2BX3A-8923BRemote Control Toys

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

Shantou Ruisu Trading Co., Ltd. No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2026/09/01 U.S. Agent Designation Shantou Ruisu Trading Co., Ltd.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 (FCCID:2BX3A-8923B): Name and company of U.S. agent:DAME INC P hysical U.S. address of agent:19 Preston St, Unit 1, Goffstown NH 03045 NH, NH 3045 United States FRN of U.S. agent:0036816189 Email address of U.S. agent:[email protected] DAME INCacknowledg es their obligation to accept service of pro cess on behalf ofShantou Ruisu Trading Co.,Ltd. Shantou Ruisu Trading Co., Ltd.with the FRN[0038849683]acceptsits obligationto 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 orjudicial proceedin g 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 LiYiling Manager ShantouRuisuTradingCo.,Ltd. Signature LiangshuZhang Manager DAMEINC

FCC ID: 2BX3A-8923B External Photos of the EUT 8921A 8922A FCC ID: 2BX3A-8923B 8923B 8924A 8925A FCC ID: 2BX3A-8923B 8926A 8931A 8930A FCC ID: 2BX3A-8923B FCC ID: 2BX3A-8923B FCC ID: 2BX3A-8923B

Label and Location Size: L: 2.2cm*W: 1.4cm Label and Location FCC ID : 2BX3A-8923B

FCC ID: 2BX3A-8923B Internal Photos of the EUT FCC ID: 2BX3A-8923B ANT FCC ID: 2BX3A-8923B FCC ID: 2BX3A-8923B

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn RF Exposure evaluation Report Reference No. .................... : FCC ID. ........................................... : CTA26060301702 2BX3A-8923B Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Jun. 16, 2026 Testing Laboratory Name ............. : Shenzhen CTA Testing Technology Co., Ltd. Address ........................................... : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Applicant’s name ........................... : Shantou Ruisu Trading Co., Ltd. Address ........................................... : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Standard .......................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology 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. Test item description ..................... : Remote Control Toys Trade Mark ....................................... : N/A Manufacturer .................................... : Shantou Ruisu Trading Co., Ltd. Model/Type reference ...................... : 8923B Listed Models ................................... : 8921A, 8922A, 8924A, 8925A, 8926A, 8930A, 8931A Ratings ............................................. : DC 3.0V from 2 × AA (UM-3LR06) batteries Result ............................................... : PASS Report No.: CTA26060301702 Page 2 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : Remote Control Toys Model /Type : 8923B Listed Models : 8921A, 8922A, 8924A, 8925A, 8926A, 8930A, 8931A Model Difference : Transmitter (remote control) PCB board, circuit, structure and internal of these model(s) are the same, Only model number and receiver (toy car) are different for these models. The detailed information refer to product photos. Risk Assessment andTest Coverage Statement : According to FCC standards, FCC ID certification only requires testing the Transmitter part of the product, not the receiver part. Referring to the product photos, For the main test and Listed models. The transmitter is the same, so the test results for the main test can cover the Listed models Applicant : Shantou Ruisu Trading Co., Ltd. Address : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Manufacturer : Shantou Ruisu Trading Co., Ltd. Address : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA26060301702 Page 3 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ............................................................................................................ 4 2 SUMMARY .......................................................................................................................... 5 2.1 General Remarks ..................................................................................................... 5 2.2 Product Description ................................................................................................. 5 2.3 Special Accessories ................................................................................................. 5 2.4 Modifications ............................................................................................................ 5 3 TEST ENVIRONMENT ....................................................................................................... 6 3.1 Address of the test laboratory .................................................................................. 6 3.2 Test Facility .............................................................................................................. 6 3.3 Statement of the measurement uncertainty ............................................................. 6 4 Test limit .............................................................................................................................. 7 4.1 Requirement ............................................................................................................ 7 4.2 Conducted Power Results ....................................................................................... 7 4.3 Manufacturing t…

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Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China TEST REPORT FCC Rules and Regulations Part PART 15.249 Report Reference No..............: CTA26060301701 FCC ID...................................: 2BX3A-8923B Compiled by ( position+printed name+signature ... : File administrators Zoey Cao Supervised by ( position+printed name+signature ... : Project Engineer Ace Chai Approved by ( position+printed name+signature ... : RF Manager Eric Wang Date of issue .................................... : Jun. 16, 2026 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Applicant’s name ............................ : Shantou Ruisu Trading Co., Ltd. Address ............................................ : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Standard ........................................... : FCC Rules and Regulations PART 15.249 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology 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. Test item description ..................... : Remote Control Toys Trade Mark ....................................... : N/A Manufacturer .................................... : Shantou Ruisu Trading Co., Ltd. Model/Type reference ...................... : 8923B Listed Models .................................. : 8921A, 8922A, 8924A, 8925A, 8926A, 8930A, 8931A Modulation ....................................... : GFSK Frequency ......................................... 2425-2471MHz Ratings ............................................. : DC 3.0V from 2 × AA (UM‑3LR06) batteries Result ............................................... : PASS Report No.: CTA26060301701 Page 2 of 37 T E S T R E P O R T Equipment under Test : Remote Control Toys Model /Type : 8923B Listed Models : 8921A, 8922A, 8924A, 8925A, 8926A, 8930A, 8931A Model Difference : Transmitter (remote control) PCB board, circuit, structure and internal of these model(s) are the same, Only model number and receiver (toy car) are different for these models. The detailed information refer to product photos. Risk Assessment andTest Coverage Statement : According to FCC standards, FCC ID certification only requires testing the Transmitter part of the product, not the receiver part. Referring to the product photos, For the main test and Listed models. The transmitter is the same, so the test results for the main test can cover the Listed models Applicant : Shantou Ruisu Trading Co., Ltd. Address : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Manufacturer : Shantou Ruisu Trading Co., Ltd. Address : No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Contents Report No.: CTA26060301701 Page 3 of 37 1. 0BT E S T S T A N D A R D S ................................................................. 4 2. 1BS U M M A R Y ............................................................................ 5 2.1. General Remarks 5 2.2. 7BProduct Description 5 2.3. 8BEquipment Under Test 5 2.4. 9BShort description of the Equipment under Test (EUT) 5 2.5. EUT configuration 5 2.6. 10BEUT operation mode 6 2.7. 11BBlock Diagram of Test Setup 6 2.8. Modifications 6 3. 2BT E S T E N V I R O N M E N T .............................................................. 7 3.1. Address of the test laboratory 7 3.2. Test Facility 7 3.3. 17BEnvironmental conditions 7 3.4. 18BSummary of measurement results 8 3.5. Statement of the measurement uncertainty 8 3.6. 20BEquipments Used during the Test 9 4. 3BT E S T C O N D I T I O N S A N D R E S U L T S ........................................... 11 4.1. 21BAC Power Conducted Emission ................................................................................... 11 4.2. Radiated Emission and Band Edges ............................................................................ 12 4.3. 20dB Bandwidth Measurement .................................................................................... 19 4.4. Emissions at Restricted Band....................................................................................... 21 4.5. On Time and Duty Cycle .............................................................................................. 25 4.6. 31BAntenna Requirement ................................................................................................... 27 5. 4BT E S T S E T U P P H O T O S O F T H E E U T .......................................... 28 6. 4BT E S T P H O T O S O F T H E E U T .................................................... 29 Report No.: CTA26060301701 Page 4 of 37 1. 0BT E S T S T A N D A R D S The tests were performed according to following standards: FCC Rules Part 15.249: Operation within the bands 902 - 928 MHz, 2400 - 2483.5 MHz, 5725 - 5875 MHz, and 24.0 - 24.25 GHz. ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024 + Errata to C63.10a-2024: American National Standard for Testing Unlicensed Wireless Devices Report No.: CTA26060301701 Pag…

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An t e nn a S p e c ifi ca t i o nf o rA pp r o v a l 客 户 名 称 Cus t o m e rN a m e ： 产 品 名 称 ： Pr oduc t N a m e ：2.4 G 天 线 全 长 35 mm 白 色 客 户 型 号 ： Pr oduc t N a m e : 产 品 料 号 ： P a r t N O .: C 1 0 - 35 - 2. 5 制 表 ： Wri t e B y ： 日 期 ： I ssu e d D a t e :2 0 22 - 3 - 2 0 客 户 : 工 程 R & DD e p t 采 购 B us in e ss D e p t 承 认 A pp r o v e d B y 新 鹏 达 研 发 R & DD e p t 工 程 En g in ee rD e p t 审 核 A pp r o v a l Manufacturer:Shantou Ruisu Trading Co., Ltd. Address:No. 4-1, Lane 6, Nanxiafang, Wenfeng Road, Toufen Community, Fengxiang Subdistrict, Chenghai District, Shantou City, Guangdong Province, China ProductSpecification A.ElectricalCharacteristics F r e q u e n c y 2 4 0 0 M H z ~ 2 5 0 0 M H z V S W R < 3 . 0 E f f i c i e n c y > 3 0 % I m p e d a n c e 5 0 O h m P o l a r i z a t i o n L i n e G a i n B.Material&MechanicalCharacteristics M a t e r i a l o f R a d i a t o r C u C a b l e T y p e 1 . 0 1 9 P 黑色 C o n n e c t o r T y p e : N O D i m e n s i o n C.Environmental O p e r a t i o n T e m p e r a t u r e - 3 0 ° C ~ + 8 0 ° C S t o r a g e T e m p e r a t u r e - 3 0 ° C ~ + 8 5 ° C T e s t E q u i p m e n t & C o n d i t i o n s 1 ．N e t w o r k A n a l y z e r s : Agilent8753D5071B 2 ．C o m m u n i c a t i o n s T e s t S e t : AgilentE5515C 3 ．3 D C h a m b e r T e s t S y s t e m 0.17dBi Effiency&Gain Effiency&Gain 2.40-0.00 2.440-0.11 2.48-0.13 RadiationPattern:

FCC ID: 2BX3A-8923B Test Setup Photos of the EUT