2ACCJB202LINKHUB

USER MANUAL V1.0 | HH40L2 ii Contents Read this first .......................................................................................................................iii Chapter 1. Meet your CPE....................................................................................................1 1.1 System requirements .....................................................................................................1 1.2 Overview ........................................................................................................................1 Chapter 2. Get started .........................................................................................................3 2.1 Connect your CPE to the Internet ..................................................................................3 2.2 Identify an ideal location ................................................................................................4 2.3 Connect the power adaptor ............................................................................................5 2.4 Access CPE network ......................................................................................................5 Chapter 3. Access the web UI .............................................................................................7 3.1 Log in to the web UI ......................................................................................................7 3.2 Explore web UI features .................................................................................................7 Chapter 4. Configure your CPE ...........................................................................................8 4.1 Home ..............................................................................................................................8 4.2 Quick Settings .................................................................................................................8 4.3 Devices Settings .............................................................................................................9 4.4 SMS ..............................................................................................................................12 4.5 Firewall ..........................................................................................................................13 4.6 System settings .............................................................................................................14 Important safety information ..............................................................................................15 Power adapter ....................................................................................................................15 Operating temperature ........................................................................................................16 Radio waves .......................................................................................................................16 Licences ..............................................................................................................................16 Privacy statement of device usage .....................................................................................17 Disclaimer ...........................................................................................................................17 General information ............................................................................................................18 Troubleshooting ..................................................................................................................19 iii Read this first • Before using this documentation and the device it supports, ensure you read and understand the "Important safety information" on page 15. • Illustrations in this documentation might look different from your device. • Instructions in this documentation may vary depending on your device model and software version. • Some features are not available in all countries or regions. Feature availability is subject to change. • Documentation content is subject to change without notice. We make constant improvements on the documentation of your device, including this user manual. • TCL Communication Ltd. does not assume any liability that may occur due to the use or application of the product described herein. Every effort has been made in the preparation of this documentation to ensure accuracy of the contents, but all statements, information and recommendations in this documentation do not constitute the warranty of any kind, express or implied. 1 Chapter 1. Meet your CPE This TCL CPE is a 4G LTE mobile router, providing download speeds of up to 150 Mbps. Your CPE lets you create fast and secure Wi‑Fi in any location with cellular network coverage. 1.1 System requirements Your CPE supports up to 32 connected devices with 2.4 GHz Wi‑Fi network (802.11b/g/n). It also works with a range of browsers, including: Firefox, Safari, Internet Explorer, Opera, and Google Chrome. 1.2 Overview 4321 109876 5 11 1. Power indicator • Solid blue: Connect the adaptor. • Off: The device is off. 2. Wi‑Fi/WPS indicator • Blinking blue: WPS connection is available. • Solid blue: Wi‑Fi is enabled. • Off: Wi‑Fi is disabled. 3. Network indicator • Blinking blue and red: Target tariffs are exceeded. • Solid blue: The device is connected to the network. • Solid red: Micro SIM card is not available or the device is not registered to the network. 4. Signal indicator • The more blue signal bars are visible, the stronger the signal. • Off: No signal. 5. Micro SIM card slot Insert a micro SIM card in the slot. 6. WPS button Press the button for 3 seconds to enable the WPS function. The WPS function will be automatically disabled if a WPS connection is not established within 2 minutes. 2 7. Wi‑Fi button Press the button for 3 seconds to disable/enable your CPE Wi‑Fi. This function is ena…

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TO: American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: TCT Mobile (US) Inc. Contact Name: Yao Dai Street Address: 189 Technology Drive City/Province/Zip: Irvine, CA 92618 Telephone No: 1-855-368-0829 Email: [email protected] FRN#: 0033429465 This letter is to confirm that we (the “Designated U.S. Agent”) 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: Signed by (Printed Name/Title): Yao Dai / Technical Acceptance 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: TCL Communication Ltd Grantee Code: 2ACCJ Contact Name: Annie Jiang Street Address: 5/F, Building 22E, 22 Science Park East Avenue, Hong Kong Science Park, Shatin, NT, Hong Kong City/Province/Zip: Hongkong Telephone No: +86 755 36611621 Email: [email protected] Applicant Signature: Date: Signed by (Printed Name/Title): Annie Jiang / Product Certification Manager DocuSign Envelope ID: 56EF55FD-2FB6-4742-A859-52263717FFFD 2023年2月22日 February 21, 2023

021423-17 rev 4 Certification Application Attestation Statements Date: April 23, 2023 American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 To Whom It May Concern: FCC ID: 2ACCJB202 Statement for 47 CFR section 2.911(d)(5)(i) TCL Communication Ltd. certifies that as of the date of the application the equipment for which authorization is sought is not “covered” equipment 1 prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, including affiliates or subsidiaries of the named companies, the applicant must include an explanation on why the equipment is not “covered” equipment. Additional Explanation: <N/A> Statement for 47 CFR section 2.911(d)(5)(ii) TCL Communication Ltd. (“the applicant”) certifies that, as of the date of the filing of this application, the applicant ☐ - is / - is not identified on the Covered List as an entity producing “covered” equipment. Thank you, By: Annie Jiang (Signature 2 ) (Print name) Title: Product Certification Manager Company: __ TCL Communication Ltd. Telephone: +86 755 36611621 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 . 2 - Letters should be placed on appropriate letterhead.

TCL Communication Ltd. 022818 – 11 Authority to Act as Agent Date: _2023/04/21 American Certification Body, Inc. 6731 Whittier Avenue Suite C110 McLean, VA 22101 To Whom It May Concern: ______Shenzhen Academy of Information and Communication Technology______ is authorized to act on our behalf, until otherwise notified, for applications to American Certification Body, Inc. (ACB). We certify that we are not subject to 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. Further, no party, as defined in 47 CFR 1.2002 (b), to the application is subject to denial of federal benefits, that includes FCC benefits. Thank you, Agency Agreement Expiration Date: _____(Typically 8 – 12 months)_____ By: ______Annie.jiang_____ (Signature 1 ) (Print name) Title: ____Project Manager___ On behalf of: ___TCL Communication Ltd.___ (Company Name) Telephone: __+86 755 36611621__ 1 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead. TCL Communication Ltd. 022818 – 11 Request for Confidentiality Date: _2023/04/21_ Subject: Confidentiality Request for: _____2ACCJB202_____ Pursuant to FCC 47 CFR 0.457(d) and 0.459 the applicant requests that a part of the subject FCC application be held confidential. Type of Confidentiality Requested Exhibit ☐ Short Term ☒ Permanent Block Diagrams ☒ Short Term External Photos ☒ Short Term ☐ Permanent * 2 Internal Photos ☐ Short Term ☒ Permanent Operation Description/Theory of Operation ☐ Short Term ☒ Permanent Tune-Up Procedure ☐ Short Term ☒ Permanent Schematics ☒ Short Term Test Setup Photos ☒ Short Term ☐ Permanent * 3 User’s Manual ___TCL Communication Ltd.__ has spent substantial effort in developing this product and it is one of the first of its kind in industry. Having the subject information easily available to "competition" would negate the advantage they have achieved by developing this product. Not protecting the details of the design will result in financial hardship. Permanent Confidentiality: The applicant requests the exhibits listed above as permanently confidential be permanently withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Short-Term Confidentiality: The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 180 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Applicant is also aware that they are responsible to notify ACB in the event information regarding the product or the product is made available to the public before the requested period has expired. ACB will then release the documents listed above for public disclosure pursuant to FCC Public Notice DA 04-1705. NOTE for Industry Canada Applications: IC currently only distinguishes Permanent Confidentiality exhibits as shown above. Short Term confidentiality is not considered applicable to IC applications. Sincerely, By: _______Annie.jiang_______ (Signature/Title 3 ) (Print name) 2 - The asterisked items (*) require further information to be provided to ACB before permanent confidentiality will be extended to these exhibits. Please refer to FCC KDB 726920 and the specific Document link for D01 found at: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731 and review section II, 3) regarding specific information that must accompany these requests. 3 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead.

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TEST REPORT No.I23N00436-EMC for TCL Communication Ltd. LINKHUB Model Name：HH40L2 With Hardware Version: TZ7.823.397 Software Version: HH40L2.1.01 FCC ID:2ACCJB202 Issued Date: 2023-04-18 Designation Number: CN1210 Note: The test results in this test report relate only to the devices specified in this report. This report shall not be reproduced except in full without the written approval of SAICT. Test Laboratory: SAICT, Shenzhen Academy of Information and Communications Technology Building G, Shenzhen International Innovation Center, No.1006 Shennan Road, Futian District, Shenzhen, Guangdong, P. R. China. 518000. Tel:+86(0)755-33322000, Fax:+86(0)755-33322001 Email: [email protected]. www.saict.ac.cn No.I23N00436-EMC ©Copyright. All rights reserved by SAICT. Page 2 of 26 REPORT HISTORY Report Number Revision Description Issue Date I23N00436-EMC Rev.0 1st edition 2023-04-18 Note: the latest revision of the test report supersedes all previous version. No.I23N00436-EMC ©Copyright. All rights reserved by SAICT. Page 3 of 26 CONTENTS 1. SUMMARY OF TEST REPORT ............................................................................................... 4 1.1. TEST ITEMS .......................................................................................................................... 4 1.2. TEST STANDARDS .............................................................................................................. 4 1.3. TEST RESULT ...................................................................................................................... 4 1.4. TESTING LOCATION ........................................................................................................... 4 1.5. PROJECT DATA ................................................................................................................... 4 1.6. SIGNATURE .......................................................................................................................... 4 2. CLIENT INFORMATION ........................................................................................................... 5 2.1. APPLICANT INFORMATION ................................................................................................ 5 2.2. MANUFACTURER INFORMATION ...................................................................................... 5 3. EQUIPMENT UNDER TEST (EUT) AND ANCILLARY EQUIPMENT (AE) ............................ 6 3.1. ABOUT EUT .......................................................................................................................... 6 3.2. INTERNAL IDENTIFICATION OF EUT ................................................................................ 6 3.3. INTERNAL IDENTIFICATION OF AE ................................................................................... 6 3.4. EUT SET-UPS ....................................................................................................................... 7 3.5. GENERAL DESCRIPTION ................................................................................................... 8 4. REFERENCE DOCUMENTS .................................................................................................... 9 4.1. REFERENCE DOCUMENTS FOR TESTING....................................................................... 9 5. LABORATORY ENVIRONMENT ............................................................................................ 10 6. SUMMARY OF TEST RESULTS ............................................................................................ 11 6.1. TESTING ENVIRONMENT ................................................................................................. 11 6.2. SUMMARY OF MEASUREMENT RESULTS ..................................................................... 11 6.3. STATEMENT ....................................................................................................................... 11 7. MEASUREMENT UNCERTAINTY ......................................................................................... 12 9. TEST ACCESSORY UTILIZED .............................................................................................. 13 ANNEX A: MEASUREMENT RESULTS ....................................................................................... 14 A.1 RADIATED EMISSION (§15.109(A)) ...................................................................................... 14 A.2 CONDUCTED EMISSION (§15.107(A)) ................................................................................. 22 No.I23N00436-EMC ©Copyright. All rights reserved by SAICT. Page 4 of 26 1. SUMMARY OF TEST REPORT 1.1. Test Items Description LINKHUB Model Name HH40L2 Applicant’s name TCL Communication Ltd. Manufacturer's Name TCL Communication Ltd. 1.2. Test Standards FCC Part 15, Subpart B (10-1-2021 Edition); ANSI C63.4-2014. 1.3. Test Result Total test 2 items, pass 2 items. Please refer to “6.2 Test Results”. 1.4. Testing Location Address: EMC Lab,Building G, Shenzhen International Innovation Center, No.1006 Shennan Road, Futian District, Shenzhen, Guangdong, China 1.5. Project data Testing Start Date: 2023-04-01 Testing End Date: 2023-04-09 1.6. Signature Huang Kaiyang (Prepared this test report) Huang Yuqing (Reviewed this test report) Cao Junfei (Approved this test report) No.I23N00436-EMC ©Copyright. All rights reserved by SAICT. Page 5 of 26 2. CLIENT INFORMATION 2.1. Applicant Information Company Name: TCL Communication Ltd. Address: 5/F, Building 22E, 22 Science Park East Avenue, Hong Kong Science Park, Shatin, NT, Hong Kong Contact Annie Jiang Email [email protected] Tel. 0086-755-3661 1621 Fax 0086-755-36612000-81722 2.2. Manufacturer Information Company Name: TCL Communication Ltd. Address: 5/F, Building 22E, 22 Science Park East Avenue, Hong Kong Science Park, Shatin, NT, Hong Kong Contact Annie Jiang Email [email protected] Tel. 0086-755-3661 1621 Fax 0086-755-36612000-81722 No.I23N00436-EMC ©Cop…

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Antenna gain information WIFI 2.4GHz Antenna Antenna 0: 3.74dBi Antenna 1: 3.88dBi WIFI MIMO: 3.81dBi LTE Antenna LTE Band 5: 2.5dBi LTE Band 41: 2.4dBi GSM Antenna PCS1900: 4.5dBi According to 662911 D01 Multiple Transmitter Output v02r01 all transmit signals are completely uncorrelated, HH40L2 support ,STBC Not support CDD/beamforming Ant1:WIFI Antenna on board gain: 3.88dBi Ant2: 2.4G WIFI PCB Antenna gain:3.74dBi STBC: Directional gain= 10 log[(10 G1 /10 + 10 G2 /10 + ... + 10 GN /10 )/NANT] dBi =10 log[(10 3.88/10 +10 3.74/10 )/2] dBi ≈3.81dBi

Test Setup Photos 1. Radiated Emissions (Part 15B Wired network function/ GSM receiver/LTE receiver,30MHz-1GHz) 2. Radiated Emissions (Part 15B Wired network function/ GSM receiver/LTE receiver,1GHz-18GHz) 3. Radiated Emissions (Part 15C, 9kHz-30MHz) 4. Radiated Emissions (Part 15C,30MHz-1GHz) 5. Radiated Emissions (Part 15C, 1GHz -18GHz) 6. Radiated Emissions (Part 15C, 18GHz -26.5GHz) 7. Radiated Emissions (Part 22/24/27, 30MHz-18GHz) 8. Radiated Emissions (Par22/24/27, 18GHz -26.5GHz) 9. Conducted Emission (Part 15B，Wired network function/Bluetooth/Wi-Fi)