2A9BL-TK65DTIETI 2.4 GHz Receiver

5HFHLYHU * 5HFHLYHU U HFHLYHU FCCComplianceNotice Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions: (1) Thisdevicemaynotcauseharmfulinterference,and (2) thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycauseundesired operation. Anychangesormodificationsnotexpresslyapprovedby thepartyresponsibleforcompliancecouldvoid theuser'sauthoritytooperatetheequipment. ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuant topart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmful  interferenceinaresidentialinstallation.Thisequipmentgenerates,usesandcanradiateradiofrequency energyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterference toradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticular installation.Ifthisequipment doescauseharmfulinterferencetoradioortelevisionreception,whichcan bedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures: ͲReorientorrelocatethereceivingantenna. ͲIncreasetheseparationbetweenthe equipmentandreceiver. ͲConnecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected. ͲConsultthedealeroranexperiencedradio/TVtechnicianforhelp. &ZĂĚŝĂƚŝŽŶdžƉŽƐƵƌĞ^ƚĂƚĞŵĞŶƚ dŚŝƐĞƋƵŝƉŵĞŶƚĐŽŵƉůŝĞƐǁŝƚŚ&ƌĂĚŝĂƚŝŽŶĞdžƉŽƐƵƌĞůŝŵŝƚƐƐĞƚĨŽƌƚŚĨŽƌĂŶƵŶĐŽŶƚƌŽůůĞĚĞŶǀŝƌŽŶŵĞŶƚ͘ dŚŝƐƚƌĂŶƐŵŝƚƚĞƌŵƵƐƚŶŽƚďĞĐŽͲůŽĐĂƚĞĚŽƌŽƉĞƌĂƚŝŶŐŝŶĐŽŶũƵŶĐƚŝŽŶǁŝƚŚĂŶLJŽƚŚĞƌĂŶƚĞŶŶĂŽƌƚƌĂŶƐŵŝƚƚĞƌ͘

QA-FR-170-B TIETI INC Add: 244 MADISON AVENUE, SUITE 1666 NEW YORK, NY, 10016, USA Tel: 86-18675582602 Fax: 0755-28561031 Email: [email protected] FCC Authorization Date: 2022-12-06 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We , TIETI INC , Hereby authorizes China Certification ICT Co., Ltd (Dongguan) to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by China Certification ICT Co., Ltd (Dongguan) on our behalf shall have the same effect as our own action. We, the undersigned, hereby 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. This authorization is valid until further written notice from the applicant. Sincerely Yours, Client’s signature Printed Name: JASON Zhang Title: manager

QA-FR-171-A TIETI INC Add: 244 MADISON AVENUE, SUITE 1666 NEW YORK, NY, 10016, USA Tel: 86-18675582602 Fax: 0755-28561031 Email:[email protected] FCC Confidential Authorization Date: 202 2-12-06 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID:2A9BL-TK65D In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, (TIETI INC ) hereby requests long-term confidential treatment of information accompanying this application as outlined below: Block Diagra m Schematics Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature: Printed name: JASON Zhang Title : manager

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS

Lable and lable location Model:TIETI TK65D FCC ID:2A9BL-TK65D

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Chip Antenna

TEST REPORT Applicant: TIETI INC Address: 244 MADISON AVENUE, SUITE 1666 NEW YORK, NY, 10016, USA FCC ID: 2A9BL-TK65D Product Name: TIETI 2.4 GHz Receiver Model: TIETI TK65D Standard(s): 47 CFR Part 15, Subpart C(15.249) ANSI C63.10-2013 The above equipment has been tested and found compliant with the requirement of the relative standards by China Certification ICT Co., Ltd (Dongguan) Report Number: CR221150841-00 Date Of Issue: 2022/11/25 Reviewed By: Sun Zhong Title: Manager Test Laboratory: China Certification ICT Co., Ltd (Dongguan) No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China Tel: +86-769-82016888 China Certification ICT Co., Ltd (Dongguan) Report No.: CR221150841-00 Page 2 of 27 Test Facility The Test site used by China Certification ICT Co., Ltd (Dongguan) to collect test data is located on the No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China. The lab has been recognized as the FCC accredited lab under the KDB 974614 D01 and is listed in the FCC Public Access Link (PAL) database, FCC Registration No. : 442868, the FCC Designation No. : CN1314. The lab has been recognized by Innovation, Science and Economic Development Canada to test to Canadian radio equipment requirements, the CAB identifier: CN0123. Declarations China Certification ICT Co., Ltd (Dongguan) is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with a triangle symbol “▲”. Customer model name, addresses, names, trademarks etc. are not considered data. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report cannot be reproduced except in full, without prior written approval of the Company. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report may contain data that are not covered by the accreditation scope and shall be marked with an asterisk “★”. China Certification ICT Co., Ltd (Dongguan) Report No.: CR221150841-00 Page 3 of 27 CONTENTS T EST FACILITY .......................................................................................................................................... 2 DECLARATIONS .......................................................................................................................................... 2 1. GENERAL INFORMATION .................................................................................................... 4 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ....................................................... 4 1.2 DESCRIPTION OF TEST CONFIGURATION ........................................................................................... 5 1.2.2 Support Equipment List and Details .............................................................................................................. 5 1.2.3 Support Cable List and Details ...................................................................................................................... 5 1.2.4 Block Diagram of Test Setup ......................................................................................................................... 6 1.3 MEASUREMENT UNCERTAINTY .......................................................................................................... 7 2. SUMMARY OF TEST RESULTS ............................................................................................ 8 3. REQUIREMENTS AND TEST PROCEDURES .................................................................... 9 3.1 AC LINE CONDUCTED EMISSIONS ...................................................................................................... 9 3.1.1 Applicable Standard ....................................................................................................................................... 9 3.1.2 EUT Setup.................................................................................................................................................... 10 3.1.3 EMI Test Receiver Setup ............................................................................................................................. 10 3.1.4 Test Procedure ............................................................................................................................................. 11 3.1.5 Corrected Amplitude & Margin Calculation ................................................................................................ 11 3.2 RADIATED EMISSIONS ....................................................................................................................... 12 3.2.1 Applicable Standard ..................................................................................................................................... 12 3.2.2 EUT Setup.................................................................................................................................................... 12 3.2.3 EMI Test Receiver & Spectrum Analyzer Setup ......................................................................................... 13 3.2.4 Test Procedure ............................................................................................................................................. 13 3.2.5 Corrected Amplitude & Margin Calculation ................................................................................................ 14 3.3 20 DB EMISSION BANDWIDTH: .......................................................................................................... 15 3.3.1 Applicable Standard ..................................................................................................................................... 15 3.3.2 EUT Setup.................................................................................................................................................... 15 3.3.3…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions Front View Conducted Emissions Side View Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View