UU8-TW60walkie-talkie

Lexibook America Date: 2026/8/14 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: UU8-TW60 Lexibook America (“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. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, Terry Tang Manager Lexibook America Lexibook America Date: 2026/8/14 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: UU8-TW60 Lexibook America (“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, Terry Tang Manager Lexibook America

Lexibook America Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 7/6/2026 U.S. Agent Designation Lexibook America acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID:UU8-TW60): Name and company of U.S. agent: Lexibook America Physical U.S. address of agent: C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States FRN of U.S. agent: 0036338390 Email address of U.S. agent: [email protected] Lexibook America acknowledges their obligation to accept service of process on behalf of Lexibook America. Lexibook America with the FRN 0036338390 accepts its obligation 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. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature Terry Tang Manager Lexibook America 48_[model] US_Agent_2.911(d)(7) - U, V05

Lexibook America 2026/8/14 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (ProductName: walkie-talkie and FCC ID: UU8-TW60) 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 (Schematic Diagram, Block Diagram, Operational Description, Tune Up Procedure, Part Lists) required to be submitted with this application be permanently withheld from public review. The above documents are company proprietary information that could never get into the possession of our competition. Please contact me if there is any information you may need. Sincerely, Must be signed by the applicant contact cited as technical or non-technical contact on the 731 form provided to Eurofins MET Labs, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters signed by the applicant should be placed on applicant letterhead.

Lexibook America 2026/8/14 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Tongzhou 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, Must be signed by the applicant contact cited as technical or non-technical contact on the 731 form provided to Eurofins MET Labs, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters signed by the applicant should be placed on applicant letterhead.

Lexibook America 2026/8/14 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Short Term Confidentiality Request For (ProductName: walkie-talkie and FCC ID: UU8-TW60) To Whom It May Concern: In accordance with sections 0.457 and 0.459 of CFR 47, Lexibook America. requests short-term Confidentiality of following sections of this application for a period of 45 days after grant is issued. Internal photos User’s manual These documents contain detailed system and equipment descriptions and related information about the product, which Lexibook America considers to be proprietary, confidential, and a custom design and otherwise, would not release to the general public. Since this design is a basis from which future technological products will evolve, Lexibook America feels that this information would be of benefit to its competitors, and that the disclosure of the information in these documents would give our competitors an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Must be signed by the applicant contact cited as technical or non-technical contact on the 731 form provided to Eurofins MET Labs, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters signed by the applicant should be placed on applicant letterhead.

Report No.: TZ0035260457PH02 Page 1 of 4 External Photographs of EUT External Photo 1 External Photo 2 Report No.: TZ0035260457PH02 Page 2 of 4 External Photo 3 External Photo 4 Report No.: TZ0035260457PH02 Page 3 of 4 External Photo 5 External Photo 6 Report No.: TZ0035260457PH02 Page 4 of 4 External Photo 7 External Photo 8

The size of the label is 15mm*10mm with White forecolor. The size of the logo is 5mm*5mm. FCC ID: UU8-TW60

Page 1 of 18 CALIBRATION DATA PROBE CALIBRATION DATA Page 2 of 18 Page 3 of 18 Page 4 of 18 Page 5 of 18 Page 6 of 18 Page 7 of 18 Page 8 of 18 Page 9 of 18 Page 10 of 18 DAE CALIBRATION DATA Page 11 of 18 Page 12 of 18 Page 13 of 18 DIPOLE CALIBRATION DATA Page 14 of 18 Page 15 of 18 Page 16 of 18 Page 17 of 18 Page 18 of 18

Page 1 of 41 SAR Test Report Report No.: AGC10211260503FH01 FCC ID : UU8-TW60 PRODUCT DESIGNATION : walkie-talkie BRAND NAME : N/A MODEL NAME : TW60 APPLICANT : Lexibook America DATE OF ISSUE : May 20, 2026 STANDARD(S) : IEEE Std. 1528:2013 FCC 47 CFR Part 2§2.1093 IEEE Std C95.1 ™-2019 REPORT VERSION : V1.0 Attestation of Global Compliance(Shenzhen) Co., Ltd. Report No.: AGC10211260503FH01 Page 2 of 41 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / May 20, 2026 Valid Initial Release Report No.: AGC10211260503FH01 Page 3 of 41 Test Report Applicant Name Lexibook America Applicant Address C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States Manufacturer Name Lexibook America Manufacturer Address C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States Factory Name Lexibook Limited Factory Address Unit A, 9/F, Kader Building, 22 Kai Cheung Road, Kowloon Bay, Kowloon, Hong Kong Product Designation walkie-talkie Brand Name N/A Test Model TW60 Series Model N/A Declaration of Difference N/A EUT Voltage DC 3.7V Applicable Standard IEEE Std. 1528:2013 FCC 47 CFR Part 2§2.1093 IEEE Std C95.1 ™-2019 Date of receipt of test item May 05, 2026 Test Date May 06, 2026 Report Template AGCRT- US -PTT/SAR (2021-04-20) Note: The results of testing in this report apply to the product/system which was tested only. Prepared By Thea Huang (Project Engineer) May 20, 2026 Reviewed By Jack Gui (Reviewer) May 20, 2026 Approved By Angela Li (Authorized Officer) May 20, 2026 Report No.: AGC10211260503FH01 Page 4 of 41 TABLE OF CONTENTS 1. SUMMARY OF MAXIMUM SAR VALUE ......................................................................................................... 5 2. GENERAL INFORMATION ............................................................................................................................... 6 2.1. EUT DESCRIPTION......................................................................................................................................... 6 3. SAR MEASUREMENT SYSTEM ........................................................................................................................ 7 3.1. THE DASY5 SYSTEM USED FOR PERFORMING COMPLIANCE TESTS CONSISTS OF FOLLOWING ITEMS .................... 7 3.2. DASY5 E-FIELD PROBE ................................................................................................................................. 8 3.3. DATA ACQUISITION ELECTRONICS DESCRIPTION ............................................................................................... 8 3.4. ROBOT .......................................................................................................................................................... 9 3.5. LIGHT BEAM UNIT .......................................................................................................................................... 9 3.6. DEVICE HOLDER .......................................................................................................................................... 10 3.7. MEASUREMENT SERVER ............................................................................................................................... 10 3.8. PHANTOM ................................................................................................................................................. 11 4. SAR MEASUREMENT PROCEDURE ............................................................................................................ 12 4.1. SPECIFIC ABSORPTION RATE (SAR) .............................................................................................................. 12 4.2. SAR MEASUREMENT PROCEDURE ................................................................................................................ 13 5. TISSUE SIMULATING LIQUID ....................................................................................................................... 15 5.1. THE COMPOSITION OF THE TISSUE SIMULATING LIQUID..................................................................................... 15 5.2. TISSUE DIELECTRIC PARAMETERS FOR HEAD AND BODY PHANTOMS ............................................................... 15 5.3. TISSUE CALIBRATION RESULT ....................................................................................................................... 16 6. SAR SYSTEM CHECK PROCEDURE ........................................................................................................... 17 6.1. SAR SYSTEM CHECK PROCEDURES ............................................................................................................. 17 6.2. SAR SYSTEM CHECK ................................................................................................................................... 18 7. EUT TEST POSITION ...................................................................................................................................... 19 7.1. BODY WORN POSITION ................................................................................................................................ 19 8. SAR EXPOSURE LIMITS ............................................................................................................................... 20 9. TEST FACILITY .............................................................................................................................................. 21 10. TEST EQUIPMENT LIST .............................................................................................................................. 22 11. MEASUREMENT UNCERTAINTY ................................................................................................................ 23 12. POWER MEASUREMENT ............................................................................................................................ 27 13. …

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Report No.: TZ0035260457FRF19 Page 1 of 42 This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Tongzhou Testing Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Tongzhou Testing Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report apply only to the specific sample(s) tested under stated test conditions. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Page 1 of 42 TEST REPORT Report Number : TZ0035260457FRF19 Product Name : walkie-talkie Model/Type reference : TW60 FCC ID : UU8-TW60 Prepared for : Lexibook America C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States Prepared By : Shenzhen Tongzhou Testing Co.,Ltd. 1st Floor, Building 1, Haomai High-tech Park, Huating Road 387, Dalang Street, Longhua, Shenzhen, China Standards : FCC CFR Title 47 Part 95 Subpart B, ANSI C63.26-2015 Date of Test : 2026-05-06 ~ 2026-05-20 Date of Issue : 2026-05-20 Prepared by : Nancy Li Reviewed by : Allen Lai Approved by : Max Zhang (Authorized Officer) Report No.: TZ0035260457FRF19 Page 2 of 42 Page 2 of 42 ** Report Revise Record ** Report Version Revise Time Issued Date Valid Version Notes V1.0 / 2026-05-20 Valid Initial release Report No.: TZ0035260457FRF19 Page 3 of 42 Page 3 of 42 TABLE OF CONTENTS 1. G E N E R A L I N F O R M A T I O N ........................................................ 4 1.1. Client Information ................................................................................................................... 4 1.2. Description of Device (EUT) ................................................................................................... 4 1.3. Wireless Function Tested in this Report .............................................................................. 4 1.4. Description of Test Facility .................................................................................................... 5 1.5. Statement of the Measurement Uncertainty ......................................................................... 5 1.6. Measurement Uncertainty ...................................................................................................... 6 1.7. Description of Test Modes ..................................................................................................... 6 1.8. Frequency of Channels .......................................................................................................... 6 2. T E S T M E T H O D O L O G Y ............................................................ 7 2.1. EUT Configuration .................................................................................................................. 7 2.2. EUT Related Submittal (s) / Grant (s) .................................................................................... 7 2.3. Test Sample ............................................................................................................................. 7 3. S Y S T E M T E S T C O N F I G U R A T I O N .............................................. 8 3.1. Justification ............................................................................................................................. 8 3.2. Special Accessories ............................................................................................................... 8 3.3. Block Diagram/Schematics .................................................................................................... 8 3.4. Equipment Modifications ....................................................................................................... 8 3.5. Test Setup ................................................................................................................................ 8 4. S U M M A R Y O F T E S T R E S U L T S ................................................. 9 5. T E S T R E S U L T ..................................................................... 10 5.1. Frequency Stability ............................................................................................................... 10 5.2. Bandwidth .............................................................................................................................. 13 5.3. Transmitter Power................................................................................................................. 16 5.4. Modulation Characteristics .................................................................................................. 18 5.5. Unwanted Emissions ............................................................................................................ 28 5.6. Antenna Requirements ......................................................................................................... 40 6. L I S T O F M E A S U R I N G E Q U I P M E N T S ......................................... 41 7. T E S T S E T U P P H O T O G R A P H S O F E U T ...................................... 42 8. E X T E R I O R P H O T O G R A P H S O F T H E E U T .................................. 42 9. I N T E R I O R P H O T O G R A P H S O F T H E E U T ................................... 42 Report No.: TZ0035260457FRF19 Page 4 of 42 Page 4 of 42 1. G E N E R A L I N F O R M A T I O N 1.1. Client Information Applicant : Lexibook America Address : C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States Manufacturer : Lexibook America Address : C/O Pramex International, 1251 Avenue of the Americas, 3rd Fl., New York, United States 1.2. Description of Device (EUT) Product Name : walkie-talkie Trade Mark : N/A Model Number : TW60 Power Supply : DC 3.7V by battery Hardware version : V1.0 Software version : V1.0 1.3. Wireless Function Test…

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2 3 4 客 户 加 般 尺 寸 工 C . I B k T ± 0 . 0 4 ± 0 . 06 > 0 ± 0 . 09 ± 0 . 1 5 ± 0 . 2 4 品 名 A ± 0 . 0 天线 6 ± 0 . 3 3 4 0 . 2 1 ± 0 . 0 9 0 . 1 3 > 6 F FX R I FT 1 0 N 料 号 ± 0 . 0 5 ± 0 . 60 ± 0 . 1 5 ± 0 . 2 3 ± 0 . 3 2 > 3 0 RT D ± 0 . 5 6 > 120 4 0 . 1 4 : 0 . 2 3 = 0 . 3 6 ± 0 . 5 2 图 号 E R U I N C S D ± 0 . 2 0 ± 0 . 3 0 ± 0 . 4 8 ± 0 . 7 7 ± 1 . 25 > 3 1 5 日 期 s c a l e 1 : 1 2 0 2 5 . 4 . 8 角 度 0 . 3 1 3 ± 0 . 5 + 0 . 8 ± 1 . 0 士 mπ E生产流程 R O H S 1 、 试 样 生 产 2、巡检制程 3 、 热 处 理 4 、 φ 0 . 7 3 5 、 品 检 6 、 包 装 7 、 Q A 抽 1 2 . 检 8 、 入 库 9 、 出 货 4 8 . 5 ± 0 . 5 4 . 9 5 ± 0 . 0 5 变更内容 署 名 版 本 A 日 期 比 例 客户承认栏 F D I T l X H ND C IN TB T E m.m E M T E 5 C n l R F 线 径 总圈数 0 . 7 2 4 T T 0 T t UP I N R M T A Y 外 径 表面处理 4 . 9 5 DT N E T E R 总 长 材 质 4 8 . 5 镀镍线 W u K L su t l t 6 * 1 绘 图 许智翔 单 重 位 旋 向 mm 右 R A T T N E l cr G 工 程 F O J 扫描全能王 3亿人都在用的扫描App

Report No.: TZ0035260457PH01 Page 1 of 1 Test Setup Photos of the EUT Radiated Emission Below 1GHz Radiated Emission Above 1GHz