2AG87ACM-DB-2M-R3Wi-Fi Radio Transceiver

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Attestation Statements Not Covered EntityApplicant &Not Covered Equipment To: Federal Communications CommissionDate: Dec. 10, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i)& (ii) FCC ID: 2AG87ACM-DB-2M-R3 Doodle Labs (SG) Pte Ltd (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section§ 2.903of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Sanjay Malani Title: Product Engineering Manager Address: 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Tel.: +65 6253 0100 Company Name: Doodle Labs (SG) Pte Ltd

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore 1| P ag e Attestation Statements To: Federal Communications Commission Date: Dec. 10, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: 2AG87ACM-DB-2M-R3 Product Name: Wi-Fi® Radio Transceiver This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not ( select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendixevaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature Printed Name: Sanjay Malani Title: Product Engineering Manager Address: 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Tel.: +65 6253 0100 Company Name: Doodle Labs (SG) Pte Ltd Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore 2| P ag e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacitylimitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operatingsystem used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance □ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore U.S. Agent Letter of Attestation To: Federal Communications Commission 7435 Oakland Mills Road, Columbia, MD 21046, USA Date: Dec. 10, 25 Ref: Attestation Statement – Part2.911(d)(7) filing FCC ID: 2AG87ACM-DB-2M-R3 Doodle Labs (SG) Pte Ltd (“the applicant”) certifies that, as of the date of the filing of the application, Doodle Labs LLC (“the agent”) is our designated U.S. agent for service of process for the above reference FCC ID. The applicant accepts to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. The applicant further acknowledges it is our responsibility to inform the FCC whenever the agent information changes. Doodle Labs LLC ("the agent) understand it is the agent's obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address. Designated U.S. Agent Company Name: Doodle Labs LLC FRN: 0034312439 Address: 13274 Fiji Way Suite 250, Marina Del Rey, CA 90292, United States Signature: Contact Person: Ashish Parikh Tel: (866) 365-4555 Email: [email protected] Applicant Company Name: Doodle Labs (SG) Pte Ltd FRN: 0022560528 Address: 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Signature: Contact Person: Sanjay Malani Tel: +65 6253 0100 Email: [email protected]

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Statement Product: Wi-Fi ® Radio Transceiver Model: ACM-DB-2M-R3 Additional Model: ACM-DB-2M-BD-R3 Trademark: N/A FCC ID: 2AG87ACM-DB-2M-R3 We hereby state that ACM-DB-2M-R3 is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of ACM-DB-2M-R3 can represent the remaining models. Your assistance on this matter is highly appreciated. Yours sincerely, Signature: Date: 2025/12/09 Name: Sanjay Malani Company Name: Doodle Labs (SG) Pte Ltd Address: 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Tel / Fax: +65 6253 0100/+65 6353 5564 E-Mail: [email protected]

Doodle Labs (SG) Pte Ltd Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2025-12-09 Subject; Modular Transmitter Application Company name: Doodle Labs (SG) Pte Ltd FCC ID: 2AG87ACM-DB-2M-R3 Dear Sir/Madam, This letter includes the FCC application requirements for Modular Transmitter Approval Request for;- FCC KDB 996369 D01 ‘Module Certification Guide v04r02; and FCC KDB 996369 D03 OEM Manual v01r01 In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Equip Auth Guide v02’. FCC ID: 2AG87ACM-DB-2M-R3 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. The modular have own RF shielding 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. The modular transmitter have buffered modulation/data inputs The module must contain power supply regulation on the module. The modular transmitter have its own power supply regulation. 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). The modular has three External Antennas, each with a unique antenna connector. The module must demonstrate compliance in a stand-alone configuration. The module compliance in 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). The FCC identification number can put on the modular with a permanently affixed label The module must comply with all specific rules applicable to the transmitter, including all the conditions provided in the integration instructions by the grantee. The instructions will be provided and apply to a complete transmitter and comply with specific rule. The module must comply with RF exposure requirements The total power density of modular transmitter final configuration comply with FCC RF Exposure Doodle Labs (SG) Pte Ltd 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 v01r01. 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; KDB Ref Sect Requirements of KDB 996369 D03 User Manual Page Number reference 2.2 List of applicable FCC rules FCC statement section 2.3 Summarize the specific operational use conditions FCC statement section 2.4 Limited module procedures N/A 2.5 Trace antenna designs N/A 2.6 RF exposure considerations FCC statement section 2.7 Antennas FCC statement section 2.8 Label and compliance information FCC statement section 2.9 Information on test modes and additional testing requirements FCC statement section 2.10 Additional testing, Part 15 Subpart B disclaimer FCC statement section 2.11 Note EMI Considerations FCC statement section 2.12 How to make changes FCC statement section Name: Sanjay Malani Date: 2025-12-09 Title: Product Engineering Manager Signature of applicant

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore 12.09.2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2AG87ACM-DB-2M-R3 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby requestpermanent confidential treatment of the exhibits accompanying thiscertification application as outlined below :  Block Diagram  Schematics  Operational Description  BOM Software Security Requirements for UNII devices The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Pursuant to DA 04-1705, the applicant also requests temporary confidential treatment of the exhibits outlined below for a period of (up to 180)days from the date of equipment authorization and prior to marketing in the United States to prevent the premature release of any sensitive information. Applicant is aware of their responsibility to notify DERYCOM in the event information regarding the product or the product is made available to the public before the requested period has expired.  User Manual  Internal Photos  External Photos  Test Setup Photos Sincerely, (Signature) Printed Name: Sanjay Malani Title: Product Engineering Manager Address: 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Tel.: +65 6253 0100 Company Name: Doodle Labs (SG) Pte Ltd 

Doodle Labs (SG) Pte Ltd 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore (09-Dec-2025) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2AG87ACM-DB-2M-R3 I, the undersigned, hereby authorize (SHENZHEN TONGCE TESTING LAB) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (SHENZHEN TONGCE TESTING LAB) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (Doodle Labs (SG) Pte Ltd). We certify that we are not subject to a denial of federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, (Signature) Name: Sanjay Malani Title: Product Engineering Manager Tel: +65 6253 0100 Fax: +65 6353 5564 Email: [email protected]

Label Artwork and Location Model: ACM-DB-2M-R3, ACM-DB-2M-BD-R3 Label: 222 -251031 S ize: L*W= 30*20mm La bel: 222-251031 Size: L*W= 30*20mm ACM-DB-2M-R3 FCC ID: 2AG87ACM-DB-2M-R3 IC: 21411-ACMDB2MR3 ACM-DB-2M-BD-R3 FCC ID: 2AG87ACM-DB-2M-R3 IC: 21411-ACMDB2MR3 Location Location

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AG87ACM-DB-2M-R3 Test Report No. ............... : TCT251017E051 Date of issue ................... : Dec. 01, 2025 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : Doodle Labs (SG) Pte Ltd Address ........................... : 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Manufacturer's name ... : Doodle Labs (SG) Pte Ltd Address ........................... : 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Standard(s) ..................... : FCC CFR Title 47 Part 1.1307 FCC CFR Title 47 Part 2.1091 Product Name ................. : Wi-Fi ® Radio Transceiver Trade Mark ...................... : N/A Model/Type reference..... : ACM-DB-2M-R3, ACM-DB-2M-BD-R3 Rating(s).......................... : DC 3.3V Date of receipt of test item ......................................... : Oct. 17, 2025 Date (s) of performance of test ................................... : Oct. 17, 2025 ~ Dec. 01, 2025 Tested by (+signature) ... : Rleo LIU Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT251017E051 Page 2 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. General Information ................................................................................. 4 2.1. Test environment and mode ................................................................................. 4 2.2. Description of Support Units ................................................................................ 4 3. Facilities and Accreditations .................................................................. 5 3.1. Facilities ................................................................................................................. 5 3.2. Location ................................................................................................................. 5 4. Limit .......................................................................................................... 6 5. Test Results and Measurement Data ..................................................... 7 Report No.: TCT251017E051 Page 3 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Wi-Fi ® Radio Transceiver Model/Type reference........... : ACM-DB-2M-R3 Sample Number....................: TCT251017E009-0101 Operation Frequency ........... : For 2.4GWIFI: 2412MHz~2462MHz (802.11b/802.11g/802.11n(HT20)) 2422MHz~2452MHz (802.11n(HT40)) For 5GWIFI: Band 1: 5180MHz~5240MHz Band 3: 5745MHz~5825MHz Modulation Type ................... : For 2.4GWIFI: DSSS (802.11b), OFDM (802.11g/802.11n) For 5GWIFI: 802.11a/n: 64QAM, 16QAM, QPSK, BPSK 802.11ac: 256QAM, 64QAM, 16QAM, QPSK, BPSK Antenna Type ........................ : External Antenna Antenna Gain ........................ : For 2.4GWIFI: Antenna 0: 7dBi Antenna 1: 7dBi For 5GWIFI: Antenna 0: 5dBi Antenna 1: 5dBi Rating(s)................................ : DC 3.3V Note: 1. The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 2. For 2.4GWIFI: The customer has a spare antenna with a gain of 6dBi. 1.2. Model(s) list No. Model No. Tested with 1 ACM-DB-2M-R3 Other models ACM-DB-2M-BD-R3 Note: ACM-DB-2M-R3 is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of ACM-DB-2M-R3 can represent the remaining models. Report No.: TCT251017E051 Page 4 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. General Information 2.1. Test environment and mode Item Normal condition Temperature +25ºC Voltage DC 3.3V Humidity 56% Atmospheric Pressure: 1008 mbar Test Mode: Transmitting Mode: Keep the EUT in continuous transmitting by select channel 2.2. Description of Support Units The EUT has been tested as an independent unit together with other necessary accessories or support units. The following support units or accessories were used to form a representative test configuration during the tests. Equipment Model No. Serial No. FCC ID Trade Name / / / / / Note: 1. All the equipment/cables were placed in the worst-case configuration to maximize the emission during the test. 2. Grounding was established in accordance with the manufacturer’s requirements and conditions for the intended use. Report No.: TCT251017E051 Page 5 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. Facilities and Accreditations 3.1. Facilities The test facility is recognized, certified, or accredited by the following organizations: ● FCC - Registration No.: 645098 SHENZHEN TONGCE TESTING LAB Designation Number: CN1205 The testing lab has been registered and fully described in a repor…

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S-0071 Printed Dual Band Antenna 1 Spec Revision History Version Date Name Description 0.1 1 Sept 2020 cweagle Preliminary draft A01 3 Sept 2020 cweagle Initial Release General Applicability 2 Description 3 Front & rear views 4 Return loss (typ.) 4 Antenna radiation patterns 5 Boston Dynamics Proprietary and Confidential 1 General Applicability Assemblies and components used in the fabrication of robots are high precision components that require special handling to mitigate the risk of damage from ESD, physical, or other types of damage. Following these guidelines will ensure that you, as a supplier, successfully provide quality goods to Boston Dynamics. Deviation from this standard may only be done with prior approval from Boston Dynamics. Suppliers may (and should) request variances from this standard from Boston Dynamics when fulfilling these requirements is expected to incur significant cost or they have better methods than described here for achieving the same ends. Boston Dynamics Proprietary and Confidential 2 Description Part No: 04-00158412-001 Product Name: Dual Band Printed Antenna Assembly 1 Description: 2.4/5Ghz ISM band integrated antenna/radome package Features: Electrical Frequency range 2400 - 2500 MHz, 5150 - 5850 MHz Return loss (in band) Min -11dB, max -5.5dB Peak gain 7dBi in 2.4Ghz band, 5dBi in 5GHz band Average gain 4dBi in 2.4GHz and 5GHz bands Polarization Dual crossed linear Connection MMCX 50 ohm Mechanical Dimensions 90mm * 100mm * 15mm (radome envelope) Mass 40g (without fasteners) Radome material UHMW Mounting Four M2.5 screws (or similar) RoHS Yes Environmental Operating/storage temp TBD to +85C Humidity TBD Ingress rating TBD Shock/vibe TBD Boston Dynamics Proprietary and Confidential 3 Front & rear views Return loss (typ.) Boston Dynamics Proprietary and Confidential 4 Antenna radiation patterns Setup: Boston Dynamics Proprietary and Confidential 5 2400MHz Pattern: Red XY-Plane Green XZ-Plane 5800 MHz Pattern: Red XY-Plane Green XZ-Plane Boston Dynamics Proprietary and Confidential 6

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AG87ACM-DB-2M-R3 Test Report No. ............... : TCT251017E009 Date of issue ................... : Dec. 01, 2025 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : Doodle Labs (SG) Pte Ltd Address ........................... : 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Manufacturer's name ... : Doodle Labs (SG) Pte Ltd Address ........................... : 601 MacPherson Road, Grantral Complex, Suite 07-15, Singapore 368242, Singapore Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 FCC KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2020 Product Name ................. : Wi-Fi ® Radio Transceiver Trade Mark ...................... : N/A Model/Type reference..... : ACM-DB-2M-R3, ACM-DB-2M-BD-R3 Rating(s).......................... : DC 3.3V Date of receipt of test item ......................................... : Oct. 17, 2025 Date (s) of performance of test ................................... : Oct. 17, 2025 ~ Dec. 01, 2025 Tested by (+signature) ... : Rleo LIU Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT251017E009 Page 2 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 1.3. Operation Frequency ............................................................................................ 4 2. Test Result Summary .............................................................................. 5 3. General Information ................................................................................. 6 3.1. Test environment and mode ................................................................................. 6 3.2. Description of Support Units ................................................................................ 7 4. Facilities and Accreditations .................................................................. 8 4.1. Facilities ................................................................................................................. 8 4.2. Location ................................................................................................................. 8 5. Measurement Uncertainty ....................................................................... 8 6. Test Results and Measurement Data ..................................................... 9 6.1. Antenna requirement ............................................................................................ 9 6.2. Conducted Emission ........................................................................................... 10 6.3. Maximum Conducted (Average) Output Power ................................................ 14 6.4. Emission Bandwidth ........................................................................................... 16 6.5. Power Spectral Density ....................................................................................... 17 6.6. Conducted Band Edge and Spurious Emission Measurement ....................... 19 6.7. Radiated Spurious Emission Measurement ...................................................... 21 Appendix A: Test Result of Conducted Test Appendix B: Photographs of Test Setup Appendix C: Photographs of EUT Report No.: TCT251017E009 Page 3 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Wi-Fi ® Radio Transceiver Model/Type reference........... : ACM-DB-2M-R3 Sample Number....................: TCT251017E009-0101 Operation Frequency ........... : 2412MHz~2462MHz (802.11b/802.11g/802.11n(HT20)) 2422MHz~2452MHz (802.11n(HT40)) Channel Separation .............. : 5MHz Number of Channel .............. : 11 for 802.11b/802.11g/802.11n(HT20) 7 for 802.11n(HT40) Modulation Technology ....... : 802.11b: Direct Sequence Spread Spectrum (DSSS) 802.11g/802.11n: Orthogonal Frequency Division Multiplexing (OFDM) Antenna Type ........................ : External Antenna Antenna Gain ........................ : Antenna 0: 7dBi Antenna 1: 7dBi Rating(s)................................ : DC 3.3V Note: 1. The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 2. The customer has a spare antenna with a gain of 6dBi. 1.2. Model(s) list No. Model No. Tested with 1 ACM-DB-2M-R3 Other models ACM-DB-2M-BD-R3 Note: ACM-DB-2M-R3 is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of ACM-DB-2M-R3 can represent the remaining models. Report No.: TCT251017E009 Page 4 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1.3. Operation Frequency For 802.11b/g/n(HT20) Channel Frequency Channel Frequency Channel Frequency Channel Frequency…

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Report No.: TCT251017E009 Page 80 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Tx. Spurious NVNT n20 2437MHz Ant0 Ref Tx. Spurious NVNT n20 2437MHz Ant0 Emission Report No.: TCT251017E009 Page 81 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Tx. Spurious NVNT n20 2462MHz Ant0 Ref Tx. Spurious NVNT n20 2462MHz Ant0 Emission Report No.: TCT251017E009 Page 82 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Tx. Spurious NVNT n40 2422MHz Ant0 Ref Tx. Spurious NVNT n40 2422MHz Ant0 Emission Report No.: TCT251017E009 Page 83 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Tx. Spurious NVNT n40 2437MHz Ant0 Ref Tx. Spurious NVNT n40 2437MHz Ant0 Emission Report No.: TCT251017E009 Page 84 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Tx. Spurious NVNT n40 2452MHz Ant0 Ref Tx. Spurious NVNT n40 2452MHz Ant0 Emission Report No.: TCT251017E009 Page 85 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Antenna 1 Duty Cycle Condition Mode Frequency (MHz) Antenna Duty Cycle (%) Correction Factor (dB) NVNT b 2412 Ant1 100 0 NVNT b 2437 Ant1 100 0 NVNT b 2462 Ant1 100 0 NVNT g 2412 Ant1 100 0 NVNT g 2437 Ant1 100 0 NVNT g 2462 Ant1 100 0 NVNT n20 2412 Ant1 100 0 NVNT n20 2437 Ant1 100 0 NVNT n20 2462 Ant1 100 0 NVNT n40 2422 Ant1 100 0 NVNT n40 2437 Ant1 100 0 NVNT n40 2452 Ant1 100 0 Report No.: TCT251017E009 Page 86 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Test Graphs Duty Cycle NVNT b 2412MHz Ant1 Duty Cycle NVNT b 2437MHz Ant1 Report No.: TCT251017E009 Page 87 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Duty Cycle NVNT b 2462MHz Ant1 Duty Cycle NVNT g 2412MHz Ant1 Report No.: TCT251017E009 Page 88 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Duty Cycle NVNT g 2437MHz Ant1 Duty Cycle NVNT g 2462MHz Ant1 Report No.: TCT251017E009 Page 89 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Duty Cycle NVNT n20 2412MHz Ant1 Duty Cycle NVNT n20 2437MHz Ant1 Report No.: TCT251017E009 Page 90 of 135 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755…

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