的干燥剂再密封包装 ) 深圳市中龙通电子科技有限公司 Page 11 WiFi Module CDW-6986850-00 9.2 Recommended Reflow Profile Referred IPC/JEDEC standard. Peak Temperature : <250°C Number of Times : ≤2 times 217°C 60~120 sec 25°C 40~60 sec Ramp up rate: Max. 2°C/sec Prehe at: 150~200°C Slope: 1~2°C/sec max. (217°C to peak) peak: 245 +0 -5 °C Ramp down rate: Max. 2.5°C/sec Time(sec) 10. Pac…

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CHINA DRAGON TECHNOLOGY LIMITED U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Baihetian Innovative Solutions FRN: 0033401605 Contact Name: Kenneth Young Street Address: 6837 Chase Rd City/Province/Zip: Dearborn, MI 48126 Telephone No: 313-395-3113 Email: [email protected] This letter is to confirm that we (Baihetian Innovative Solutions) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date: 2024-03-13 Signed by (Printed Name/Title): Kenneth Young/Manager The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: CHINA DRAGON TECHNOLOGY LIMITED FRN: 0022344337 FCC ID: ROW-CDW69868500 Contact Name: Song xiaoyue Address: B4 Bidg.haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China Telephone No: 13510082761 Email: [email protected] Applicant Signature: Date: 2024-03-13 Signed by (Printed Name/Title): Song xiaoyue / Manager

CHINA DRAGON TECHNOLOGY LIMITED 2024.03.13 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: ROW-CDW69868500 [CHINA DRAGON TECHNOLOGY LIMITED] (“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. Sincerely, (Applicant signature) (Applicant printed name) Song xiaoyue CHINA DRAGON TECHNOLOGY LIMITED 2024.03.13 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: ROW-CDW69868500 [CHINA DRAGON TECHNOLOGY LIMITED] (“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. Sincerely, (Applicant signature) (Applicant printed name) Song xiaoyue

CHINA DRAGON TECHNOLOGY LIMITED 2024.03.13 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: WiFi Module Trademark: N/A MODEL : CDW-6986850-00 FCC ID : ROW-CDW69868500 To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - Block Diagram - Schematics - Operational Description required to be submitted with this application be permanently withheld from public review. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need. Sincerely, Client’s signature: Client’s name / title : Song xiaoyue / Manager Contact information / address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China

CHINA DRAGON TECHNOLOGY LIMITED 2024.03.13 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen BCTC Testing Co., Ltd to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Client’s signature: Client’s name / title : Song xiaoyue / Manager Contact information / address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China

CHINA DRAGON TECHNOLOGY LIMITED FCC Modular Approval Request Rev 3.0 Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024/03/13 Subject; Modular Transmitter Application Company name: CHINA DRAGON TECHNOLOGY LIMITED FCC ID: ROW-CDW69868500 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 ROW-CDW69868500 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, This module has a permanently attached antenna 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 host system have label in a visible area indicated the following texts: " Contains WiFi Module (Single Module) FCC ID: ROW-CDW69868500 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). CHINA DRAGON TECHNOLOGY LIMITED FCC Modular Approval Request Rev 3.0 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 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: ROW-CDW69868500 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 product. 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. Name: Song xiaoyue Date: 2024/03/13 Title: manager Signature of applicant

External Photos

Size:10*10mm WiFi Module FCC ID: ROW-CDW69868500 Label location

Internal Photos Antenna

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: ROW-CDW69868500 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna, R=0.2m TEST RESULTS Conclusion: For the max result: 0.00665≤ 1.0, compliance with FCC's RF Exposure The Product unsupported at the same time to Transmitting. Tune up Produce power Maximu m peak output power (dBm) Output power to antenn a (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result WIFI 15±1 16 39.81 0.84 (-0.74dBi) 0.00665 1 Pass BLE 1±1 2 1.58 0.84 (-0.74dBi) 0.00026 1 Pass

vDate：2023-02-16 深圳市鑫尔盛科技有限公司 Shenzhen xinersheng Technology Co., Ltd 3rd3rd FFloorloor, NoNo. 9696, LingxiaLingxia RoadRoad, FenghuangFenghuang CoCommmunitymunity, FuyongFuyongStreetStreet, BaoBao' anan DistrictDistrict，SZSZ，CNCN Product name: Wi-Fi&BLE ANT Material:PCBMaterial:PCB Frequency：2.4G 1.Antenna picture ANT 2. Return loss 3. Antenna size Unit: mm 4. Gain Frequency (MHz) 2400.0 2410.0 2420.0 2430.0 2440.0 2450.0 2460.0 2470.0 2480.0 2490.0 2500.0 Gain (dBi)-0.78-0.7-0.819-0.76-0.8-0.760 -0.74-0.8-0.799-0.9-0.96 9 Efficiency (%) 26.67 27.28 28.12 28.9529.229.202 29.25 28.91 28.2927.628.811 5. Antenna Radiation Pattern

No.：BCTC/RF-EMC-005 Page: 1 of 55 Edition：B.1 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2403861176-1E Applicant: CHINA DRAGON TECHNOLOGY LIMITED Product Name: WiFi Module Test Model: CDW-6986850-00 Tested Date: 2024-03-05 to 2024-03-11 Issued Date: 2024-03-11 Report No.: BCTC2403861176-1E No.：BCTC/RF-EMC-005 Page: 2 of 55 Edition：B.1 FCC ID: ROW-CDW69868500 The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen BCTC Testing Co., Ltd, this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: WiFi Module Trademark: N/A Model/Type reference: CDW-6986850-00 Prepared For: CHINA DRAGON TECHNOLOGY LIMITED Address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China Manufacturer: CHINA DRAGON TECHNOLOGY LIMITED Address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Zhancheng, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2024-03-05 Sample tested Date: 2024-03-05 to 2024-03-11 Issue Date: 2024-03-11 Report No.: BCTC2403861176-1E Test Standards: FCC Part15.247 ANSI C63.10-2013 Test Results: PASS Remark: This is Bluetooth BLE radio test report. Tested by: Approved by: Lei Chen/Project Handler Zero Zhou/Reviewer Report No.: BCTC2403861176-1E No.：BCTC/RF-EMC-005 Page: 3 of 55 Edition：B.1 Table Of Content Test Report Declaration Page 1. Version .................................................................................................................. 5 2. Test Summary ....................................................................................................... 6 3. Measurement Uncertainty ..................................................................................... 7 4. Product Information And Test Setup ..................................................................... 8 4.1 Product Information ............................................................................................... 8 4.2 Test Setup Configuration ...................................................................................... 8 4.4 Channel List .......................................................................................................... 9 4.5 Test Mode ............................................................................................................. 9 4.6 Table Of Parameters Of Text Software Setting ................................................... 10 5. Test Facility And Test Instrument Used ............................................................... 11 5.1 Test Facility ......................................................................................................... 11 5.2 Test Instrument Used .......................................................................................... 11 6. Conducted Emissions .......................................................................................... 13 6.1 Block Diagram Of Test Setup .............................................................................. 13 6.2 Limit .................................................................................................................... 13 6.3 Test Procedure ................................................................................................... 13 6.4 EUT Operating Conditions .................................................................................. 14 6.5 Test Result .......................................................................................................... 15 7. Radiated Emissions ............................................................................................. 17 7.1 Block Diagram Of Test Setup .............................................................................. 17 7.2 Limit .................................................................................................................... 18 7.3 Test Procedure ................................................................................................... 19 7.4 EUT Operating Conditions .................................................................................. 20 7.5 Test Result .......................................................................................................... 20 8. Radiated Band Emission Measurement And Restricted Bands Of Operation ..... 24 8.1 Block Diagram Of Test Setup .............................................................................. 24 8.2 Limit .................................................................................................................... 24 8.3 Test Procedure ................................................................................................... 25 8.4 EUT operating Conditions ................................................................................... 25 8.5 Test Result .......................................................................................................... 26 9. Power Spectral Density Test ............................................................................... 27 9.1 Block Diagram Of Test Setup .............................................................................. 27 9.2 Limit .................................................................................................................... 27 9.3 Test Procedure ................................................................................................... 27 9.4 EUT Operating Conditions .................................................................................. 27 9.5 Test Result .......................................................................................................... 28 10. Bandwidth Test ..................…

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No.：BCTC/RF-EMC-005 Page: 1 of 82 Edition： B.1 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2403861176-2E Applicant: CHINA DRAGON TECHNOLOGY LIMITED Product Name: WiFi Module Test Model: CDW-6986850-00 Tested Date: 2024-03-05 to 2024-03-11 Issued Date: 2024-03-11 Report No.: BCTC2403861176-2E No.：BCTC/RF-EMC-005 Page: 2 of 82 Edition： B.1 FCC ID: ROW-CDW69868500 The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen BCTC Testing Co., Ltd, this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: WiFi Module Trademark: N/A Model/Type reference: CDW-6986850-00 Prepared For: CHINA DRAGON TECHNOLOGY LIMITED Address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China Manufacturer: CHINA DRAGON TECHNOLOGY LIMITED Address: B4 Bidg. haosan No.1 lndustry Park, Shajing street, B, Shenzhen, China Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Zhancheng, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2024-03-05 Sample tested Date: 2024-03-05 to 2024-03-11 Issue Date: 2024-03-11 Report No.: BCTC2403861176-2E Test Standards: FCC Part15.247 ANSI C63.10-2013 Test Results: PASS Remark: This is WIFI-2.4GHz band radio test report. Tested by: Approved by: Lei Chen/Project Handler Zero Zhou/Reviewer Report No.: BCTC2403861176-2E No.：BCTC/RF-EMC-005 Page: 3 of 82 Edition： B.1 Table Of Content Test Report Declaration Page 1. Version .................................................................................................................. 5 2. Test Summary ....................................................................................................... 6 3. Measurement Uncertainty ..................................................................................... 7 4. Product Information And Test Setup ..................................................................... 8 4.1 Product Information ............................................................................................... 8 4.2 Test Setup Configuration ...................................................................................... 8 4.3 Support Equipment ............................................................................................... 9 4.4 Channel List .......................................................................................................... 9 4.5 Test Mode ............................................................................................................. 9 4.6 Table Of Parameters Of Text Software Setting ................................................... 10 5. Test Facility And Test Instrument Used ............................................................... 11 5.1 Test Facility ......................................................................................................... 11 5.2 Test Instrument Used .......................................................................................... 11 6. Conducted Emissions .......................................................................................... 13 6.1 Block Diagram Of Test Setup .............................................................................. 13 6.2 Limit .................................................................................................................... 13 6.3 Test Procedure ................................................................................................... 13 6.4 EUT Operating Conditions .................................................................................. 13 6.5 Test Result .......................................................................................................... 15 7. Radiated Emissions ............................................................................................. 17 7.1 Block Diagram Of Test Setup .............................................................................. 17 7.2 Limit .................................................................................................................... 18 7.3 Test Procedure ................................................................................................... 19 7.4 EUT Operating Conditions .................................................................................. 20 7.5 Test Result .......................................................................................................... 20 8. Radiated Band Emission Measurement And Restricted Bands Of Operation ..... 27 8.1 Block Diagram Of Test Setup .............................................................................. 27 8.2 Limit .................................................................................................................... 27 8.3 Test Procedure ................................................................................................... 28 8.4 EUT operating Conditions ................................................................................... 28 8.5 Test Result .......................................................................................................... 29 9. Power Spectral Density Test ............................................................................... 31 9.1 Block Diagram Of Test Setup .............................................................................. 31 9.2 Limit .................................................................................................................... 31 9.3 Test Procedure ................................................................................................... 31 9.4 EUT Operating Conditions .................................................................................. 31 9.5 Test Result .....................…

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Report No.: BCTC2403861176-1E No.：BCTC/RF-EMC-005 Page: 52 of 55 Edition： B.1 15. EUT Test Setup Photographs Conducted Emissions Photo Report No.: BCTC2403861176-1E No.：BCTC/RF-EMC-005 Page: 53 of 55 Edition： B.1 Radiated Measurement Photos Report No.: BCTC2403861176-1E No.：BCTC/RF-EMC-005 Page: 54 of 55 Edition： B.1