OTM-8824620-49MRX1/12 RC Cars

1 1 2 2 3 3 4 4 DD CC BB AA A NTENNA A -+ M OTO R S ERV O A -+ M OTO R S ERV O V CC+7 .5V 49.860 MHz Regulator circuit Super- regenerative detector circuit IF amplfier Decoding circuit U1 PT978 The motor drive circuit

Letter of Agency "I, an officer of Kidztech Toys Manufacturing Ltd. do hereby authorize Intertek Testing Services (Mr. Terry Chan / Koo Wai Ip / Kenneth Wong) to act on our behalf in front of the Federal Communications Commission with respect to all matters relating to certification of equipment under Part 15 and Part 18 of the FCC Rules until further notice." I further certify that no party (as defined in §1.2002(b) of CFR 47, 2004) to this application, including myself, is 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. Dated this day of 20 By Signature Printed Name Title Remark: The person who signs this authorization letter must be the grantee contact of record in the Grantee Code data base. Dec 2013 Eric Ho Senior Manager 20May 20

INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (External) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (External)

INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Equipment Photographs (Internal)

Technical Description The Equipment Under Test (EUT) is portable car for a RC car set which operates at 49.860MHz. The EUT is power by 1 x 6.4V Rechargeable battery. After switching on the EUT, the car will be moved forward or backward, turned left or right based on the joystick control in the controller. Antenna Type: Internal, Integral Antenna The brief circuit description is listed as follows: 1. U1 (PT8A978B) acts as decoder 2. Q1 acts as super-regenerative receiver 3. Q16-Q17 act as IF amplifier 4. Q14 – Q15 act as LED driver 5. Q2-Q3, Q10-Q11 and Q12-Q13 act as MG1 motor driver 6. Q4-Q5, Q6-Q9 act as M motor driver

1 1 2 2 3 3 4 4 DD CC BB AA Title NumberRevisionSize A4 Date:2015-11-12Sheet of File:D:\\..\JJ88242R 49M.SchDocDrawn By: ANT ANT L1 1.0UH C1 3P T1 7.5T C2 18P Q1 2712 R1 200K C5 475 C4 22P R3 4.7K VDD C3 333 GND GND L2 5.6UH R2 680R C6 332 GND R4 2.2K C7 104 VO2GNDSIOSC I OSC O RIGHTLEF T LX MOD B F TURBO VDD VI1 VO1 VI2 U1 PT8A978B C8 471 C9 104 R5 2.2M R6 2.2K R8 2.2K GND C10 202 GND L3 10UH RL FB R9 220K Q10 B772 Q11 B772 Q12 D882 Q13 D882 Q2 9014 Q3 9014 M M1 MG1 R14 100R R13 100R R11 1K R12 1K BF GND VCC Q4 9014 Q5 9014 M M2MG2 R18 100R R17 100R R15 1K R16 1K RL GND VCC Q15 8050 Q14 8050 R22 330R R19 1K R20 1K BF GNDGND D1 LED D2 LED D4 LED D3 LED R21 330R VCCVCC VCC J1 0R R23 * R24 * R10 330R C11 104 DZ1 3.0VC12 100UF GNDGNDGND LED LED 1 VDD R7 2.2M C13 104 C14 104 GND Q8 ML8050 Q9 ML8050 Q6 ML8550 Q7 ML8550 IO G ZD1 5.1V R25 100K R26 4.7K R27 1K R28 47K C15 103 C16 * Q16 8050 Q17 8550 VCC

2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong SAR, China. Telephone: (852) 2173 8888 Facsimile: (852) 2785 5487 www.intertek.com Intertek’s standard Terms and Conditions can be obtained at our website http://www.intertek.com/terms/. The test report only allows to be revised within the retention period unless further standard or the requirement was noticed. This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. © 2017 Intertek Page 1 of 15 TEST REPORT Report No.: 20061084HKG-002 Kidztech Toys Manufacturing Ltd. Application For Certification (Original Grant) FCC ID: OTM-8824620-49MRX Superregenerative Receiver Prepared and Checked by: Approved by: Signed On File Lee For Yiu, Florey Assistant Engineer Wong Kwok Yeung, Kenneth Senior Lead Engineer Date: July 14, 2020 TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20061084HKG-002 Page 2 of 15 GENERAL INFORMATION Grantee: Kidztech Toys Manufacturing Ltd. Grantee Address: Room 1201, 12/F., Inter-Continental Plaza, 94 Granville Road, Tsim Sha Tsui East, Kowloon, Hong Kong. Contact Person: Eric Ho Tel: (852) 2721 8868 Fax: (852) 2721 8838 e-mail: N/A Manufacturer: Kidztech Intelligent Technology Co., Ltd. Manufacturer Address: Chengyang Guang Road, Ancheng Road, Liangxia Town, Chenghai District, Shantou City, 515800, Guangdong, China. Brand Name: Kidztech Toys Model: 5F633F6 Additional Model: 5F633F7, 5F633F8, AD17267, AD17610, 88416, 88516, 88316, 88246, AD21089, AD21086 Type of EUT: Superregenerative Receiver Description of EUT: 1:12 RC CARS (5F633F6), 1:12 RC BUGATTI, 1:12 RC LAMBORGHINI, 1:12 RC MCLAREN P1, 1:12 RC LAMBORGHINI CENTENARIO, 1:12 RC CARS, 1:12 RC CARS (RECHARGEABLE) (5F633F7, 5F633F8, AD17267, AD17610, 88416, 88516, 88316, 88246, AD21089, AD21086) Serial Number: N/A FCC ID: OTM-8824620-49MRX Date of Sample Submitted: June 18, 2020 Date of Test: June 18, 2020 to July 02, 2020 Report No.: 20061084HKG-002 Report Date: July 14, 2020 Environmental Conditions: Temperature: +10 to 40°C Humidity: 10 to 90% Conclusion: Test was conducted by client submitted sample. The submitted sample as received complied with the 47 CFR Part 15 Certification. TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20061084HKG-002 Page 3 of 15 SUMMARY OF TEST RESULT Test Specification Reference Results Receiver / Digital Device Radiated Emissions 15.109 Pass The equipment under test is found to be complying with the following standards: FCC Part 15, October 1, 2019 Edition Note: 1. The EUT uses a permanently attached antenna which, in accordance to section 15.203, is considered sufficient to comply with the pervisions of this section. 2. Pursuant to FCC part 15 Section 15.215(c), the 20 dB bandwidth of the emission was contained within the frequency band designated (mentioned as above) which the EUT operated. The effects, if any, from frequency sweeping, frequency hopping, other modulation techniques and frequency stability over excepted variations in temperature and supply voltage were considered. TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20061084HKG-002 Page 4 of 15 TABLE OF CONTENTS 1.0 GENERAL DESCRIPTION ................................................................................................ 5 1.1 Product Description ................................................................................................... 5 1.2 Related Submittal(s) Grants ....................................................................................... 5 1.3 Test Methodology ...................................................................................................... 5 1.4 Test Facility ................................................................................................................ 5 2.0 SYSTEM TEST CONFIGURATION ..................................................................................... 6 2.1 Justification ................................................................................................................ 6 2.2 EUT Exercising Software ............................................................................................. 6 2.3 Special Accessories .................................................................................................... 6 2.4 Measurement Uncertainty ......................................................................................... 6 2.5 Support Equipment List and Description .................................................................... 6 3.0 EMISSION RESULTS ....................................................................................................... 7 3.1 Field Strength Calculation .......................................................................................... 7 3.2 Radiated Emission Configuration Photograph ............................................................ 8 3.3 Radiated Emission Data ............................................................................................. 8 4.0 EQUIPMENT PHOTOGRAPHS ...................................................................................... 10 5.0 PRODUCT LABELLING ...............…

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INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Configuration Photographs Worst-Case Radiated Emissions (Front View) INTERTEK TESTING SERVICE FCC ID: OTM-8824620-49MRX Configuration Photographs Worst-Case Radiated Emissions (Back View)