2BBU7-40201Smart outlets

C5266091_X24_Ed.2 1/1 “Attestation Statements” 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: Kingtec Branch (Vietnam) Technologies Co., Ltd. Grantee code: 2BBU7 FCC ID: 2BBU7-40201 Contact Name: BaofengFang Address: Lot 35, Street 3, Tan Duc Industrial Zone, Duc Hoa Ha Commune, Duc Hoa District, Long An Province, Vietnam Telephone No: 0571-58317207 Fax No: 0571-64184187 Email: [email protected] i. [Kingtec Branch (Vietnam) Technologies 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. [ Kingtec Branch (Vietnam) Technologies 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. Kingtec Branch (Vietnam) Technologies Co., Ltd. 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: 07.11.2023 Applicant’s Name: BaofengFang Title: General manager assistant 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

Kingtec Branch (Vietnam) Technologies Co., Ltd. Product Similarity Declaration Product name: Smart outlets Model name: CCRCOWF2PK, CURCOWF2PK, RCOWF2PK, SURCOWF2PK, UTRCOWF2PK FCC ID: 2BBU7-40201 We (Kingtec Branch (Vietnam) Technologies Co., Ltd.) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name. Demonstrate the detail (descriptions and pictures) as to the difference list above. Signature: Name: BaofengFang Title: General manager assistant Date: 07.11.2023

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Kingtec Branch (Vietnam) Technologies Co., Ltd. Address: Lot 35, Street 3, Tan Duc Industrial Zone, Duc Hoa Ha Commune, Duc Hoa District, Long An Province, Vietnam Product Name: Smart outlets Model Number: CCRCOWF2PK, CURCOWF2PK, RCOWF2PK, SURCOWF2PK, UTRCOWF2PK FCC Identifier: 2BBU7-40201 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: BaofengFang Date: 7/11/2023 Title: General manager assistant Signature of applicant:

C5266091_X10_Ed.1 1/1 Kingtec Branch (Vietnam) Technologies Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 7/11/2023 Subject: Request for Confidentiality FCC ID: 2BBU7-40201 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 att achment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality 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 Internal Photos Parts List / Tune Up RF Exposure Info 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. Sincerely, Signature: Name: BaofengFang Date: 7/11/2023 Title: General manager assistant

Page 1 of 3 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Appendix - Ext Photos Model: CCRCOWF2PK Photo 1 Photo 2 Page 2 of 3 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 Page 3 of 3 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 5 Photo 6 ----End of Report----

Size:68*70mm

Page 1 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Appendix - Int Photos Model: CCRCOWF2PK Photo 1 Photo 2 Page 2 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 ----End of Report---- ANT

ANTENNAREPORT Manufacture：TUYA ProductName：CB2SAntenna AntennaType：PCB TestDate：2021.03.18 Testedby：HaigangRuan Approvedby：Licco Content 1.GeneralDescription..................................................................................1 2.TestConfigurations..................................................................................2 2.1TestEnvironment............................................................................2 2.2TestEquipment................................................................................2 2.3TestPrinciple...................................................................................2 3.TestResults...............................................................................................3 3.1S11...................................................................................................3 3.2GainandEfficiency.........................................................................4 3.3RadiationPattern.............................................................................5 4.AntennaDimensions................................................................................6 5.EUTPhoto................................................................................................6 6.TestSetupPhoto.......................................................................................7 1 1.GeneralDescription ManufacturerHangzhouTuyaInformationTechnologyCo.,Ltd Address Room701,Building3,MoreCenter,No.87GuDunRoad, Hangzhou,Zhejiang,China TestLocation Room106,Building3,LetongSciencePark,No.500, QiuyiRoad,BinjiangDistrict,Hangzhou ProductNameCB2SAntenna Productmodel CB2S AntennaType PCBAntenna TestItems Gain;Efficiency;RadiationPattern TestFrequency 2400-2500MHz TestStandard ANSI/IEEEStd149-1979 2 2.TestConfigurations 2.1TestEnvironment Temperature(°C)25 Humidity(%RH)60 AtmosphericPressure(kPa)100.5 2.2TestEquipment TestSystemTEM24Multi-probeMicrowaveChamber TestInstrumentAgilentE5071B 2.3TestPrinciple 3 3.TestResults 3.1S11 Frequency(MHz)240024502500 ReturnLoss(dB)-8.73-11.76-11.21 VSWR2.161.711.77 4 3.2GainandEfficiency Frequency(MHz)PeakGain(dBi)Efficiency(%) 2400-0.9824.43 2410-0.6725.64 2420-0.3726.24 2430-0.1227.04 24400.0427.48 2450-0.4525.25 2460-0.5523.88 2470-0.6922.65 2480-0.9321.78 2490-1.1120.04 2500-2.0716.18 5 3.3RadiationPattern Phi02D Phi902D Theta902D 2D drawings are provided by Dongguan UB Electronic CO.,LTD unit: dBi 6 4.Antenna Dimensions 5.EUT Photo unit: dBi 7 6. Test Setup Photo

Address: 101, No.7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel: (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Test Report Report No.: MTi230612014-02E1 Date of issue: 2023-06-27 Applicant: Kingtec Branch (Vietnam) Technologies Co., Ltd. Product: Smart outlets Model(s): CCRCOWF2PK, CURCOWF2PK, RCOWF2PK, SURCOWF2PK, UTRCOWF2PK FCC ID: 2BBU7-40201 Shenzhen Microtest Co., Ltd. http://www.mtitest.com Page 2 of 54 Report No.: MTi230612014-02E1 Address: 101, No.7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel: (86‐755)88850135 Fax: (86‐755) 88850136 Web: www.mtitest.com E‐mail: [email protected] Instructions 1. This test report shall not be partially reproduced without the written consent of the laboratory. 2. The test results in this test report are only responsible for the samples submitted 3. This test report is invalid without the seal and signature of the laboratory. 4. This test report is invalid if transferred, altered, or tampered with in any form without authorization. 5. Any objection to this test report shall be submitted to the laboratory within 15 days from the date of receipt of the report. Page 3 of 54 Report No.: MTi230612014-02E1 Address: 101, No.7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel: (86‐755)88850135 Fax: (86‐755) 88850136 Web: www.mtitest.com E‐mail: [email protected] Table of contents 1 General Description .......................................................................................................................... 5 1.1 Description of the EUT .................................................................................................................................. 5 1.2 Description of test modes ............................................................................................................................. 6 1.3 Environmental conditions for testing ............................................................................................................. 7 1.4 Description of support units .......................................................................................................................... 7 2 Measurement uncertainty ................................................................................................................. 8 3 Summary of Test Result ................................................................................................................... 9 4 Test Laboratory ............................................................................................................................... 10 5 Equipment List ................................................................................................................................ 11 6 Test Result ....................................................................................................................................... 12 6.1 Antenna requirement .................................................................................................................................. 12 6.2 AC power line conducted emissions ........................................................................................................... 13 6.3 Radiated spurious emission ........................................................................................................................ 16 6.4 DTS bandwidth ........................................................................................................................................... 25 6.5 Maximum conducted output power ............................................................................................................. 26 6.6 Power spectral density ................................................................................................................................ 27 6.7 Band edge (Conducted) .............................................................................................................................. 28 6.8 Conducted spurious emissions ................................................................................................................... 29 6.9 Duty Cycle ................................................................................................................................................... 30 Appendix A: DTS Bandwidth ................................................................................................................. 31 Appendix B: Maximum conducted output power ................................................................................ 35 Appendix C: Maximum power spectral density ................................................................................... 36 Appendix D: Band edge measurements ............................................................................................... 40 Appendix E: Conducted Spurious Emission ....................................................................................... 42 Appendix F: Duty Cycle ......................................................................................................................... 51 Photographs of the Test Setup ............................................................................................................. 53 Photographs of the EUT ........................................................................................................................ 54 Page 4 of 54 Report No.: MTi230612014-02E1 Address: 101, No.7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel: (86‐755)88850135 Fax: (86‐755) 88850136 Web: www.mtitest.com E‐mail: [email protected] Test Result Certification Applicant: Kingtec Branch (Vietnam) Technologies Co., Ltd. Address: Lot 35, Stre…

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Page 1 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Appendix - Test Setup Photos Model: CCRCOWF2PK Radiated emissions – Below 1 GHz Radiated emissions – Above 1 GHz Page 2 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Conducted emissions ----End of Report----